diff --git a/addons/account/models/account_journal_dashboard.py b/addons/account/models/account_journal_dashboard.py
index 975c88cdf16..4eb59c79090 100644
--- a/addons/account/models/account_journal_dashboard.py
+++ b/addons/account/models/account_journal_dashboard.py
@@ -510,7 +510,7 @@ class account_journal(models.Model):
         [action] = self.env[model].browse(action_id).read()
         action['context'] = ctx
         if ctx.get('use_domain', False):
-            action['domain'] = ['|', ('journal_id', '=', self.id), ('journal_id', '=', False)]
+            action['domain'] = isinstance(ctx['use_domain'], list) and ctx['use_domain'] or ['|', ('journal_id', '=', self.id), ('journal_id', '=', False)]
             action['name'] += ' for journal ' + self.name
         return action
 
diff --git a/addons/account/models/account_reconcile_model.py b/addons/account/models/account_reconcile_model.py
index 83a65f028f0..fcb7f4b08ad 100644
--- a/addons/account/models/account_reconcile_model.py
+++ b/addons/account/models/account_reconcile_model.py
@@ -3,11 +3,83 @@
 from odoo import api, fields, models, _
 from odoo.tools import float_compare, float_is_zero
 from odoo.exceptions import UserError
-
 import re
 from math import copysign
 
 
+class AccountReconcileModelLine(models.Model):
+    _name = 'account.reconcile.model.line'
+    _description = 'Rules for the reconciliation model'
+    _order = 'sequence, id'
+
+    model_id = fields.Many2one('account.reconcile.model', readonly=True)
+    match_total_amount = fields.Boolean(related='model_id.match_total_amount')
+    match_total_amount_param = fields.Float(related='model_id.match_total_amount_param')
+    rule_type = fields.Selection(related='model_id.rule_type')
+    company_id = fields.Many2one(related='model_id.company_id')
+    sequence = fields.Integer(required=True, default=10)
+    account_id = fields.Many2one('account.account', string='Account', ondelete='cascade', domain=[('deprecated', '=', False)], required=True)
+    journal_id = fields.Many2one('account.journal', string='Journal', ondelete='cascade', help="This field is ignored in a bank statement reconciliation.")
+    label = fields.Char(string='Journal Item Label')
+    amount_type = fields.Selection([
+        ('fixed', 'Fixed'),
+        ('percentage', 'Percentage of balance'),
+        ('regex', 'From label'),
+    ], required=True, default='percentage')
+    show_force_tax_included = fields.Boolean(compute='_compute_show_force_tax_included', help='Technical field used to show the force tax included button')
+    force_tax_included = fields.Boolean(string='Tax Included in Price', help='Force the tax to be managed as a price included tax.')
+    amount = fields.Float(string="Float Amount", compute='_compute_float_amount', store=True, help="Technical shortcut to parse the amount to a float")
+    amount_string = fields.Char(string="Amount", default='100', required=True, help="""Value for the amount of the writeoff line
+    * Percentage: Percentage of the balance, between 0 and 100.
+    * Fixed: The fixed value of the writeoff. The amount will count as a debit if it is negative, as a credit if it is positive.
+    * From Label: There is no need for regex delimiter, only the regex is needed. For instance if you want to extract the amount from\nR:9672938 10/07 AX 9415126318 T:5L:NA BRT: 3358,07 C:\nYou could enter\nBRT: ([\d,]+)""")
+    tax_ids = fields.Many2many('account.tax', string='Taxes', ondelete='restrict')
+    analytic_account_id = fields.Many2one('account.analytic.account', string='Analytic Account', ondelete='set null')
+    analytic_tag_ids = fields.Many2many('account.analytic.tag', string='Analytic Tags',
+                                        relation='account_reconcile_model_analytic_tag_rel')
+
+    @api.onchange('tax_ids')
+    def _onchange_tax_ids(self):
+        # Multiple taxes with force_tax_included results in wrong computation, so we
+        # only allow to set the force_tax_included field if we have one tax selected
+        if len(self.tax_ids) != 1:
+            self.force_tax_included = False
+
+    @api.depends('tax_ids')
+    def _compute_show_force_tax_included(self):
+        for record in self:
+            record.show_force_tax_included = False if len(record.tax_ids) != 1 else True
+
+    @api.onchange('amount_type')
+    def _onchange_amount_type(self):
+        self.amount_string = ''
+        if self.amount_type == 'percentage':
+            self.amount_string = '100'
+        elif self.amount_type == 'regex':
+            self.amount_string = '([\d,]+)'
+
+    @api.depends('amount_string')
+    def _compute_float_amount(self):
+        for record in self:
+            try:
+                record.amount = float(record.amount_string)
+            except ValueError:
+                record.amount = 0
+
+    @api.constrains('amount_string')
+    def _validate_amount(self):
+        for record in self:
+            if record.amount_type == 'fixed' and record.amount == 0:
+                raise UserError(_('The amount is not a number'))
+            if record.amount_type == 'percentage' and not 0 < record.amount <= 100:
+                raise UserError(_('The amount is not a percentage'))
+            if record.amount_type == 'regex':
+                try:
+                    re.compile(record.amount_string)
+                except re.error:
+                    raise UserError(_('The regex is not valid'))
+
+
 class AccountReconcileModel(models.Model):
     _name = 'account.reconcile.model'
     _description = 'Preset to create journal entries during a invoices and payments matching'
@@ -88,47 +160,10 @@ class AccountReconcileModel(models.Model):
     match_partner_category_ids = fields.Many2many('res.partner.category', string='Restrict Partner Categories to',
         help='The reconciliation model will only be applied to the selected customer/vendor categories.')
 
-    # ===== Write-Off =====
-    # First part fields.
-    account_id = fields.Many2one('account.account', string='Account', ondelete='cascade', domain=[('deprecated', '=', False)])
-    journal_id = fields.Many2one('account.journal', string='Journal', ondelete='cascade', help="This field is ignored in a bank statement reconciliation.")
-    label = fields.Char(string='Journal Item Label')
-    amount_type = fields.Selection([
-        ('fixed', 'Fixed'),
-        ('percentage', 'Percentage of balance'),
-        ('regex', 'From label'),
-        ], required=True, default='percentage')
-    show_force_tax_included = fields.Boolean(compute='_compute_show_force_tax_included', help='Technical field used to show the force tax included button')
-    force_tax_included = fields.Boolean(string='Tax Included in Price',
-        help='Force the tax to be managed as a price included tax.')
-    amount = fields.Float(string='Write-off Amount', digits=0, required=True, default=100.0, help="Fixed amount will count as a debit if it is negative, as a credit if it is positive.")
-    amount_from_label_regex = fields.Char(string="Amount from Label (regex)", default=r"([\d\.,]+)", help="There is no need for regex delimiter, only the regex is needed. For instance if you want to extract the amount from\nR:9672938 10/07 AX 9415126318 T:5L:NA BRT: 3358,07 C:\nYou could enter\nBRT: ([\d,]+)")
+    line_ids = fields.One2many('account.reconcile.model.line', 'model_id')
+
     decimal_separator = fields.Char(default=lambda self: self.env['res.lang']._lang_get(self.env.user.lang).decimal_point, help="Every character that is nor a digit nor this separator will be removed from the matching string")
-    tax_ids = fields.Many2many('account.tax', string='Taxes', ondelete='restrict')
-    analytic_account_id = fields.Many2one('account.analytic.account', string='Analytic Account', ondelete='set null')
-    analytic_tag_ids = fields.Many2many('account.analytic.tag', string='Analytic Tags',
-                                        relation='account_reconcile_model_analytic_tag_rel')
-
-    # Second part fields.
-    has_second_line = fields.Boolean(string='Add a second line', default=False)
-    second_account_id = fields.Many2one('account.account', string='Second Account', ondelete='cascade', domain=[('deprecated', '=', False)])
-    second_journal_id = fields.Many2one('account.journal', string='Second Journal', ondelete='cascade', help="This field is ignored in a bank statement reconciliation.")
-    second_label = fields.Char(string='Second Journal Item Label')
-    second_amount_type = fields.Selection([
-        ('fixed', 'Fixed'),
-        ('percentage', 'Percentage of balance'),
-        ('regex', 'From label'),
-        ], string="Second Amount type",required=True, default='percentage')
-    show_second_force_tax_included = fields.Boolean(compute='_compute_show_second_force_tax_included', help='Technical field used to show the force tax included button')
-    force_second_tax_included = fields.Boolean(string='Second Tax Included in Price',
-        help='Force the second tax to be managed as a price included tax.')
-    second_amount = fields.Float(string='Second Write-off Amount', digits=0, required=True, default=100.0, help="Fixed amount will count as a debit if it is negative, as a credit if it is positive.")
-    second_amount_from_label_regex = fields.Char(string="Second Amount from Label (regex)", default=r"([\d\.,]+)")
-    second_tax_ids = fields.Many2many('account.tax', relation='account_reconcile_model_account_tax_bis_rel', string='Second Taxes', ondelete='restrict')
-    second_analytic_account_id = fields.Many2one('account.analytic.account', string='Second Analytic Account', ondelete='set null')
-    second_analytic_tag_ids = fields.Many2many('account.analytic.tag', string='Second Analytic Tags',
-                                               relation='account_reconcile_model_second_analytic_tag_rel')
-
+    show_decimal_separator = fields.Boolean(compute='_compute_show_decimal_separator', help="Technical field to decide if we should show the decimal separator for the regex matching field.")
     number_entries = fields.Integer(string='Number of entries related to this model', compute='_compute_number_entries')
 
     def action_reconcile_stat(self):
@@ -152,29 +187,10 @@ class AccountReconcileModel(models.Model):
         for model in self:
             model.number_entries = mapped_data.get(model.id, 0)
 
-    @api.onchange('tax_ids')
-    def _onchange_tax_ids(self):
-        # Multiple taxes with force_tax_included results in wrong computation, so we
-        # only allow to set the force_tax_included field if we have one tax selected
-        if len(self.tax_ids) != 1:
-            self.force_tax_included = False
-
-    @api.depends('tax_ids')
-    def _compute_show_force_tax_included(self):
+    @api.depends('line_ids.amount_type')
+    def _compute_show_decimal_separator(self):
         for record in self:
-            record.show_force_tax_included = False if len(record.tax_ids) != 1 else True
-
-    @api.onchange('second_tax_ids')
-    def _onchange_second_tax_ids(self):
-        # Multiple taxes with force_tax_included results in wrong computation, so we
-        # only allow to set the force_tax_included field if we have one tax selected
-        if len(self.second_tax_ids) != 1:
-            self.force_second_tax_included = False
-
-    @api.depends('second_tax_ids')
-    def _compute_show_second_force_tax_included(self):
-        for record in self:
-            record.show_second_force_tax_included = False if len(record.second_tax_ids) != 1 else True
+            record.show_decimal_separator = any(l.amount_type == 'regex' for l in record.line_ids)
 
     @api.onchange('match_total_amount_param')
     def _onchange_match_total_amount_param(self):
@@ -185,13 +201,13 @@ class AccountReconcileModel(models.Model):
     # RECONCILIATION PROCESS
     ####################################################
 
-    @api.model
     def _get_taxes_move_lines_dict(self, tax, base_line_dict):
         ''' Get move.lines dict (to be passed to the create()) corresponding to a tax.
         :param tax:             An account.tax record.
         :param base_line_dict:  A dict representing the move.line containing the base amount.
         :return: A list of dict representing move.lines to be created corresponding to the tax.
         '''
+        self.ensure_one()
         balance = base_line_dict['debit'] - base_line_dict['credit']
         currency = base_line_dict.get('currency_id') and self.env['res.currency'].browse(base_line_dict['currency_id'])
 
@@ -212,7 +228,8 @@ class AccountReconcileModel(models.Model):
                 'tax_exigible': tax_res['tax_exigibility'],
                 'tax_repartition_line_id': tax_res['tax_repartition_line_id'],
                 'tax_ids': tax_res['tax_ids'],
-                'tag_ids': tax_res['tag_ids']
+                'tag_ids': tax_res['tag_ids'],
+                'reconcile_model_id': self.id,
             })
 
             # Handle price included taxes.
@@ -221,7 +238,7 @@ class AccountReconcileModel(models.Model):
         base_line_dict['tag_ids'] = [(6, 0, res['base_tags'])]
         return new_aml_dicts
 
-    def _get_write_off_move_lines_dict(self, st_line, move_lines=None):
+    def _get_write_off_move_lines_dict(self, st_line, move_lines=None, residual_balance=None):
         ''' Get move.lines dict (to be passed to the create()) corresponding to the reconciliation model's write-off lines.
         :param st_line:     An account.bank.statement.line record.
         :param move_lines:  An account.move.line recordset.
@@ -238,76 +255,43 @@ class AccountReconcileModel(models.Model):
 
         balance = total_residual - line_residual
 
-        if not self.account_id or float_is_zero(balance, precision_rounding=line_currency.rounding):
-            return []
-
-        if self.amount_type == 'percentage':
-            line_balance = balance * (self.amount / 100.0)
-        elif self.amount_type == "regex":
-            match = re.search(self.amount_from_label_regex, st_line.name)
-            if match:
-                line_balance = copysign(float(re.sub(r'\D' + self.decimal_separator, '', match.group(1)).replace(self.decimal_separator, '.')) * (1 if balance > 0.0 else -1), balance)
-            else:
-                line_balance = 0
-        else:
-            line_balance = self.amount * (1 if balance > 0.0 else -1)
-
         new_aml_dicts = []
+        if residual_balance is None:
+            residual_balance = balance
+        for line in self.line_ids:
+            if not line.account_id or float_is_zero(residual_balance, precision_rounding=line_currency.rounding):
+                continue
 
-        # First write-off line.
-        writeoff_line = {
-            'name': self.label or st_line.name,
-            'account_id': self.account_id.id,
-            'analytic_account_id': self.analytic_account_id.id,
-            'analytic_tag_ids': [(6, 0, self.analytic_tag_ids.ids)],
-            'debit': line_balance > 0 and line_balance or 0,
-            'credit': line_balance < 0 and -line_balance or 0,
-            'reconcile_model_id': self.id,
-        }
-        new_aml_dicts.append(writeoff_line)
-
-        if self.tax_ids:
-            writeoff_line['tax_ids'] = [(6, None, self.tax_ids.ids)]
-            tax = self.tax_ids
-            # Multiple taxes with force_tax_included results in wrong computation, so we
-            # only allow to set the force_tax_included field if we have one tax selected
-            if self.force_tax_included:
-                tax = tax[0].with_context(force_price_include=True)
-            new_aml_dicts += self._get_taxes_move_lines_dict(tax, writeoff_line)
-
-        # Second write-off line.
-        if self.has_second_line and self.second_account_id:
-            remaining_balance = balance - sum(aml['debit'] - aml['credit'] for aml in new_aml_dicts)
-            if self.second_amount_type == 'percentage':
-                line_balance = remaining_balance * (self.second_amount / 100.0)
-            elif self.second_amount_type == "regex":
-                match = re.search(self.second_amount_from_label_regex, st_line.name)
+            if line.amount_type == 'percentage':
+                line_balance = residual_balance * (line.amount / 100.0)
+            elif line.amount_type == "regex":
+                match = re.search(line.amount_string, st_line.name)
                 if match:
-                    line_balance = copysign(float(re.sub(r'\D' + self.decimal_separator, '', match.group(1)).replace(self.decimal_separator, '.')), remaining_balance)
+                    line_balance = copysign(float(re.sub(r'\D' + self.decimal_separator, '', match.group(1)).replace(self.decimal_separator, '.')) * (1 if balance > 0.0 else -1), balance)
                 else:
                     line_balance = 0
             else:
-                line_balance = self.second_amount * (1 if remaining_balance > 0.0 else -1)
-
-            second_writeoff_line = {
-                'name': self.second_label or st_line.name,
-                'account_id': self.second_account_id.id,
-                'analytic_account_id': self.second_analytic_account_id.id,
-                'analytic_tag_ids': [(6, 0, self.second_analytic_tag_ids.ids)],
+                line_balance = line.amount * (1 if residual_balance > 0.0 else -1)
+            writeoff_line = {
+                'name': line.label or st_line.name,
+                'account_id': line.account_id.id,
+                'analytic_account_id': line.analytic_account_id.id,
+                'analytic_tag_ids': [(6, 0, line.analytic_tag_ids.ids)],
                 'debit': line_balance > 0 and line_balance or 0,
                 'credit': line_balance < 0 and -line_balance or 0,
                 'reconcile_model_id': self.id,
             }
-            new_aml_dicts.append(second_writeoff_line)
+            new_aml_dicts.append(writeoff_line)
 
-            if self.second_tax_ids:
-                second_writeoff_line['tax_ids'] = [(6, None, self.second_tax_ids.ids)]
-                tax = self.second_tax_ids
+            residual_balance -= line_balance
+            if line.tax_ids:
+                writeoff_line['tax_ids'] = [(6, None, line.tax_ids.ids)]
+                tax = line.tax_ids
                 # Multiple taxes with force_tax_included results in wrong computation, so we
                 # only allow to set the force_tax_included field if we have one tax selected
-                if self.force_second_tax_included:
+                if line.force_tax_included:
                     tax = tax[0].with_context(force_price_include=True)
-                new_aml_dicts += self._get_taxes_move_lines_dict(tax, second_writeoff_line)
+                new_aml_dicts += self._get_taxes_move_lines_dict(tax, writeoff_line)
 
         return new_aml_dicts
 
diff --git a/addons/account/models/chart_template.py b/addons/account/models/chart_template.py
index 6a5220f50ed..6dd67e8fce5 100644
--- a/addons/account/models/chart_template.py
+++ b/addons/account/models/chart_template.py
@@ -698,44 +698,42 @@ class AccountChartTemplate(models.Model):
         """ This method generates a dictionary of all the values for the account.reconcile.model that will be created.
         """
         self.ensure_one()
+        account_reconcile_model_lines = self.env['account.reconcile.model.line.template'].search([
+            ('model_id', '=', account_reconcile_model.id)
+        ])
         return {
-                'name': account_reconcile_model.name,
-                'sequence': account_reconcile_model.sequence,
-                'has_second_line': account_reconcile_model.has_second_line,
-                'company_id': company.id,
-                'account_id': acc_template_ref[account_reconcile_model.account_id.id],
-                'label': account_reconcile_model.label,
-                'to_check': account_reconcile_model.to_check,
-                'amount_type': account_reconcile_model.amount_type,
-                'force_tax_included': account_reconcile_model.force_tax_included,
-                'amount': account_reconcile_model.amount,
-                'tax_ids': [[4, tax_template_ref[tax.id], 0] for tax in account_reconcile_model.tax_ids],
-                'second_account_id': account_reconcile_model.second_account_id and acc_template_ref[account_reconcile_model.second_account_id.id] or False,
-                'second_label': account_reconcile_model.second_label,
-                'second_amount_type': account_reconcile_model.second_amount_type,
-                'force_second_tax_included': account_reconcile_model.force_second_tax_included,
-                'second_amount': account_reconcile_model.second_amount,
-                'rule_type': account_reconcile_model.rule_type,
-                'auto_reconcile': account_reconcile_model.auto_reconcile,
-                'match_journal_ids': [(6, None, account_reconcile_model.match_journal_ids.ids)],
-                'match_nature': account_reconcile_model.match_nature,
-                'match_amount': account_reconcile_model.match_amount,
-                'match_amount_min': account_reconcile_model.match_amount_min,
-                'match_amount_max': account_reconcile_model.match_amount_max,
-                'match_label': account_reconcile_model.match_label,
-                'match_label_param': account_reconcile_model.match_label_param,
-                'match_note': account_reconcile_model.match_note,
-                'match_note_param': account_reconcile_model.match_note_param,
-                'match_transaction_type': account_reconcile_model.match_transaction_type,
-                'match_transaction_type_param': account_reconcile_model.match_transaction_type_param,
-                'match_same_currency': account_reconcile_model.match_same_currency,
-                'match_total_amount': account_reconcile_model.match_total_amount,
-                'match_total_amount_param': account_reconcile_model.match_total_amount_param,
-                'match_partner': account_reconcile_model.match_partner,
-                'match_partner_ids': [(6, None, account_reconcile_model.match_partner_ids.ids)],
-                'match_partner_category_ids': [(6, None, account_reconcile_model.match_partner_category_ids.ids)],
-                'second_tax_ids': [[4, tax_template_ref[tax.id], 0] for tax in account_reconcile_model.second_tax_ids],
-            }
+            'name': account_reconcile_model.name,
+            'sequence': account_reconcile_model.sequence,
+            'company_id': company.id,
+            'rule_type': account_reconcile_model.rule_type,
+            'auto_reconcile': account_reconcile_model.auto_reconcile,
+            'to_check': account_reconcile_model.to_check,
+            'match_journal_ids': [(6, None, account_reconcile_model.match_journal_ids.ids)],
+            'match_nature': account_reconcile_model.match_nature,
+            'match_amount': account_reconcile_model.match_amount,
+            'match_amount_min': account_reconcile_model.match_amount_min,
+            'match_amount_max': account_reconcile_model.match_amount_max,
+            'match_label': account_reconcile_model.match_label,
+            'match_label_param': account_reconcile_model.match_label_param,
+            'match_note': account_reconcile_model.match_note,
+            'match_note_param': account_reconcile_model.match_note_param,
+            'match_transaction_type': account_reconcile_model.match_transaction_type,
+            'match_transaction_type_param': account_reconcile_model.match_transaction_type_param,
+            'match_same_currency': account_reconcile_model.match_same_currency,
+            'match_total_amount': account_reconcile_model.match_total_amount,
+            'match_total_amount_param': account_reconcile_model.match_total_amount_param,
+            'match_partner': account_reconcile_model.match_partner,
+            'match_partner_ids': [(6, None, account_reconcile_model.match_partner_ids.ids)],
+            'match_partner_category_ids': [(6, None, account_reconcile_model.match_partner_category_ids.ids)],
+            'line_ids': [(0, 0, {
+                'account_id': acc_template_ref[line.account_id.id],
+                'label': line.label,
+                'amount_type': line.amount_type,
+                'force_tax_included': line.force_tax_included,
+                'amount_string': line.amount_string,
+                'tax_ids': [[4, tax_template_ref[tax.id], 0] for tax in line.tax_ids],
+            }) for line in account_reconcile_model_lines],
+        }
 
     def generate_account_reconcile_model(self, tax_template_ref, acc_template_ref, company):
         """ This method creates account reconcile models
@@ -1175,31 +1173,23 @@ class AccountReconcileModelTemplate(models.Model):
     match_partner_category_ids = fields.Many2many('res.partner.category', string='Restrict Partner Categories to',
         help='The reconciliation model will only be applied to the selected customer/vendor categories.')
 
-    # First part fields.
+    line_ids = fields.One2many('account.reconcile.model.line.template', 'model_id')
+    decimal_separator = fields.Char(help="Every character that is nor a digit nor this separator will be removed from the matching string")
+
+
+class AccountReconcileModelLineTemplate(models.Model):
+    _name = "account.reconcile.model.line.template"
+    _description = 'Reconcile Model Line Template'
+
+    model_id = fields.Many2one('account.reconcile.model.template')
+    sequence = fields.Integer(required=True, default=10)
     account_id = fields.Many2one('account.account.template', string='Account', ondelete='cascade', domain=[('deprecated', '=', False)])
     label = fields.Char(string='Journal Item Label')
     amount_type = fields.Selection([
         ('fixed', 'Fixed'),
         ('percentage', 'Percentage of balance'),
         ('regex', 'From label'),
-        ], required=True, default='percentage')
-    amount = fields.Float(string='Write-off Amount', digits=0, required=True, default=100.0, help="Fixed amount will count as a debit if it is negative, as a credit if it is positive.")
-    amount_from_label_regex = fields.Char(string="Amount from Label (regex)", default=r"([\d\.,]+)")
-    decimal_separator = fields.Char(help="Every character that is nor a digit nor this separator will be removed from the matching string")
-    force_tax_included = fields.Boolean(string='Tax Included in Price',
-        help='Force the tax to be managed as a price included tax.')
-    # Second part fields.
-    has_second_line = fields.Boolean(string='Add a second line', default=False)
+    ], required=True, default='percentage')
+    amount_string = fields.Char(string="Amount")
+    force_tax_included = fields.Boolean(string='Tax Included in Price', help='Force the tax to be managed as a price included tax.')
     tax_ids = fields.Many2many('account.tax.template', string='Taxes', ondelete='restrict')
-    second_account_id = fields.Many2one('account.account.template', string='Second Account', ondelete='cascade', domain=[('deprecated', '=', False)])
-    second_label = fields.Char(string='Second Journal Item Label')
-    second_amount_type = fields.Selection([
-        ('fixed', 'Fixed'),
-        ('percentage', 'Percentage of amount'),
-        ('regex', 'From label'),
-        ], string="Second Amount type",required=True, default='percentage')
-    second_amount = fields.Float(string='Second Write-off Amount', digits=0, required=True, default=100.0, help="Fixed amount will count as a debit if it is negative, as a credit if it is positive.")
-    second_amount_from_label_regex = fields.Char(string="Second Amount from Label (regex)", default=r"([\d\.,]+)")
-    force_second_tax_included = fields.Boolean(string='Second Tax Included in Price',
-        help='Force the second tax to be managed as a price included tax.')
-    second_tax_ids = fields.Many2many('account.tax.template', relation='account_reconcile_model_tmpl_account_tax_bis_rel', string='Second Taxes', ondelete='restrict')
diff --git a/addons/account/security/account_security.xml b/addons/account/security/account_security.xml
index c665789497f..7b67561fc6d 100644
--- a/addons/account/security/account_security.xml
+++ b/addons/account/security/account_security.xml
@@ -180,6 +180,13 @@
         <field name="domain_force">['|',('company_id','=',False),('company_id', 'in', company_ids)]</field>
     </record>
 
+    <record model="ir.rule" id="account_reconcile_model_line_template_comp_rule">
+        <field name="name">Account reconcile model_line template company rule</field>
+        <field name="model_id" ref="model_account_reconcile_model_line"/>
+        <field name="global" eval="True"/>
+        <field name="domain_force">['|',('company_id','=',False),('company_id', 'in', company_ids)]</field>
+    </record>
+
     <record model="ir.rule" id="account_payment_comp_rule">
         <field name="name">Account payment company rule</field>
         <field name="model_id" ref="model_account_payment"/>
diff --git a/addons/account/security/ir.model.access.csv b/addons/account/security/ir.model.access.csv
index 5e43dbc88a0..58ecc502f4f 100644
--- a/addons/account/security/ir.model.access.csv
+++ b/addons/account/security/ir.model.access.csv
@@ -64,7 +64,9 @@ access_account_account_tax,account.account.tag,model_account_account_tag,account
 access_account_account_tax_user,account.account.tag,model_account_account_tag,account.group_account_invoice,1,0,0,0
 access_account_reconcile_model_billing,account.reconcile.model.billing,model_account_reconcile_model,account.group_account_invoice,1,0,1,0
 access_account_reconcile_model,account.reconcile.model,model_account_reconcile_model,account.group_account_user,1,1,1,1
-access_account_reconcile_model_template,account.reconcile.model.template,model_account_reconcile_model_template,account.group_account_invoice,1,1,1,1
+access_account_reconcile_model_template,account.reconcile.model.template,model_account_reconcile_model_template,account.group_account_manager,1,1,1,1
+access_account_reconcile_model_line,account.reconcile.model.line,model_account_reconcile_model_line,account.group_account_user,1,1,1,1
+access_account_reconcile_model_line_template,account.reconcile.model.line.template,model_account_reconcile_model_line_template,account.group_account_manager,1,1,1,1
 access_account_partial_reconcile_group_invoice,account.partial.reconcile.group.invoice,model_account_partial_reconcile,account.group_account_invoice,1,1,1,1
 access_account_partial_reconcile,account.partial.reconcile,model_account_partial_reconcile,account.group_account_user,1,1,1,1
 access_account_full_reconcile_group_invoice,account.full.reconcile.group.invoice,model_account_full_reconcile,account.group_account_invoice,1,1,1,1
diff --git a/addons/account/tests/test_reconciliation_matching_rules.py b/addons/account/tests/test_reconciliation_matching_rules.py
index 7ef983ae4d1..07f56b2ae7c 100644
--- a/addons/account/tests/test_reconciliation_matching_rules.py
+++ b/addons/account/tests/test_reconciliation_matching_rules.py
@@ -45,7 +45,7 @@ class TestReconciliationMatchingRules(AccountTestCommon):
             })
 
         cls.rule_1 = cls.rule_0.copy()
-        cls.rule_1.account_id = current_assets_account
+        cls.rule_1.write({'line_ids': [(0, 0, {'account_id': current_assets_account.id})]})
         cls.rule_1.match_partner = True
         cls.rule_1.match_partner_ids |= cls.partner_1 + cls.partner_2
         cls.rule_2 = cls.env['account.reconcile.model'].create({
@@ -53,7 +53,7 @@ class TestReconciliationMatchingRules(AccountTestCommon):
             'rule_type': 'writeoff_suggestion',
             'match_partner': True,
             'match_partner_ids': [],
-            'account_id': current_assets_account.id,
+            'line_ids': [(0, 0, {'account_id': current_assets_account.id})],
         })
 
         invoice_number = cls.invoice_line_1.move_id.name
@@ -67,14 +67,14 @@ class TestReconciliationMatchingRules(AccountTestCommon):
             'statement_id': cls.bank_st.id,
             'name': 'invoice %s-%s' % (invoice_number.split('/')[1], invoice_number.split('/')[2]),
             'partner_id': cls.partner_1.id,
-            'amount': 100,
+            'amount': '100',
             'sequence': 1,
         })
         cls.bank_line_2 = cls.env['account.bank.statement.line'].create({
             'statement_id': cls.bank_st.id,
             'name': 'xxxxx',
             'partner_id': cls.partner_1.id,
-            'amount': 600,
+            'amount': '600',
             'sequence': 2,
         })
 
@@ -86,14 +86,14 @@ class TestReconciliationMatchingRules(AccountTestCommon):
             'statement_id': cls.cash_st.id,
             'name': 'yyyyy',
             'partner_id': cls.partner_2.id,
-            'amount': -1000,
+            'amount': '-1000',
             'sequence': 1,
         })
 
         cls.tax21 = cls.env['account.tax'].create({
             'name': '21%',
             'type_tax_use': 'purchase',
-            'amount': 21,
+            'amount': '21',
         })
 
     @classmethod
@@ -338,9 +338,11 @@ class TestReconciliationMatchingRules(AccountTestCommon):
 
         self.rule_1.write({
             'auto_reconcile': True,
-            'force_tax_included': True,
-            'tax_ids': [(6, 0, self.tax21.ids)],
             'rule_type': 'writeoff_suggestion',
+            'line_ids': [(1, self.rule_1.line_ids.id, {
+                'force_tax_included': True,
+                'tax_ids': [(6, 0, self.tax21.ids)],
+            })]
         })
 
         self.bank_line_2.unlink()
diff --git a/addons/account/tests/test_templates_consistency.py b/addons/account/tests/test_templates_consistency.py
index f91599cd552..40a89d8a124 100644
--- a/addons/account/tests/test_templates_consistency.py
+++ b/addons/account/tests/test_templates_consistency.py
@@ -61,7 +61,10 @@ class AccountingTestTemplConsistency(TransactionCase):
         '''Test fields consistency for ('account.reconcile.model', 'account.reconcile.model.template')
         '''
         self.check_fields_consistency('account.reconcile.model.template', 'account.reconcile.model', exceptions=['chart_template_id'])
-        self.check_fields_consistency('account.reconcile.model', 'account.reconcile.model.template', exceptions=['company_id', 'journal_id', 'analytic_account_id', 'second_journal_id', 'second_analytic_account_id', 'analytic_tag_ids', 'second_analytic_tag_ids'])
+        self.check_fields_consistency('account.reconcile.model', 'account.reconcile.model.template', exceptions=['company_id'])
+        # lines
+        self.check_fields_consistency('account.reconcile.model.line.template', 'account.reconcile.model.line', exceptions=['chart_template_id'])
+        self.check_fields_consistency('account.reconcile.model.line', 'account.reconcile.model.line.template', exceptions=['company_id', 'journal_id', 'analytic_account_id', 'analytic_tag_ids', 'amount'])
 
     def test_account_group_fields(self):
         '''Test fields consistency for ('account.group', 'account.group.template')
diff --git a/addons/account/views/account_journal_dashboard_view.xml b/addons/account/views/account_journal_dashboard_view.xml
index 8b5623ceebf..7fc2b3d27af 100644
--- a/addons/account/views/account_journal_dashboard_view.xml
+++ b/addons/account/views/account_journal_dashboard_view.xml
@@ -103,7 +103,7 @@
                                     <span role="separator">Reconciliation</span>
                                 </div>
                                 <div>
-                                    <a role="menuitem" type="object" name="open_action_with_context" context="{'action_name': 'action_account_reconcile_model', 'use_domain': True}" groups="account.group_account_manager">Reconciliation Models</a>
+                                    <a role="menuitem" type="object" name="open_action_with_context" context="{'action_name': 'action_account_reconcile_model', 'use_domain': ['|', ('match_journal_ids', '=', False), ('match_journal_ids', 'in', active_id)]}" groups="account.group_account_manager">Reconciliation Models</a>
                                 </div>
                             </div>
                         </div>
diff --git a/addons/account/views/account_view.xml b/addons/account/views/account_view.xml
index 8b041624cb2..0968754104d 100644
--- a/addons/account/views/account_view.xml
+++ b/addons/account/views/account_view.xml
@@ -802,6 +802,7 @@ action = model.setting_init_bank_account_action()
                         <group>
                             <group>
                                 <field name="rule_type" widget="radio"/>
+                                <field name="company_id" groups="base.group_multi_company"/>
                             </group>
                             <group>
                                 <field name="auto_reconcile" attrs="{'invisible': [('rule_type', '=', 'writeoff_button')]}"/>
@@ -882,72 +883,68 @@ action = model.setting_init_bank_account_action()
                         </group>
                         <group string="Counterpart Values"
                                attrs="{'invisible': [('rule_type', '=', 'invoice_matching'), '|', ('match_total_amount', '=', False), '&amp;', ('match_total_amount', '=', True), ('match_total_amount_param', '=', 100.0)]}">
-                            <group>
-                                <field name="account_id" options="{'no_create': True}" domain="[('company_id', '=', company_id)]"
-                                       attrs="{'required': ['|', ('rule_type', '!=', 'invoice_matching'), '&amp;', '&amp;', ('rule_type', '=', 'invoice_matching'), ('match_total_amount', '=', True), ('match_total_amount_param', '!=', 100.0)]}"/>
-                                <field name="amount_type"/>
-                                <field name="tax_ids"
-                                       domain="[('company_id', '=', company_id)]"
-                                       options="{'no_create': True}"
-                                       context="{'append_type_to_tax_name': True}"
-                                       widget="many2many_tags"/>
-                                <field name="show_force_tax_included" invisible="1"/>
-                                <field name="force_tax_included"
-                                       attrs="{'invisible': [('show_force_tax_included', '=', False)]}" force_save="1"/>
-                                <field name="analytic_account_id" domain="['|', ('company_id', '=', company_id), ('company_id', '=', False)]" groups="analytic.group_analytic_accounting"/>
-                                <field name="analytic_tag_ids" groups="analytic.group_analytic_tags" widget="many2many_tags"/>
-                                <field name="company_id" groups="base.group_multi_company"/>
-                            </group>
-                            <group>
-                                <field name="label"/>
-                                <label for="amount" attrs="{'invisible': [('amount_type','=','regex')]}"/>
-                                <div attrs="{'invisible': [('amount_type','=','regex')]}">
-                                    <field name="amount" class="oe_inline"/>
-                                    <span class="o_form_label oe_inline" attrs="{'invisible':[('amount_type','!=','percentage')]}">%</span>
-                                </div>
-                                <field name="amount_from_label_regex" attrs="{'invisible': [('amount_type','!=','regex')]}"/>
-                                <field name="decimal_separator" attrs="{'invisible': [('amount_type','!=','regex')]}"/>
-                                <field name="journal_id" domain="[('type', '=', 'general'), ('company_id', '=', company_id)]" widget="selection"
-                                       attrs="{'invisible': [('rule_type', '!=', 'writeoff_button')]}"/>
-                            </group>
-                        </group>
-                        <div class="oe_edit_only"
-                             attrs="{'invisible': [('rule_type', '=', 'invoice_matching'), '|', ('match_total_amount', '=', False), '&amp;', ('match_total_amount', '=', True), ('match_total_amount_param', '=', 100.0)]}">
-                            <field name="has_second_line" />
-                            <label for="has_second_line" string="Add a second line"/>
-                        </div>
-                        <group name="second_line" attrs="{'invisible':['|', ('has_second_line', '=', False), '&amp;', ('rule_type', '=', 'invoice_matching'), '|', ('match_total_amount', '=', False), '&amp;', ('match_total_amount', '=', True), ('match_total_amount_param', '=', 100.0)]}">
-                            <group>
-                                <field name="second_account_id" options="{'no_create': True}" string="Account" domain="[('company_id', '=', company_id)]"
-                                       attrs="{'required': [('has_second_line', '=', True), '|', ('rule_type', '!=', 'invoice_matching'), '&amp;', '&amp;', ('rule_type', '=', 'invoice_matching'), ('match_total_amount', '=', True), ('match_total_amount_param', '!=', 100.0)]}"/>
-                                <field name="second_amount_type" string="Amount type"/>
-                                <field name="second_tax_ids"
-                                       string="Taxes"
-                                       domain="[('company_id', '=', company_id)]"
-                                       widget="many2many_tags"
-                                       context="{'append_type_to_tax_name': True}"/>
-                                <field name="show_second_force_tax_included" invisible="1"/>
-                                <field name="force_second_tax_included"
-                                       attrs="{'invisible': [('show_second_force_tax_included', '=', False)]}" force_save="1"/>
-                                <field name="second_analytic_account_id" domain="['|', ('company_id', '=', company_id), ('company_id', '=', False)]" string="Analytic Account" groups="analytic.group_analytic_accounting"/>
-                                <field name="second_analytic_tag_ids" groups="analytic.group_analytic_tags" widget="many2many_tags"/>
-                            </group>
-                            <group>
-                                <field name="second_label" string="Journal Item Label"/>
-                                <label for="second_amount" string="Amount" attrs="{'invisible': [('second_amount_type', '=', 'regex')]}"/>
-                                <div attrs="{'invisible': [('second_amount_type', '=', 'regex')]}">
-                                    <field name="second_amount" class="oe_inline"/>
-                                    <span class="o_form_label oe_inline" attrs="{'invisible':[('second_amount_type','!=','percentage')]}">%</span>
-                                </div>
-                                <field name="second_amount_from_label_regex" attrs="{'invisible': [('second_amount_type','!=','regex')]}"/>
-                                <field name="second_journal_id" string="Journal" domain="[('type', '=', 'general'), ('company_id', '=', company_id)]" widget="selection"
-                                       attrs="{'invisible': [('rule_type', '!=', 'writeoff_button')]}"/>
-                            </group>
-                        </group>
+                           <group>
+                               <field name="show_decimal_separator" invisible="1"/>
+                               <field name="decimal_separator" attrs="{'invisible': [('show_decimal_separator', '=', False)]}" groups="base.group_no_one"/>
+                           </group>
+                            <field name="line_ids" default="{'default_model_id': self}" nolabel="1">
+                                <tree editable="bottom">
+                                    <field name="account_id"/>
+                                    <field name="amount_type"/>
+                                    <field name="journal_id" domain="[('type', '=', 'general'), ('company_id', '=', company_id)]" attrs="{'column_invisible': [('parent.rule_type', '!=', 'writeoff_button')]}"/>
+                                    <field name="amount_string"/>
+                                    <field name="tax_ids" widget="many2many_tags"/>
+                                    <field name="analytic_account_id" domain="['|', ('company_id', '=', company_id), ('company_id', '=', False)]" groups="analytic.group_analytic_tags"/>
+                                    <field name="analytic_tag_ids" groups="analytic.group_analytic_tags" widget="many2many_tags"/>
+                                    <field name="show_force_tax_included" invisible="1"/>
+                                    <field name="force_tax_included" attrs="{'invisible': [('show_force_tax_included', '=', False)]}" widget="boolean_toggle"/>
+                                    <field name="company_id" invisible="1"/>
+                                    <field name="label"/>
+                                </tree>
+                           </field>
+                       </group>
                     </sheet>
                 </form>
             </field>
         </record>
+        <record id="view_account_reconcile_model_line_form" model="ir.ui.view">
+            <field name="name">account.reconcile.model.line.form</field>
+            <field name="model">account.reconcile.model.line</field>
+            <field name="arch" type="xml">
+                <form>
+                    <field name="model_id" invisible="1"/>
+                    <field name="match_total_amount" invisible="1"/>
+                    <field name="match_total_amount_param" invisible="1"/>
+                    <field name="rule_type" invisible="1"/>
+                    <group>
+                        <group>
+                            <field name="account_id" options="{'no_create': True}" domain="[('company_id', '=', company_id)]"
+                                   attrs="{'required': ['|', ('rule_type', '!=', 'invoice_matching'), '&amp;', '&amp;', ('rule_type', '=', 'invoice_matching'), ('match_total_amount', '=', True), ('match_total_amount_param', '!=', 100.0)]}"/>
+                            <field name="amount_type"/>
+                            <field name="tax_ids"
+                                   domain="[('company_id', '=', company_id)]"
+                                   options="{'no_create': True}"
+                                   context="{'append_type_to_tax_name': True}"
+                                   widget="many2many_tags"/>
+                            <field name="show_force_tax_included" invisible="1"/>
+                            <field name="force_tax_included"
+                                   attrs="{'invisible': [('show_force_tax_included', '=', False)]}" force_save="1"/>
+                            <field name="analytic_account_id" domain="['|', ('company_id', '=', company_id), ('company_id', '=', False)]" groups="analytic.group_analytic_accounting"/>
+                            <field name="analytic_tag_ids" groups="analytic.group_analytic_tags" widget="many2many_tags"/>
+                            <field name="company_id" invisible="1"/>
+                        </group>
+                        <group>
+                            <field name="label"/>
+                            <label for="amount_string"/>
+                            <div>
+                                <field name="amount_string" class="oe_inline"/>
+                                <span class="o_form_label oe_inline" attrs="{'invisible':[('amount_type','!=','percentage')]}">%</span>
+                            </div>
+                        </group>
+                    </group>
+                </form>
+            </field>
+        </record>
         <record id="view_account_reconcile_model_tree" model="ir.ui.view">
             <field name="name">account.reconcile.model.tree</field>
             <field name="model">account.reconcile.model</field>
@@ -955,9 +952,8 @@ action = model.setting_init_bank_account_action()
                 <tree string="Bank Reconciliation Move Presets">
                     <field name="sequence" widget="handle" />
                     <field name="name"/>
-                    <field name="account_id"/>
-                    <field name="amount_type"/>
-                    <field name="journal_id" invisible="1"/>
+                    <field name="rule_type"/>
+                    <field name="auto_reconcile"/>
                 </tree>
             </field>
         </record>
@@ -966,9 +962,9 @@ action = model.setting_init_bank_account_action()
             <field name="model">account.reconcile.model</field>
             <field name="arch" type="xml">
                 <search string="Bank Reconciliation Move preset">
-                        <filter string="With tax" name="withtax" domain="[('tax_ids','!=',False)]"/>
-                        <field name="amount_type"/>
-                        <field name="journal_id"/>
+                        <filter string="With tax" name="withtax" domain="[('line_ids.tax_ids', '!=', False)]"/>
+                        <filter string="Auto Reconcile" name="auto_reconcile" domain="[('auto_reconcile', '=', True)]"/>
+                        <field name="rule_type"/>
                 </search>
             </field>
         </record>
diff --git a/addons/l10n_be/data/account_reconcile_model_template.xml b/addons/l10n_be/data/account_reconcile_model_template.xml
index d2417090926..2d1ecee80d3 100644
--- a/addons/l10n_be/data/account_reconcile_model_template.xml
+++ b/addons/l10n_be/data/account_reconcile_model_template.xml
@@ -3,44 +3,59 @@
     <record id="escompte_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10nbe_chart_template"/>
         <field name="name">Escompte</field>
+    </record>
+    <record id="escompte_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_be.escompte_template"/>
         <field name="account_id" ref="a653"/>
         <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
+        <field name="amount_string">100</field>
         <field name="label">Escompte accordé</field>
     </record>
     <record id="frais_bancaires_htva_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10nbe_chart_template"/>
         <field name="name">Frais bancaires HTVA</field>
+    </record>
+    <record id="frais_bancaires_htva_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_be.frais_bancaires_htva_template"/>
         <field name="account_id" ref="a656" />
         <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
+        <field name="amount_string">100</field>
         <field name="label">Frais bancaires HTVA</field>
     </record>
     <record id="frais_bancaires_tva21_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10nbe_chart_template"/>
         <field name="name">Frais bancaires TVA21</field>
+    </record>
+    <record id="frais_bancaires_tva21_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_be.frais_bancaires_tva21_template"/>
         <field name="account_id" ref="a656"/>
         <field name="amount_type">percentage</field>
         <field name="tax_ids" eval="[(6, 0, [ref('l10n_be.attn_TVA-21-inclus-dans-prix')])]"/>
-        <field name="amount">100</field>
+        <field name="amount_string">100</field>
         <field name="label">Frais bancaires TVA21</field>
     </record>
     <record id="virements_internes_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10nbe_chart_template"/>
-        <field name="account_id" search="[('code', '=like', obj().env.ref('l10n_be.l10nbe_chart_template').transfer_account_code_prefix + '%'), ('chart_template_id', '=', obj().env.ref('l10n_be.l10nbe_chart_template').id)]"/>
         <field name="name">Virements internes</field>
-        <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
-        <field name="label">Virements internes</field>
         <field name="to_check" eval="False"/>
     </record>
+    <record id="virements_internes_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_be.virements_internes_template"/>
+        <field name="account_id" search="[('code', '=like', obj().env.ref('l10n_be.l10nbe_chart_template').transfer_account_code_prefix + '%'), ('chart_template_id', '=', obj().env.ref('l10n_be.l10nbe_chart_template').id)]"/>
+        <field name="amount_type">percentage</field>
+        <field name="amount_string">100</field>
+        <field name="label">Virements internes</field>
+    </record>
     <record id="compte_attente_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10nbe_chart_template"/>
-        <field name="account_id" ref="a4990"/>
         <field name="name">Compte Attente</field>
-        <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
-        <field name="label"></field>
         <field name="to_check" eval="True"/>
     </record>
+    <record id="compte_attente_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_be.compte_attente_template"/>
+        <field name="account_id" ref="a4990"/>
+        <field name="amount_type">percentage</field>
+        <field name="amount_string">100</field>
+        <field name="label"></field>
+    </record>
 </odoo>
diff --git a/addons/l10n_de_skr03/data/account_reconcile_model_template.xml b/addons/l10n_de_skr03/data/account_reconcile_model_template.xml
index 779b5d3a776..e25ce0c1a75 100644
--- a/addons/l10n_de_skr03/data/account_reconcile_model_template.xml
+++ b/addons/l10n_de_skr03/data/account_reconcile_model_template.xml
@@ -3,57 +3,75 @@
     <data noupdate="1">
         <record id="reconcile_3731" model="account.reconcile.model.template">
             <field name="name">Skonto-EK-7%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_3731_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_3731"/>
             <field name="account_id" ref="account_3731"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_vst_7_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-EK-7%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
         <record id="reconcile_3736" model="account.reconcile.model.template">
             <field name="name">Skonto-EK-19%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_3736_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_3736"/>
             <field name="account_id" ref="account_3736"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_vst_19_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-EK-19%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
         <record id="reconcile_8731" model="account.reconcile.model.template">
             <field name="name">Skonto-VK-7%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_8731_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_8731"/>
             <field name="account_id" ref="account_8731"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_ust_7_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-VK-7%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
         <record id="reconcile_8736" model="account.reconcile.model.template">
             <field name="name">Skonto-VK-19%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_8736_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_8736"/>
             <field name="account_id" ref="account_8736"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_ust_19_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-VK-19%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
         <record id="reconcile_2401" model="account.reconcile.model.template">
             <field name="name">Forderungsverlust-7%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_2401_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_2401"/>
             <field name="account_id" ref="account_2401"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_ust_7_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Forderungsverlust-7%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
         <record id="reconcile_2406" model="account.reconcile.model.template">
             <field name="name">Forderungsverlust-19%</field>
+            <field name="chart_template_id" ref="l10n_de_chart_template"/>
+        </record>
+        <record id="reconcile_2406_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr03.reconcile_2406"/>
             <field name="account_id" ref="account_2406"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr03.tax_ust_19_taxinclusive_skr03')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Forderungsverlust-19%</field>
-            <field name="chart_template_id" ref="l10n_de_chart_template"/>
         </record>
     </data>
-</odoo>
\ No newline at end of file
+</odoo>
diff --git a/addons/l10n_de_skr04/data/account_reconcile_model_template.xml b/addons/l10n_de_skr04/data/account_reconcile_model_template.xml
index 09025543fad..3f672eb180a 100644
--- a/addons/l10n_de_skr04/data/account_reconcile_model_template.xml
+++ b/addons/l10n_de_skr04/data/account_reconcile_model_template.xml
@@ -3,57 +3,75 @@
     <data noupdate="1">
         <record id="reconcile_5731" model="account.reconcile.model.template">
             <field name="name">Skonto-EK-7%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_5731_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_5731"/>
             <field name="account_id" ref="chart_skr04_5731"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_vst_7_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-EK-7%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
         <record id="reconcile_5736" model="account.reconcile.model.template">
             <field name="name">Skonto-EK-19%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_5736_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_5736"/>
             <field name="account_id" ref="chart_skr04_5736"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_vst_19_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-EK-19%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
         <record id="reconcile_4731" model="account.reconcile.model.template">
             <field name="name">Skonto-VK-7%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_4731_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_4731"/>
             <field name="account_id" ref="chart_skr04_4731"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_ust_7_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-VK-7%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
         <record id="reconcile_4736" model="account.reconcile.model.template">
             <field name="name">Skonto-VK-19%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_4736_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_4736"/>
             <field name="account_id" ref="chart_skr04_4736"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_ust_19_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Skonto-VK-19%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
         <record id="reconcile_6931" model="account.reconcile.model.template">
             <field name="name">Forderungsverlust-7%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_6931_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_6931"/>
             <field name="account_id" ref="chart_skr04_6931"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_ust_7_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Forderungsverlust-7%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
         <record id="reconcile_6936" model="account.reconcile.model.template">
             <field name="name">Forderungsverlust-19%</field>
+            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
+        </record>
+        <record id="reconcile_6936_line" model="account.reconcile.model.line.template">
+            <field name="model_id" ref="l10n_de_skr04.reconcile_6936"/>
             <field name="account_id" ref="chart_skr04_6936"/>
             <field name="amount_type">percentage</field>
             <field name="tax_ids" eval="[(6, 0, [ref('l10n_de_skr04.tax_ust_19_taxinclusive_skr04')])]"/>
-            <field name="amount">100</field>
+            <field name="amount_string">100</field>
             <field name="label">Forderungsverlust-19%</field>
-            <field name="chart_template_id" ref="l10n_chart_de_skr04"/>
         </record>
     </data>
-</odoo>
\ No newline at end of file
+</odoo>
diff --git a/addons/l10n_fr/data/account_reconcile_model_template.xml b/addons/l10n_fr/data/account_reconcile_model_template.xml
index d098a0c1c2d..edee1e908eb 100644
--- a/addons/l10n_fr/data/account_reconcile_model_template.xml
+++ b/addons/l10n_fr/data/account_reconcile_model_template.xml
@@ -6,8 +6,11 @@
     <record id="bank_charges_reconcile_model" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="l10n_fr_pcg_chart_template"/>
         <field name="name">Frais bancaires</field>
+    </record>
+    <record id="bank_charges_reconcile_model_line" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_fr.bank_charges_reconcile_model"/>
         <field name="account_id" ref="pcg_6278"/>
         <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
+        <field name="amount_string">100</field>
     </record>
 </odoo>
diff --git a/addons/l10n_generic_coa/demo/account_reconcile_model.xml b/addons/l10n_generic_coa/demo/account_reconcile_model.xml
index 3be9c3a1bde..5934fdd0ebc 100644
--- a/addons/l10n_generic_coa/demo/account_reconcile_model.xml
+++ b/addons/l10n_generic_coa/demo/account_reconcile_model.xml
@@ -6,20 +6,29 @@
             <field name="rule_type">writeoff_suggestion</field>
             <field name="match_label">contains</field>
             <field name="match_label_param">BRT</field>
+            <field name="decimal_separator">,</field>
+        </record>
+
+        <record id="reconcile_from_label_line1" model="account.reconcile.model.line">
+            <field name="model_id" ref="l10n_generic_coa.reconcile_from_label"/>
+            <field name="sequence">1</field>
             <field name="label">Due amount</field>
             <field name="account_id" model="account.account"
                 search="[('user_type_id', '=', ref('account.data_account_type_revenue')),
                          ('company_id', '=', obj().env.company.id)]"/>
             <field name="amount_type">regex</field>
-            <field name="amount_from_label_regex">BRT: ([\d,]+)</field>
-            <field name="decimal_separator">,</field>
-            <field name="has_second_line" eval="True"/>
-            <field name="second_label">Bank Fees</field>
-            <field name="second_account_id" model="account.account"
+            <field name="amount_string">BRT: ([\d,]+)</field>
+        </record>
+
+        <record id="reconcile_from_label_line2" model="account.reconcile.model.line">
+            <field name="model_id" ref="l10n_generic_coa.reconcile_from_label"/>
+            <field name="sequence">2</field>
+            <field name="label">Bank Fees</field>
+            <field name="account_id" model="account.account"
                 search="[('user_type_id', '=', ref('account.data_account_type_direct_costs')),
                          ('company_id', '=', obj().env.company.id)]"/>
-            <field name="second_amount_type">percentage</field>
-            <field name="second_amount">100</field>
+            <field name="amount_type">percentage</field>
+            <field name="amount_string">100</field>
         </record>
     </data>
 </odoo>
diff --git a/addons/l10n_lu/data/account_reconcile_model_template_data.xml b/addons/l10n_lu/data/account_reconcile_model_template_data.xml
index c0762c77139..2aa33c598b4 100644
--- a/addons/l10n_lu/data/account_reconcile_model_template_data.xml
+++ b/addons/l10n_lu/data/account_reconcile_model_template_data.xml
@@ -3,19 +3,25 @@
     <record id="bank_fees_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="lu_2011_chart_1"/>
         <field name="name">Bank Fees</field>
+        <field name="rule_type">writeoff_button</field>
+    </record>
+    <record id="bank_fees_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_lu.bank_fees_template"/>
         <field name="account_id" ref="lu_2011_account_61333"/>
         <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
+        <field name="amount_string">100</field>
         <field name="label">Bank Fees</field>
-        <field name="rule_type">writeoff_button</field>
     </record>
     <record id="cash_discount_template" model="account.reconcile.model.template">
         <field name="chart_template_id" ref="lu_2011_chart_1"/>
         <field name="name">Cash Discount</field>
-        <field name="account_id" ref="lu_2020_account_65562"/>
-        <field name="amount_type">percentage</field>
-        <field name="amount">100</field>
-        <field name="label">Cash Discount</field>
         <field name="rule_type">writeoff_button</field>
     </record>
+    <record id="cash_discount_line_template" model="account.reconcile.model.line.template">
+        <field name="model_id" ref="l10n_lu.cash_discount_template"/>
+        <field name="account_id" ref="lu_2020_account_65562"/>
+        <field name="amount_type">percentage</field>
+        <field name="amount_string">100</field>
+        <field name="label">Cash Discount</field>
+    </record>
 </odoo>
diff --git a/addons/web/static/src/js/fields/relational_fields.js b/addons/web/static/src/js/fields/relational_fields.js
index ed0bcc3e8c8..61ecb3af1da 100644
--- a/addons/web/static/src/js/fields/relational_fields.js
+++ b/addons/web/static/src/js/fields/relational_fields.js
@@ -2756,6 +2756,13 @@ var FieldSelection = AbstractField.extend({
         var required = this.attrs.modifiersValue && this.attrs.modifiersValue.required;
         for (var i = 0 ; i < this.values.length ; i++) {
             var disabled = required && this.values[i][0] === false;
+            console.log(this.values);
+            console.log(i);
+            console.log(this.values[i])
+            // console.log(this.values[i][0])
+            if (this.values[i] == undefined) {
+                debugger
+            }
 
             this.$el.append($('<option/>', {
                 value: JSON.stringify(this.values[i][0]),