diff --git a/addons/l10n_ec_website_sale/__init__.py b/addons/l10n_ec_website_sale/__init__.py
new file mode 100644
index 00000000000..796c4d19bd6
--- /dev/null
+++ b/addons/l10n_ec_website_sale/__init__.py
@@ -0,0 +1,4 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import controllers
+from . import models
diff --git a/addons/l10n_ec_website_sale/__manifest__.py b/addons/l10n_ec_website_sale/__manifest__.py
new file mode 100644
index 00000000000..73d500d94ff
--- /dev/null
+++ b/addons/l10n_ec_website_sale/__manifest__.py
@@ -0,0 +1,24 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+{
+    'name': 'Ecuadorian Website',
+    'countries': ['ec'],
+    'version': '1.0',
+    'category': 'Accounting/Localizations/Website',
+    'description': """Make ecommerce work for Ecuador.""",
+    'depends': [
+        'website_sale',
+        'l10n_ec',
+    ],
+    'data': [
+        'data/ir_model_fields.xml',
+        'data/payment_method_data.xml',
+        'views/website_sales_templates.xml',
+        'views/payment_method_views.xml',
+    ],
+    'demo': [
+        'demo/website_demo.xml',
+    ],
+    'installable': True,
+    'auto_install': True,
+    'license': 'LGPL-3',
+}
diff --git a/addons/l10n_ec_website_sale/controllers/__init__.py b/addons/l10n_ec_website_sale/controllers/__init__.py
new file mode 100644
index 00000000000..80ee4da1c5e
--- /dev/null
+++ b/addons/l10n_ec_website_sale/controllers/__init__.py
@@ -0,0 +1,3 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import main
diff --git a/addons/l10n_ec_website_sale/controllers/main.py b/addons/l10n_ec_website_sale/controllers/main.py
new file mode 100644
index 00000000000..d2d5db7c5a5
--- /dev/null
+++ b/addons/l10n_ec_website_sale/controllers/main.py
@@ -0,0 +1,44 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo.addons.website_sale.controllers.main import WebsiteSale
+from odoo.http import request
+
+
+class L10nECWebsiteSale(WebsiteSale):
+
+    def _get_mandatory_fields_billing(self, country_id=False):
+        """Extend mandatory fields to add new identification and responsibility fields when company is Ecuador"""
+        res = super()._get_mandatory_fields_billing(country_id)
+        if request.website.sudo().company_id.country_id.code == "EC":
+            res += ["l10n_latam_identification_type_id", "vat"]
+        return res
+
+    def _get_country_related_render_values(self, kw, render_values):
+        res = super()._get_country_related_render_values(kw, render_values)
+        if request.website.sudo().company_id.country_id.code == "EC":
+            res.update({
+                'identification': kw.get('l10n_latam_identification_type_id'),
+                'identification_types': request.env['l10n_latam.identification.type'].search(
+                    ['|', ('country_id', '=', False), ('country_id.code', '=', 'EC')]),
+            })
+        return res
+
+    def _get_vat_validation_fields(self, data):
+        res = super()._get_vat_validation_fields(data)
+        latam_id_type_data = data.get("l10n_latam_identification_type_id")
+        if request.website.sudo().company_id.country_id.code == "EC":
+            res.update({
+                'l10n_latam_identification_type_id': int(latam_id_type_data) if latam_id_type_data else False,
+                'name': data.get('name', False),
+            })
+        return res
+
+    def _get_shop_payment_values(self, order, **kwargs):
+        payment_values = super()._get_shop_payment_values(order, **kwargs)
+        company = order.company_id
+        # Do not show payment methods without l10n_ec_sri_payment_id.
+        # Payment methods without this fields could cause issues since we require a l10n_ec_sri_payment_id to post a move.
+        if company.account_fiscal_country_id.code == 'EC':
+            payment_methods = payment_values['payment_methods_sudo'].filtered(lambda pm: bool(pm.l10n_ec_sri_payment_id))
+            payment_values['payment_methods_sudo'] = payment_methods
+        return payment_values
diff --git a/addons/l10n_ec_website_sale/data/ir_model_fields.xml b/addons/l10n_ec_website_sale/data/ir_model_fields.xml
new file mode 100644
index 00000000000..7edfb92c157
--- /dev/null
+++ b/addons/l10n_ec_website_sale/data/ir_model_fields.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <function model="ir.model.fields" name="formbuilder_whitelist">
+        <value>res.partner</value>
+        <value eval="[
+            'l10n_latam_identification_type_id', 'l10n_latam_identification_type_id',
+        ]"/>
+    </function>
+
+</odoo>
diff --git a/addons/l10n_ec_website_sale/data/payment_method_data.xml b/addons/l10n_ec_website_sale/data/payment_method_data.xml
new file mode 100644
index 00000000000..d0f5cd90c2e
--- /dev/null
+++ b/addons/l10n_ec_website_sale/data/payment_method_data.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <record id="payment.payment_method_card" model="payment.method">
+        <field name="l10n_ec_sri_payment_id" eval="ref('l10n_ec.P19')"/>
+    </record>
+
+    <record id="payment.payment_method_bank_transfer" model="payment.method">
+        <field name="l10n_ec_sri_payment_id" eval="ref('l10n_ec.P20')"/>
+    </record>
+
+    <record id="payment.payment_method_bank_account" model="payment.method">
+        <field name="l10n_ec_sri_payment_id" eval="ref('l10n_ec.P20')"/>
+    </record>
+
+</odoo>
diff --git a/addons/l10n_ec_website_sale/demo/website_demo.xml b/addons/l10n_ec_website_sale/demo/website_demo.xml
new file mode 100644
index 00000000000..827f0a9f3ca
--- /dev/null
+++ b/addons/l10n_ec_website_sale/demo/website_demo.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo noupdate="1">
+
+    <record id="default_website_ec" model="website">
+        <field name="name">EC Company Website</field>
+        <field name="company_id" ref="l10n_ec.demo_company_ec"/>
+    </record>
+
+    <function model="product.pricelist" name="write">
+        <value model="product.pricelist" eval="obj().sudo().search([
+                                                             ('currency_id', '=', ref('base.USD')),
+                                                             ('company_id', '=', ref('l10n_ec.demo_company_ec'))
+                                                            ]).id"/>
+        <value model="website" eval="{'sequence': 1, 'website_id': ref('l10n_ec_website_sale.default_website_ec')}"/>
+    </function>
+
+</odoo>
diff --git a/addons/l10n_ec_website_sale/i18n/es.po b/addons/l10n_ec_website_sale/i18n/es.po
new file mode 100644
index 00000000000..05032f1784c
--- /dev/null
+++ b/addons/l10n_ec_website_sale/i18n/es.po
@@ -0,0 +1,68 @@
+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+# 	* l10n_ec_website_sale
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 17.1alpha1+e\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2023-11-17 13:55+0000\n"
+"PO-Revision-Date: 2023-11-17 13:55+0000\n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: \n"
+
+#. module: l10n_ec_website_sale
+#: model:website,contact_us_button_url:l10n_ec_website_sale.default_website_ec
+msgid "/contactus"
+msgstr "/contactus"
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid "<option value=\"\">Identification Type...</option>"
+msgstr "<option value=\"\">Tipo de Identificación...</option>"
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid ""
+"Changing Identification type is not allowed once document(s) have been "
+"issued for your account. Please contact us directly for this operation."
+msgstr "Cambiar el Tipo de Identificación no esta permitido una vez que hayan factura(s) emitadas a tu cuenta. Por favor contactenos directamente para esta operación."
+
+#. module: l10n_ec_website_sale
+#: model:ir.model.fields,field_description:l10n_ec_website_sale.field_payment_method__fiscal_country_codes
+msgid "Fiscal Country Codes"
+msgstr "Códigos Fiscales de País"
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.address
+msgid "Identification Number"
+msgstr "Número de Identificación"
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid "Identification Type"
+msgstr "Tipo de Identificación"
+
+#. module: l10n_ec_website_sale
+#: model:website,prevent_zero_price_sale_text:l10n_ec_website_sale.default_website_ec
+msgid "Not Available For Sale"
+msgstr "No disponible para la venta"
+
+#. module: l10n_ec_website_sale
+#: model:ir.model,name:l10n_ec_website_sale.model_payment_method
+msgid "Payment Method"
+msgstr "Método de pago"
+
+#. module: l10n_ec_website_sale
+#: model:ir.model.fields,field_description:l10n_ec_website_sale.field_payment_method__l10n_ec_sri_payment_id
+msgid "SRI Payment Method"
+msgstr "SRI Forma de pago"
+
+#. module: l10n_ec_website_sale
+#: model:ir.model,name:l10n_ec_website_sale.model_sale_order
+msgid "Sales Order"
+msgstr "Pedido de venta"
diff --git a/addons/l10n_ec_website_sale/i18n/l10n_ec_website_sale.pot b/addons/l10n_ec_website_sale/i18n/l10n_ec_website_sale.pot
new file mode 100644
index 00000000000..ee08c4ef77f
--- /dev/null
+++ b/addons/l10n_ec_website_sale/i18n/l10n_ec_website_sale.pot
@@ -0,0 +1,68 @@
+# Translation of Odoo Server.
+# This file contains the translation of the following modules:
+# 	* l10n_ec_website_sale
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Odoo Server 17.1alpha1+e\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2023-11-17 14:58+0000\n"
+"PO-Revision-Date: 2023-11-17 14:58+0000\n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: \n"
+"Plural-Forms: \n"
+
+#. module: l10n_ec_website_sale
+#: model:website,contact_us_button_url:l10n_ec_website_sale.default_website_ec
+msgid "/contactus"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid "<option value=\"\">Identification Type...</option>"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid ""
+"Changing Identification type is not allowed once document(s) have been "
+"issued for your account. Please contact us directly for this operation."
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model:ir.model.fields,field_description:l10n_ec_website_sale.field_payment_method__fiscal_country_codes
+msgid "Fiscal Country Codes"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.address
+msgid "Identification Number"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model_terms:ir.ui.view,arch_db:l10n_ec_website_sale.partner_info
+msgid "Identification Type"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model:website,prevent_zero_price_sale_text:l10n_ec_website_sale.default_website_ec
+msgid "Not Available For Sale"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model:ir.model,name:l10n_ec_website_sale.model_payment_method
+msgid "Payment Method"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model:ir.model.fields,field_description:l10n_ec_website_sale.field_payment_method__l10n_ec_sri_payment_id
+msgid "SRI Payment Method"
+msgstr ""
+
+#. module: l10n_ec_website_sale
+#: model:ir.model,name:l10n_ec_website_sale.model_sale_order
+msgid "Sales Order"
+msgstr ""
diff --git a/addons/l10n_ec_website_sale/models/__init__.py b/addons/l10n_ec_website_sale/models/__init__.py
new file mode 100644
index 00000000000..5dc6dc473bc
--- /dev/null
+++ b/addons/l10n_ec_website_sale/models/__init__.py
@@ -0,0 +1,4 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from . import payment_method
+from . import sale_order
diff --git a/addons/l10n_ec_website_sale/models/payment_method.py b/addons/l10n_ec_website_sale/models/payment_method.py
new file mode 100644
index 00000000000..5d90909c22b
--- /dev/null
+++ b/addons/l10n_ec_website_sale/models/payment_method.py
@@ -0,0 +1,18 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models
+
+class PaymentMethod(models.Model):
+    _inherit = 'payment.method'
+
+    l10n_ec_sri_payment_id = fields.Many2one(
+        comodel_name="l10n_ec.sri.payment",
+        string="SRI Payment Method",
+    )
+
+    fiscal_country_codes = fields.Char(compute="_compute_fiscal_country_codes")
+
+    @api.depends_context('allowed_company_ids')
+    def _compute_fiscal_country_codes(self):
+        for record in self:
+            record.fiscal_country_codes = ",".join(self.env.companies.mapped('account_fiscal_country_id.code'))
diff --git a/addons/l10n_ec_website_sale/models/sale_order.py b/addons/l10n_ec_website_sale/models/sale_order.py
new file mode 100644
index 00000000000..1e602971480
--- /dev/null
+++ b/addons/l10n_ec_website_sale/models/sale_order.py
@@ -0,0 +1,25 @@
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import models
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+
+    def _create_invoices(self, grouped=False, final=False, date=None):
+        """ Create invoice(s) for the given Sales Order(s).
+
+        :param bool grouped: if True, invoices are grouped by SO id.
+            If False, invoices are grouped by keys returned by :meth:`_get_invoice_grouping_keys`
+        :param bool final: if True, refunds will be generated if necessary
+        :param date: unused parameter
+        :returns: created invoices
+        :rtype: `account.move` recordset
+        :raises: UserError if one of the orders has no invoiceable lines.
+        """
+        moves = super()._create_invoices(grouped, final, date)
+        for move in moves:
+            if move.transaction_ids:
+                sri_payment_methods = move.transaction_ids.mapped('payment_method_id.l10n_ec_sri_payment_id')
+                if len(sri_payment_methods) == 1:
+                    move.l10n_ec_sri_payment_id = sri_payment_methods
+        return moves
diff --git a/addons/l10n_ec_website_sale/views/payment_method_views.xml b/addons/l10n_ec_website_sale/views/payment_method_views.xml
new file mode 100644
index 00000000000..f60c2afab43
--- /dev/null
+++ b/addons/l10n_ec_website_sale/views/payment_method_views.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="payment_method_form" model="ir.ui.view">
+        <field name="name">l10n_ec_website_sale.payment.method.form</field>
+        <field name="model">payment.method</field>
+        <field name="inherit_id" ref="payment.payment_method_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//field[@name='supported_currency_ids']/.." position="after">
+                <field name="fiscal_country_codes" invisible="True"/>
+                <label for="l10n_ec_sri_payment_id"
+                       invisible="'EC' not in fiscal_country_codes"/>
+                <div invisible="'EC' not in fiscal_country_codes">
+                    <field name="l10n_ec_sri_payment_id"/>
+                </div>
+            </xpath>
+        </field>
+    </record>
+</odoo>
diff --git a/addons/l10n_ec_website_sale/views/website_sales_templates.xml b/addons/l10n_ec_website_sale/views/website_sales_templates.xml
new file mode 100644
index 00000000000..6cd854926e0
--- /dev/null
+++ b/addons/l10n_ec_website_sale/views/website_sales_templates.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+
+    <template id="partner_info" name="Ecuadorian partner">
+
+        <!-- show identification type -->
+        <div t-attf-class="mb-3 #{error.get('l10n_latam_identification_type_id') and 'o_has_error' or ''} col-xl-6">
+            <label class="col-form-label" for="l10n_latam_identification_type_id">Identification Type</label>
+            <t t-if="partner.can_edit_vat()">
+                <select name="l10n_latam_identification_type_id" t-attf-class="form-select #{error.get('l10n_latam_identification_type_id') and 'is-invalid' or ''}">
+                    <option value="">Identification Type...</option>
+                    <t t-foreach="identification_types or []" t-as="id_type">
+                        <option t-att-value="id_type.id" t-att-selected="id_type.id == int(identification) if identification else id_type.id == partner.l10n_latam_identification_type_id.id">
+                            <t t-esc="id_type.name"/>
+                        </option>
+                    </t>
+                </select>
+            </t>
+            <t t-else="">
+                <p class="form-control" t-esc="partner.l10n_latam_identification_type_id.name" readonly="1" title="Changing Identification type is not allowed once document(s) have been issued for your account. Please contact us directly for this operation."/>
+                <input name="l10n_latam_identification_type_id" class="form-control" t-att-value="partner.l10n_latam_identification_type_id.id" type='hidden'/>
+            </t>
+        </div>
+
+    </template>
+
+    <template id="address" inherit_id="website_sale.address">
+        <xpath expr="//input[@name='vat']/.." position="before">
+            <t t-if="mode[1] == 'billing'">
+                <t t-if="res_company.country_id.code == 'EC'">
+                    <div class="clearfix"/> <!-- Break the line to put Identifaction Type and Identifaction Number (vat) on the same line -->
+                    <t t-set="partner" t-value="website_sale_order.partner_id"/>
+                    <t t-call="l10n_ec_website_sale.partner_info"/>
+                </t>
+            </t>
+        </xpath>
+
+        <label for="vat" position="replace">
+            <t t-if="res_company.country_id.code != 'EC'">$0</t>
+            <t t-else="">
+                <label class="col-form-label label-optional" for="vat">
+                    Identification Number
+                </label>
+            </t>
+        </label>
+    </template>
+
+</odoo>