diff --git a/addons/l10n_au/__manifest__.py b/addons/l10n_au/__manifest__.py
index bb2972f9c26..7a9c4b00173 100644
--- a/addons/l10n_au/__manifest__.py
+++ b/addons/l10n_au/__manifest__.py
@@ -25,6 +25,7 @@ Also:
         'views/menuitems.xml',
         'views/report_invoice.xml',
         'views/res_company_views.xml',
+        'views/res_partner_bank_views.xml',
     ],
     'demo': [
         'demo/demo_company.xml',
diff --git a/addons/l10n_au/models/__init__.py b/addons/l10n_au/models/__init__.py
index 5116e46f472..998f24d472a 100644
--- a/addons/l10n_au/models/__init__.py
+++ b/addons/l10n_au/models/__init__.py
@@ -2,3 +2,4 @@
 
 from . import template_au
 from . import account_move
+from . import res_partner_bank
diff --git a/addons/l10n_au/models/res_partner_bank.py b/addons/l10n_au/models/res_partner_bank.py
new file mode 100644
index 00000000000..ea2f4f380a2
--- /dev/null
+++ b/addons/l10n_au/models/res_partner_bank.py
@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import re
+
+from odoo import api, fields, models, _
+from odoo.exceptions import ValidationError
+
+
+class ResPartnerBank(models.Model):
+    _inherit = "res.partner.bank"
+
+    aba_bsb = fields.Char(string='BSB', help='Bank State Branch code - needed if payment is to be made using ABA files')
+
+    @api.model
+    def _get_supported_account_types(self):
+        rslt = super(ResPartnerBank, self)._get_supported_account_types()
+        rslt.append(('aba', _('ABA')))
+        return rslt
+
+    @api.constrains('aba_bsb')
+    def _validate_aba_bsb(self):
+        for record in self:
+            if record.aba_bsb:
+                test_bsb = re.sub('( |-)', '', record.aba_bsb)
+                if len(test_bsb) != 6 or not test_bsb.isdigit():
+                    raise ValidationError(_('BSB is not valid (expected format is "NNN-NNN"). Please rectify.'))
+
+    @api.depends('acc_number')
+    def _compute_acc_type(self):
+        """ Criteria to be an ABA account:
+            - Spaces, hypens, digits are valid.
+            - Total length must be 9 or less.
+            - Cannot be only spaces, zeros or hyphens (must have at least one digit in range 1-9)
+        """
+        super()._compute_acc_type()
+        for rec in self:
+            if rec.acc_type == 'bank' and re.match(r"^(?=.*[1-9])[ \-\d]{0,9}$", rec.acc_number or ''):
+                rec.acc_type = 'aba'
diff --git a/addons/l10n_au/views/res_partner_bank_views.xml b/addons/l10n_au/views/res_partner_bank_views.xml
new file mode 100644
index 00000000000..10afa2080e7
--- /dev/null
+++ b/addons/l10n_au/views/res_partner_bank_views.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="view_partner_bank_form" model="ir.ui.view">
+        <field name="name">aba.res.partner.bank.form</field>
+        <field name="model">res.partner.bank</field>
+        <field name='inherit_id' ref='base.view_partner_bank_form'/>
+        <field name="arch" type="xml">
+            <field name="acc_holder_name" position='after'>
+                <field name='aba_bsb'/>
+            </field>
+        </field>
+    </record>
+</odoo>