diff --git a/partner_coc/README.rst b/partner_coc/README.rst
new file mode 100644
index 000000000..b9864716f
--- /dev/null
+++ b/partner_coc/README.rst
@@ -0,0 +1,52 @@
+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+===========
+Partner CoC
+===========
+
+Adds a field 'Chamber Of Commerce Registration Number' to partner.
+
+Usage
+=====
+
+To use this module, you need to:
+
+#. Go to the partner form;
+#. make sure the partner is a company.
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/134/10.0
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/partner-contact/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smashing it by providing a detailed and welcomed feedback.
+
+Credits
+=======
+
+Contributors
+------------
+
+* Dennis Sluijk <d.sluijk@onestein.nl>
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.
\ No newline at end of file
diff --git a/partner_coc/__init__.py b/partner_coc/__init__.py
new file mode 100644
index 000000000..0650744f6
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+++ b/partner_coc/__init__.py
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+from . import models
diff --git a/partner_coc/__manifest__.py b/partner_coc/__manifest__.py
new file mode 100644
index 000000000..3659fe811
--- /dev/null
+++ b/partner_coc/__manifest__.py
@@ -0,0 +1,19 @@
+{
+    'name': 'Partner CoC',
+    'summary': "Adds a field 'Chamber Of Commerce Registration Number' to "
+               "partner",
+    'version': '10.0.1.0.0',
+    'category': 'Web',
+    'author': 'Onestein,Odoo Community Association (OCA)',
+    'website': 'http://www.onestein.eu',
+    'license': 'AGPL-3',
+    'depends': [
+        'partner_identification',
+    ],
+    'data': [
+        'data/res_partner_id_category_data.xml',
+        'views/res_partner_view.xml'
+    ],
+    'installable': True,
+    'application': False,
+}
diff --git a/partner_coc/data/res_partner_id_category_data.xml b/partner_coc/data/res_partner_id_category_data.xml
new file mode 100644
index 000000000..5ca8dd5f9
--- /dev/null
+++ b/partner_coc/data/res_partner_id_category_data.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <record id="id_category_coc" model="res.partner.id_category">
+        <field name="code">coc</field>
+        <field name="name">Chamber Of Commerce Registration Number</field>
+    </record>
+</odoo>
diff --git a/partner_coc/models/__init__.py b/partner_coc/models/__init__.py
new file mode 100644
index 000000000..91fed54d4
--- /dev/null
+++ b/partner_coc/models/__init__.py
@@ -0,0 +1 @@
+from . import res_partner
diff --git a/partner_coc/models/res_partner.py b/partner_coc/models/res_partner.py
new file mode 100644
index 000000000..ad283c56f
--- /dev/null
+++ b/partner_coc/models/res_partner.py
@@ -0,0 +1,18 @@
+from odoo import models, fields
+
+
+class ResPartner(models.Model):
+    _inherit = 'res.partner'
+
+    coc_registration_number = fields.Char(
+        string='CoC Registration Number',
+        compute=lambda s: s._compute_identification(
+            'coc_registration_number', 'coc',
+        ),
+        inverse=lambda s: s._inverse_identification(
+            'coc_registration_number', 'coc',
+        ),
+        search=lambda s, *a: s._search_identification(
+            'coc_registration_number', 'coc', *a
+        ),
+    )
diff --git a/partner_coc/views/res_partner_view.xml b/partner_coc/views/res_partner_view.xml
new file mode 100644
index 000000000..ec18cb749
--- /dev/null
+++ b/partner_coc/views/res_partner_view.xml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<odoo>
+    <!-- Add coc_registration_number to res partner view -->
+    <record model="ir.ui.view" id="view_partner_form">
+        <field name="name">view.partner.form</field>
+        <field name="model">res.partner</field>
+        <field name="inherit_id" ref="base.view_partner_form"/>
+        <field name="priority" eval="10"/>
+        <field name="arch" type="xml">
+            <field name="lang" position="after">
+                <field name="coc_registration_number" attrs="{'invisible': [('company_type','!=','company')]}"/>
+            </field>
+        </field>
+    </record>
+</odoo>