diff --git a/contract_purchase/README.rst b/contract_purchase/README.rst
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--- /dev/null
+++ b/contract_purchase/README.rst
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+.. 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
+
+=================
+Contract Purchase
+=================
+
+This module is an add on to the odoo contract module (v9). It applies contract functions for purchases.
+
+Usage
+=====
+
+To use this module, you need to:
+
+#.	Go to Purchases -> Contracts and select or create a new contract.
+#. Define type purchase contract
+
+------------------from here on everything applies like in the contract module------------------
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/110/9.0
+
+For further information, please visit:
+
+* https://www.odoo.com/forum/help-1
+
+Known issues / Roadmap
+======================
+PLACEHOLDER
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues <https://github.com/OCA/contract/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
+`here <https://github.com/OCA/contract/issues/new?body=module:%20contract_purchase%0Aversion:%209.0%0A%0A**Steps%20to%20reproduce**%0A-%20...%0A%0A**Current%20behavior**%0A%0A**Expected%20behavior**>`_.
+
+Credits
+=======
+
+Contributors
+------------
+
+* Stefan Becker <s.becker@humanilog.org>
+
+
+Maintainer
+----------
+
+.. image:: http://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: http://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 http://odoo-community.org.
diff --git a/contract_purchase/__init__.py b/contract_purchase/__init__.py
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index 00000000..a0fdc10f
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+++ b/contract_purchase/__init__.py
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+# -*- coding: utf-8 -*-
+from . import models
diff --git a/contract_purchase/__openerp__.py b/contract_purchase/__openerp__.py
new file mode 100644
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+++ b/contract_purchase/__openerp__.py
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+# -*- coding: utf-8 -*-
+# © Stefan Becker <s.becker@humanilog.org>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+{
+    'name': 'Purchase Contract',
+    'summary': 'Create purchase contract',
+    'version': '9.0.1.0.0',
+    'author': "humanilog, "
+              "Odoo Community Association (OCA)",
+    'website': 'http://www.humanilog.org/',
+    'depends': ['contract', 'purchase'],
+    'category': 'Purchase Management',
+    'license': 'AGPL-3',
+    'data': [
+        'views/contract_view.xml',
+    ],
+    'installable': True,
+}
diff --git a/contract_purchase/models/__init__.py b/contract_purchase/models/__init__.py
new file mode 100644
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+++ b/contract_purchase/models/__init__.py
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+# -*- coding: utf-8 -*-
+from . import account
diff --git a/contract_purchase/models/account.py b/contract_purchase/models/account.py
new file mode 100644
index 00000000..eb9b9d7f
--- /dev/null
+++ b/contract_purchase/models/account.py
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+# -*- coding: utf-8 -*-
+# © 2015 Angel Moya <angel.moya@domatix.com>
+# © 2016 Carlos Dauden <carlos.dauden@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from openerp import api, fields, models, _
+
+
+class AccountAnalyticAccount(models.Model):
+    _inherit = 'account.analytic.account'
+
+    type = fields.Selection(selection_add=[
+        ('purchase', _('Purchase'))
+    ])
+
+    @api.multi
+    def _prepare_invoice(self):
+        self.ensure_one()
+
+        if self.type == 'purchase':
+            journal = self.env['account.journal'].search([
+                ('type', '=', 'purchase'),
+                ('company_id', '=', self.company_id.id)
+            ], limit=1)
+
+            res = super(
+                AccountAnalyticAccount,
+                self.with_context(
+                    contract_journal=journal
+                )
+            )._prepare_invoice()
+
+            res.update({
+                'journal_id': journal.id,
+                'type': 'in_invoice'
+            })
+
+            return res
+        else:
+            return super(AccountAnalyticAccount, self)._prepare_invoice()
+
+        return res
+
+    def fields_get(
+            self, cr, user, allfields=None, context=None, write_access=True,
+            attributes=None
+    ):
+        if not context:
+            context = {}
+
+        res = super(AccountAnalyticAccount, self).fields_get(
+            cr, user, allfields, context, write_access, attributes)
+        if all((
+                'partner_id' in res,
+                context.get('default_type') == 'contract_purchase'
+        )):
+            res['partner_id']['string'] = _("Vendor")
+        return res
+
+    @api.onchange('type')
+    def onchange_type(self):
+        if self.type == 'purchase':
+            self.journal_id = self.env['account.journal'].search([
+                ('type', '=', 'purchase'),
+                ('company_id', '=', self.company_id.id)
+            ], limit=1)
+
+        super(AccountAnalyticAccount, self)._onchange_type()
diff --git a/contract_purchase/views/contract_view.xml b/contract_purchase/views/contract_view.xml
new file mode 100644
index 00000000..1f05aac5
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+++ b/contract_purchase/views/contract_view.xml
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+<?xml version="1.0"?>
+<openerp>
+    <data>
+        <record id="account_analytic_account_type" model="ir.ui.view">
+            <field name="name">account.analytic.account.type</field>
+            <field name="model">account.analytic.account</field>
+            <field name="inherit_id" ref="analytic.view_account_analytic_account_form" />
+            <field name="arch" type="xml">
+                <xpath expr='//field[@name="code"]' position='before'>
+                    <field name="type"/>
+                </xpath>
+            </field>
+        </record>
+
+        <record id="action_account_analytic_purchase_overdue_all" model="ir.actions.act_window">
+            <field name="name">Contracts</field>
+            <field name="res_model">account.analytic.account</field>
+            <field name="view_type">form</field>
+            <field name="view_mode">tree,form</field>
+            <field name="domain">[('type', '=', 'purchase')]</field>
+            <field name="context">{
+                'search_default_active':1,
+                'search_default_recurring_invoices':1,
+                'default_type': 'purchase'
+            }</field>
+            <!--<field name="search_view_id" ref="analytic.view_account_analytic_account_search"/>-->
+            <field name="help" type="html">
+                <p class="oe_view_nocontent_create">
+                    Click to create a new purchase contract.
+                </p>
+            </field>
+        </record>
+
+        <menuitem action="action_account_analytic_purchase_overdue_all"
+            id="menu_action_account_analytic_purchase_overdue_all" sequence="8"
+            parent="purchase.menu_procurement_management"/>
+    </data>
+</openerp>