diff --git a/rma_purchase/README.rst b/rma_purchase/README.rst
new file mode 100644
index 00000000..a2335f81
--- /dev/null
+++ b/rma_purchase/README.rst
@@ -0,0 +1,47 @@
+.. image:: https://img.shields.io/badge/licence-LGPL--3-blue.svg
+    :alt: License LGPL-3
+
+============
+RMA Purchase
+============
+
+This modules extend the RMA functionality allowing to use Purchase Orders as
+a RMA source.
+
+Usage
+=====
+
+To add lines to a RMA from PO act as follows:
+
+#. Go to a supplier RMA.
+#. Fill the *Supplier* field.
+#. Click on *Add From Purchase Order*.
+#. Select the Purchase Order.
+#. Click on *Add an item* and select the lines you would like to add to the
+   RMA.
+#. Hit *Confirm*.
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/Eficent/stock-rma/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
+------------
+
+* Jordi Ballester Alomar <jordi.ballester@eficent.com>
+* Aaron Henriquez <ahenriquez@eficent.com>
+* Lois Rilo <lois.rilo@eficent.com>
+* Bhavesh Odedra <bodedra@opensourceintegrators.com>
+* Serpent Consulting Services Pvt. Ltd. <support@serpentcs.com>
+
+Maintainer
+----------
+
+This module is maintained by Eficent.
diff --git a/rma_purchase/__init__.py b/rma_purchase/__init__.py
new file mode 100644
index 00000000..f3284a96
--- /dev/null
+++ b/rma_purchase/__init__.py
@@ -0,0 +1,5 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import models
+from . import wizards
diff --git a/rma_purchase/__manifest__.py b/rma_purchase/__manifest__.py
new file mode 100644
index 00000000..19b6d255
--- /dev/null
+++ b/rma_purchase/__manifest__.py
@@ -0,0 +1,23 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+{
+    'name': 'RMA Purchase',
+    'version': '12.0.1.0.0',
+    'category': 'RMA',
+    'summary': 'RMA from PO',
+    'license': 'LGPL-3',
+    'author': 'Eficent, Odoo Community Association (OCA)',
+    'website': 'http://www.github.com/OCA/rma',
+    'depends': ['rma_account', 'purchase'],
+    'data': [
+        'wizards/rma_order_line_make_purchase_order_view.xml',
+        'security/ir.model.access.csv',
+        'views/rma_operation_view.xml',
+        'views/rma_order_view.xml',
+        'views/rma_order_line_view.xml',
+        'wizards/rma_add_purchase.xml',
+    ],
+    'installable': True,
+    'auto_install': True,
+}
diff --git a/rma_purchase/models/__init__.py b/rma_purchase/models/__init__.py
new file mode 100644
index 00000000..d41e378c
--- /dev/null
+++ b/rma_purchase/models/__init__.py
@@ -0,0 +1,7 @@
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import rma_order
+from . import rma_order_line
+from . import purchase_order
+from . import purchase_order_line
+from . import rma_operation
diff --git a/rma_purchase/models/purchase_order.py b/rma_purchase/models/purchase_order.py
new file mode 100644
index 00000000..66ec0277
--- /dev/null
+++ b/rma_purchase/models/purchase_order.py
@@ -0,0 +1,26 @@
+# Copyright 2017-18 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, models
+
+
+class PurchaseOrder(models.Model):
+    _inherit = "purchase.order"
+
+    @api.model
+    def new(self, vals):
+        """Allows to propose a line based on the RMA information."""
+        res = super(PurchaseOrder, self).new(vals)
+        rma_line_id = self.env.context.get('rma_line_id')
+        if rma_line_id:
+            rma_line = self.env['rma.order.line'].browse(rma_line_id)
+            line = self.env['purchase.order.line'].new({
+                'product_id': rma_line.product_id.id,
+            })
+            line.onchange_product_id()
+            line.update({
+                'product_qty': rma_line.qty_to_purchase,
+                'product_uom': rma_line.uom_id.id,
+            })
+            res.order_line = line
+        return res
diff --git a/rma_purchase/models/purchase_order_line.py b/rma_purchase/models/purchase_order_line.py
new file mode 100644
index 00000000..fe08f86b
--- /dev/null
+++ b/rma_purchase/models/purchase_order_line.py
@@ -0,0 +1,59 @@
+# Copyright 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, fields, models
+
+
+class PurchaseOrderLine(models.Model):
+    _inherit = "purchase.order.line"
+
+    rma_line_id = fields.Many2one(
+        comodel_name='rma.order.line', string='RMA',
+    )
+
+    @api.model
+    def name_search(self, name='', args=None, operator='ilike', limit=100):
+        """Allows to search by PO reference."""
+        if not args:
+            args = []
+        args += ['|',
+                 (self._rec_name, operator, name),
+                 ('order_id.name', operator, name)]
+        return super(PurchaseOrderLine, self).name_search(
+            name=name, args=args, operator=operator, limit=limit)
+
+    @api.model
+    def _name_search(self, name='', args=None, operator='ilike',
+                     limit=100, name_get_uid=None):
+        """Typed text is cleared here for better extensibility."""
+        return super(PurchaseOrderLine, self)._name_search(
+            name='', args=args, operator=operator, limit=limit,
+            name_get_uid=name_get_uid)
+
+    @api.multi
+    def name_get(self):
+        res = []
+        if self.env.context.get('rma'):
+            for purchase in self:
+                invoices = self.env['account.invoice.line'].search(
+                    [('purchase_line_id', '=', purchase.id)])
+                if purchase.order_id.name:
+                    res.append((purchase.id, "%s %s %s qty:%s" % (
+                        purchase.order_id.name,
+                        " ".join(str(x) for x in [
+                            inv.number for inv in invoices.mapped(
+                                'invoice_id')]),
+                        purchase.product_id.name, purchase.product_qty)))
+                else:
+                    res.append(
+                        super(PurchaseOrderLine, purchase).name_get()[0])
+            return res
+        else:
+            return super(PurchaseOrderLine, self).name_get()
+
+    @api.model
+    def create(self, vals):
+        rma_line_id = self.env.context.get('rma_line_id')
+        if rma_line_id:
+            vals['rma_line_id'] = rma_line_id
+        return super(PurchaseOrderLine, self).create(vals)
diff --git a/rma_purchase/models/rma_operation.py b/rma_purchase/models/rma_operation.py
new file mode 100644
index 00000000..8665dba6
--- /dev/null
+++ b/rma_purchase/models/rma_operation.py
@@ -0,0 +1,24 @@
+# Copyright 2018 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, fields, models, _
+from odoo.exceptions import ValidationError
+
+
+class RmaOperation(models.Model):
+    _inherit = 'rma.operation'
+
+    purchase_policy = fields.Selection(
+        selection=[('no', 'Not required'),
+                   ('ordered', 'Based on Ordered Quantities'),
+                   ('delivered', 'Based on Delivered Quantities')],
+        string="Purchase Policy", default='no',
+    )
+
+    @api.multi
+    @api.constrains('purchase_policy')
+    def _check_purchase_policy(self):
+        if self.filtered(
+                lambda r: r.purchase_policy != 'no' and r.type != 'supplier'):
+            raise ValidationError(_(
+                'Purchase Policy can only apply to supplier operations'))
diff --git a/rma_purchase/models/rma_order.py b/rma_purchase/models/rma_order.py
new file mode 100644
index 00000000..5fb4943c
--- /dev/null
+++ b/rma_purchase/models/rma_order.py
@@ -0,0 +1,54 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, fields, models
+
+
+class RmaOrder(models.Model):
+    _inherit = "rma.order"
+
+    @api.multi
+    def _compute_po_count(self):
+        for rec in self:
+            po_count = 0
+            rma_line_po = []
+            for line in rec.rma_line_ids:
+                rma_line_po += self.env['purchase.order'].search(
+                    [('origin', '=', line.name)]).ids
+            if rma_line_po:
+                po_count = len(list(set(rma_line_po)))
+            rec.po_count = po_count
+
+    @api.multi
+    @api.depends('rma_line_ids')
+    def _compute_origin_po_count(self):
+        for rma in self:
+            purchases = rma.mapped(
+                'rma_line_ids.purchase_order_line_id.order_id')
+            rma.origin_po_count = len(purchases)
+
+    po_count = fields.Integer(
+        compute='_compute_po_count', string='# of PO')
+    origin_po_count = fields.Integer(
+        compute='_compute_origin_po_count', string='# of Origin PO')
+
+    @api.multi
+    def action_view_purchase_order(self):
+        action = self.env.ref('purchase.purchase_rfq')
+        result = action.read()[0]
+        po_ids = self.env['purchase.order'].search(
+            [('origin', '=', self.name)]).ids
+        for line in self.rma_line_ids:
+            po_ids += self.env['purchase.order'].search(
+                [('origin', '=', line.name)]).ids
+        result['domain'] = [('id', 'in', po_ids)]
+        return result
+
+    @api.multi
+    def action_view_origin_purchase_order(self):
+        action = self.env.ref('purchase.purchase_rfq')
+        result = action.read()[0]
+        po_ids = self.mapped(
+            'rma_line_ids.purchase_order_line_id.order_id').ids
+        result['domain'] = [('id', 'in', po_ids)]
+        return result
diff --git a/rma_purchase/models/rma_order_line.py b/rma_purchase/models/rma_order_line.py
new file mode 100644
index 00000000..fd79595d
--- /dev/null
+++ b/rma_purchase/models/rma_order_line.py
@@ -0,0 +1,203 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, fields, models, _
+from odoo.exceptions import ValidationError
+from odoo.addons import decimal_precision as dp
+
+
+class RmaOrderLine(models.Model):
+    _inherit = "rma.order.line"
+
+    @api.multi
+    def _compute_purchase_count(self):
+        for rec in self:
+            purchase_line_count = self.env['purchase.order.line'].search(
+                [('rma_line_id', '=', rec.id)])
+            rec.purchase_count = len(purchase_line_count.mapped('order_id'))
+
+    @api.multi
+    def _compute_purchase_order_lines(self):
+        for rec in self:
+            purchase_list = []
+            for line in self.env['purchase.order.line'].search(
+                    [('rma_line_id', '=', rec.id)]):
+                purchase_list.append(line.id)
+            rec.purchase_order_line_ids = [(6, 0, purchase_list)]
+
+    @api.multi
+    def _compute_qty_purchase(self):
+        for rec in self:
+            rec.qty_purchased = rec._get_rma_purchased_qty()
+            if rec.purchase_policy == 'ordered':
+                rec.qty_to_purchase = rec.product_qty - rec.qty_purchased
+            elif rec.purchase_policy == 'delivered':
+                rec.qty_to_purchase = rec.qty_delivered - rec.qty_purchased
+            else:
+                rec.qty_to_purchase = 0.0
+
+    purchase_count = fields.Integer(
+        compute='_compute_purchase_count', string='# of Purchases',
+    )
+    purchase_order_line_id = fields.Many2one(
+        comodel_name='purchase.order.line', string='Originating Purchase Line',
+        ondelete='restrict',
+        readonly=True, states={'draft': [('readonly', False)]},
+    )
+    purchase_id = fields.Many2one(
+        string="Source Purchase Order",
+        related='purchase_order_line_id.order_id',
+        readonly=True,
+    )
+    purchase_order_line_ids = fields.Many2many(
+        comodel_name='purchase.order.line',
+        relation='purchase_line_rma_line_rel',
+        column1='rma_order_line_id', column2='purchase_order_line_id',
+        string='Purchase Order Lines', compute='_compute_purchase_order_lines',
+    )
+    purchase_policy = fields.Selection(
+        selection=[('no', 'Not required'),
+                   ('ordered', 'Based on Ordered Quantities'),
+                   ('delivered', 'Based on Delivered Quantities')],
+        string="Purchase Policy", default='no',
+        required=True,
+    )
+    manual_purchase_line_ids = fields.One2many(
+        comodel_name='purchase.order.line',
+        inverse_name='rma_line_id',
+        string='Manual Purchase Order Lines',
+        readonly=True, copy=False)
+    qty_to_purchase = fields.Float(
+        string='Qty To Purchase', copy=False,
+        digits=dp.get_precision('Product Unit of Measure'),
+        readonly=True, compute='_compute_qty_purchase'
+    )
+    qty_purchased = fields.Float(
+        string='Qty Purchased', copy=False,
+        digits=dp.get_precision('Product Unit of Measure'),
+        readonly=True, compute='_compute_qty_purchase'
+    )
+
+    @api.onchange('product_id', 'partner_id')
+    def _onchange_product_id(self):
+        """Domain for purchase_order_line_id is computed here to make
+        it dynamic."""
+        res = super(RmaOrderLine, self)._onchange_product_id()
+        if not res.get('domain'):
+            res['domain'] = {}
+        domain = [
+            '|',
+            ('order_id.partner_id', '=', self.partner_id.id),
+            ('order_id.partner_id', 'child_of', self.partner_id.id)]
+        if self.product_id:
+            domain.append(('product_id', '=', self.product_id.id))
+        res['domain']['purchase_order_line_id'] = domain
+        return res
+
+    @api.onchange('operation_id')
+    def _onchange_operation_id(self):
+        res = super(RmaOrderLine, self)._onchange_operation_id()
+        if self.operation_id:
+            self.purchase_policy = self.operation_id.purchase_policy or 'no'
+        return res
+
+    @api.multi
+    def _prepare_rma_line_from_po_line(self, line):
+        self.ensure_one()
+        if not self.type:
+            self.type = self._get_default_type()
+        if self.type == 'customer':
+            operation = line.product_id.rma_customer_operation_id or \
+                line.product_id.categ_id.rma_customer_operation_id
+        else:
+            operation = line.product_id.rma_supplier_operation_id or \
+                line.product_id.categ_id.rma_supplier_operation_id
+        if not operation:
+            operation = self.env['rma.operation'].search(
+                [('type', '=', self.type)], limit=1)
+            if not operation:
+                raise ValidationError(_("Please define an operation first"))
+
+        if not operation.in_route_id or not operation.out_route_id:
+            route = self.env['stock.location.route'].search(
+                [('rma_selectable', '=', True)], limit=1)
+            if not route:
+                raise ValidationError(_("Please define a rma route."))
+
+        if not operation.in_warehouse_id or not operation.out_warehouse_id:
+            warehouse = self.env['stock.warehouse'].search(
+                [('company_id', '=', self.company_id.id),
+                 ('lot_rma_id', '!=', False)], limit=1)
+            if not warehouse:
+                raise ValidationError(_(
+                    "Please define a warehouse with a default rma location."))
+
+        data = {
+            'product_id': line.product_id.id,
+            'origin': line.order_id.name,
+            'uom_id': line.product_uom.id,
+            'operation_id': operation.id,
+            'product_qty': line.product_qty,
+            'price_unit': line.currency_id._convert(
+                line.price_unit, line.currency_id,
+                self.env.user.company_id, fields.Date.today(), round=False),
+            'in_route_id': operation.in_route_id.id or route,
+            'out_route_id': operation.out_route_id.id or route,
+            'receipt_policy': operation.receipt_policy,
+            'currency_id': line.currency_id.id,
+            'location_id': (operation.location_id.id or
+                            operation.in_warehouse_id.lot_rma_id.id or
+                            warehouse.lot_rma_id.id),
+            'refund_policy': operation.refund_policy,
+            'delivery_policy': operation.delivery_policy,
+            'in_warehouse_id': operation.in_warehouse_id.id or warehouse.id,
+            'out_warehouse_id': operation.out_warehouse_id.id or warehouse.id,
+        }
+        return data
+
+    @api.onchange('purchase_order_line_id')
+    def _onchange_purchase_order_line_id(self):
+        if not self.purchase_order_line_id:
+            return
+        data = self._prepare_rma_line_from_po_line(
+            self.purchase_order_line_id)
+        self.update(data)
+        self._remove_other_data_origin('purchase_order_line_id')
+
+    @api.multi
+    @api.constrains('purchase_order_line_id', 'partner_id')
+    def _check_purchase_partner(self):
+        for rec in self:
+            if (rec.purchase_order_line_id and
+                    rec.purchase_order_line_id.order_id.partner_id !=
+                    rec.partner_id):
+                raise ValidationError(_(
+                    "RMA customer and originating purchase line customer "
+                    "doesn't match."))
+
+    @api.multi
+    def _remove_other_data_origin(self, exception):
+        res = super(RmaOrderLine, self)._remove_other_data_origin(exception)
+        if not exception == 'purchase_order_line_id':
+            self.purchase_order_line_id = False
+        return res
+
+    @api.multi
+    def action_view_purchase_order(self):
+        action = self.env.ref('purchase.purchase_rfq')
+        result = action.read()[0]
+        orders = self.mapped('purchase_order_line_ids.order_id')
+        result['domain'] = [('id', 'in', orders.ids)]
+        return result
+
+    @api.multi
+    def _get_rma_purchased_qty(self):
+        self.ensure_one()
+        qty = 0.0
+        if self.type == 'customer':
+            return qty
+        for line in self.purchase_order_line_ids.filtered(
+                lambda p: p.state not in ('draft', 'sent', 'cancel')):
+            qty += self.uom_id._compute_quantity(
+                line.product_qty, line.product_uom)
+        return qty
diff --git a/rma_purchase/security/ir.model.access.csv b/rma_purchase/security/ir.model.access.csv
new file mode 100755
index 00000000..e37a8852
--- /dev/null
+++ b/rma_purchase/security/ir.model.access.csv
@@ -0,0 +1,3 @@
+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+access_purchase_order_supplier_user,access_purchase_order,purchase.model_purchase_order,rma.group_rma_supplier_user,1,0,0,0
+access_purchase_order_line_supplier_user,access_purchase_order_line,purchase.model_purchase_order_line,rma.group_rma_supplier_user,1,0,0,0
diff --git a/rma_purchase/tests/__init__.py b/rma_purchase/tests/__init__.py
new file mode 100644
index 00000000..061a9ecc
--- /dev/null
+++ b/rma_purchase/tests/__init__.py
@@ -0,0 +1,4 @@
+# Copyright 2018 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import test_rma_purchase
diff --git a/rma_purchase/tests/test_rma_purchase.py b/rma_purchase/tests/test_rma_purchase.py
new file mode 100644
index 00000000..f7fdb5cf
--- /dev/null
+++ b/rma_purchase/tests/test_rma_purchase.py
@@ -0,0 +1,93 @@
+# Copyright 2017-18 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo.tests import common
+from odoo.fields import Datetime
+
+
+class TestRmaPurchase(common.TransactionCase):
+
+    def setUp(self):
+        super(TestRmaPurchase, self).setUp()
+
+        self.rma_obj = self.env['rma.order']
+        self.rma_line_obj = self.env['rma.order.line']
+        self.rma_op_obj = self.env['rma.operation']
+        self.rma_add_purchase_wiz = self.env['rma_add_purchase']
+        self.po_obj = self.env['purchase.order']
+        self.pol_obj = self.env['purchase.order.line']
+        self.product_obj = self.env['product.product']
+        self.partner_obj = self.env['res.partner']
+
+        self.rma_route_cust = self.env.ref('rma.route_rma_customer')
+
+        # Create supplier
+        supplier1 = self.partner_obj.create({'name': 'Supplier 1'})
+
+        # Create products
+        self.product_1 = self.product_obj.create({
+            'name': 'Test Product 1',
+            'type': 'product',
+        })
+        self.product_2 = self.product_obj.create({
+            'name': 'Test Product 2',
+            'type': 'product',
+        })
+
+        # Create PO:
+        self.po = self.po_obj.create({
+            'partner_id': supplier1.id,
+        })
+        self.pol_1 = self.pol_obj.create({
+            'name': self.product_1.name,
+            'order_id': self.po.id,
+            'product_id': self.product_1.id,
+            'product_qty': 20.0,
+            'product_uom': self.product_1.uom_id.id,
+            'price_unit': 100.0,
+            'date_planned': Datetime.now(),
+        })
+        self.pol_2 = self.pol_obj.create({
+            'name': self.product_2.name,
+            'order_id': self.po.id,
+            'product_id': self.product_2.id,
+            'product_qty': 18.0,
+            'product_uom': self.product_2.uom_id.id,
+            'price_unit': 150.0,
+            'date_planned': Datetime.now(),
+        })
+
+        # Create RMA group:
+        self.rma_group = self.rma_obj.create({
+            'partner_id': supplier1.id,
+            'type': 'supplier',
+        })
+
+    def test_01_add_from_purchase_order(self):
+        """Test wizard to create supplier RMA from Purchase Orders."""
+        self.assertEqual(self.rma_group.origin_po_count, 0)
+        add_purchase = self.rma_add_purchase_wiz.with_context({
+            'supplier': True,
+            'active_ids': self.rma_group.id,
+            'active_model': 'rma.order',
+        }).create({
+            'purchase_id': self.po.id,
+            'purchase_line_ids': [(6, 0, self.po.order_line.ids)],
+        })
+        add_purchase.add_lines()
+        self.assertEqual(len(self.rma_group.rma_line_ids), 2)
+        for t in self.rma_group.rma_line_ids.mapped('type'):
+            self.assertEqual(t, 'supplier')
+        self.assertEqual(self.rma_group.origin_po_count, 1)
+
+    def test_02_fill_rma_from_po_line(self):
+        """Test filling a RMA (line) from a Purchase Order line."""
+        rma = self.rma_line_obj.new({
+            'partner_id': self.po.partner_id.id,
+            'purchase_order_line_id': self.pol_1.id,
+            'type': 'supplier',
+        })
+        self.assertFalse(rma.product_id)
+        rma._onchange_purchase_order_line_id()
+        self.assertEqual(rma.product_id, self.product_1)
+        self.assertEqual(rma.product_qty, 20.0)
diff --git a/rma_purchase/views/rma_operation_view.xml b/rma_purchase/views/rma_operation_view.xml
new file mode 100644
index 00000000..1afff91d
--- /dev/null
+++ b/rma_purchase/views/rma_operation_view.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0"?>
+<!-- Copyright 2018 Eficent Business and IT Consulting Services S.L.
+     License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl-3.0) -->
+<odoo>
+
+    <record id="rma_operation_tree" model="ir.ui.view">
+        <field name="name">rma.operation.tree - rma_purchase</field>
+        <field name="model">rma.operation</field>
+        <field name="inherit_id" ref="rma.rma_operation_tree"/>
+        <field name="arch" type="xml">
+            <field name="delivery_policy" position="after">
+                <field name="purchase_policy"/>
+            </field>
+        </field>
+    </record>
+
+    <record id="rma_operation_form" model="ir.ui.view">
+        <field name="name">rma.operation.form - rma_purchase</field>
+        <field name="model">rma.operation</field>
+        <field name="inherit_id" ref="rma.rma_operation_form"/>
+        <field name="arch" type="xml">
+            <field name="delivery_policy" position="after">
+                <field name="purchase_policy"/>
+            </field>
+        </field>
+    </record>
+
+</odoo>
diff --git a/rma_purchase/views/rma_order_line_view.xml b/rma_purchase/views/rma_order_line_view.xml
new file mode 100644
index 00000000..2e8a8803
--- /dev/null
+++ b/rma_purchase/views/rma_order_line_view.xml
@@ -0,0 +1,69 @@
+<?xml version="1.0"?>
+<odoo>
+
+    <record id="action_rma_line_purchase" model="ir.actions.act_window">
+        <field name="name">Purchase Order</field>
+        <field name="res_model">purchase.order</field>
+        <field name="view_type">form</field>
+        <field name="target">current</field>
+        <field name="view_mode">form,tree</field>
+    </record>
+
+    <record id="view_rma_line_supplier_button_sale_form" model="ir.ui.view">
+        <field name="name">rma.order.line.supplier.form</field>
+        <field name="model">rma.order.line</field>
+        <field name="inherit_id" ref="rma.view_rma_line_supplier_button_form"/>
+        <field name="arch" type="xml">
+            <header position="inside">
+                <button name="%(action_rma_order_line_make_purchase_order)d" states="approved"
+                        string="Create Purchase Order" class="oe_highlight"
+                        context="{'rma_line_id': active_id, 'default_partner_id': partner_id}"
+                        type="action"/>
+            </header>
+        </field>
+    </record>
+
+    <record id="view_rma_line_form" model="ir.ui.view">
+        <field name="name">rma.order.line.supplier.form</field>
+        <field name="model">rma.order.line</field>
+        <field name="inherit_id" ref="rma.view_rma_line_supplier_form"/>
+        <field name="arch" type="xml">
+            <div name='button_box' position="inside">
+                <button type="object"  name="action_view_purchase_order"
+                        class="oe_stat_button"
+                        icon="fa-shopping-cart"
+                        groups="purchase.group_purchase_user">
+                        <field name="purchase_count" widget="statinfo"
+                               string="Purchase Orders"/>
+                </button>
+            </div>
+            <group name="main_info" position="inside">
+                <field name="purchase_order_line_id"
+                       options="{'no_create': True}"
+                       context="{'rma': True}"
+                       domain="['|',
+                                ('order_id.partner_id', '=', partner_id),
+                                ('order_id.partner_id', 'child_of', partner_id)]"/>
+            </group>
+            <group name="quantities" position="inside">
+                <group>
+                    <field name="qty_to_purchase"/>
+                    <field name="qty_purchased"/>
+                </group>
+            </group>
+            <field name="delivery_policy" position="after">
+                <field name="purchase_policy"/>
+            </field>
+            <field name="origin" position="after">
+                <field name="purchase_id"
+                       attrs="{'invisible': [('purchase_order_line_id', '=', False)]}"/>
+            </field>
+            <notebook position="inside">
+                <page name="purchase" string="Purchase Lines">
+                    <field name="purchase_order_line_ids" nolabel="1"/>
+                </page>
+            </notebook>
+        </field>
+    </record>
+
+</odoo>
diff --git a/rma_purchase/views/rma_order_view.xml b/rma_purchase/views/rma_order_view.xml
new file mode 100644
index 00000000..f5f61ed2
--- /dev/null
+++ b/rma_purchase/views/rma_order_view.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0"?>
+<odoo>
+
+    <record id="view_rma_supplier_form" model="ir.ui.view">
+        <field name="name">rma.order.supplier.form</field>
+        <field name="model">rma.order</field>
+        <field name="inherit_id" ref="rma.view_rma_supplier_form"/>
+        <field name="arch" type="xml">
+            <div name='button_box' position="inside">
+                <button type="object" name="action_view_purchase_order"
+                        class="oe_stat_button"
+                        icon="fa-shopping-cart"
+                        groups="purchase.group_purchase_user">
+                    <field name="po_count" widget="statinfo"
+                           string="Purchase Orders"/>
+                </button>
+                <button type="object"
+                        name="action_view_origin_purchase_order"
+                        class="oe_stat_button"
+                        icon="fa-shopping-cart"
+                        groups="purchase.group_purchase_user">
+                    <field name="origin_po_count" widget="statinfo"
+                           string="Origin PO"/>
+                </button>
+            </div>
+        </field>
+    </record>
+
+</odoo>
diff --git a/rma_purchase/wizards/__init__.py b/rma_purchase/wizards/__init__.py
new file mode 100644
index 00000000..73c6279c
--- /dev/null
+++ b/rma_purchase/wizards/__init__.py
@@ -0,0 +1,6 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from . import rma_make_picking
+from . import rma_add_purchase
+from . import rma_order_line_make_purchase_order
diff --git a/rma_purchase/wizards/rma_add_purchase.py b/rma_purchase/wizards/rma_add_purchase.py
new file mode 100644
index 00000000..f84a81ef
--- /dev/null
+++ b/rma_purchase/wizards/rma_add_purchase.py
@@ -0,0 +1,116 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import _, api, fields, models
+from odoo.exceptions import ValidationError
+
+
+class RmaAddPurchase(models.TransientModel):
+    _name = 'rma_add_purchase'
+    _description = 'Wizard to add rma lines'
+
+    @api.model
+    def default_get(self, fields):
+        res = super(RmaAddPurchase, self).default_get(fields)
+        rma_obj = self.env['rma.order']
+        rma_id = self.env.context['active_ids'] or []
+        active_model = self.env.context['active_model']
+        if not rma_id:
+            return res
+        assert active_model == 'rma.order', 'Bad context propagation'
+
+        rma = rma_obj.browse(rma_id)
+        res['rma_id'] = rma.id
+        res['partner_id'] = rma.partner_id.id
+        res['purchase_id'] = False
+        res['purchase_line_ids'] = False
+        return res
+
+    rma_id = fields.Many2one(
+        comodel_name='rma.order', string='RMA Order', readonly=True)
+    partner_id = fields.Many2one(
+        comodel_name='res.partner', string='Partner', readonly=True)
+    purchase_id = fields.Many2one(
+        comodel_name='purchase.order', string='Order')
+    purchase_line_ids = fields.Many2many(
+        comodel_name='purchase.order.line',
+        relation='rma_add_purchase_add_line_rel',
+        column1='rma_add_purchase_id', column2='purchase_line_id',
+        readonly=False, string='Purchase Order Lines')
+
+    def _prepare_rma_line_from_po_line(self, line):
+        if self.env.context.get('customer'):
+            operation = line.product_id.rma_customer_operation_id or \
+                line.product_id.categ_id.rma_customer_operation_id
+        else:
+            operation = line.product_id.rma_supplier_operation_id or \
+                line.product_id.categ_id.rma_supplier_operation_id
+        if not operation:
+            operation = self.env['rma.operation'].search(
+                [('type', '=', self.rma_id.type)], limit=1)
+            if not operation:
+                raise ValidationError(_("Please define an operation first"))
+        if not operation.in_route_id or not operation.out_route_id:
+            route = self.env['stock.location.route'].search(
+                [('rma_selectable', '=', True)], limit=1)
+            if not route:
+                raise ValidationError(_("Please define a rma route."))
+        if not operation.in_warehouse_id or not operation.out_warehouse_id:
+            warehouse = self.env['stock.warehouse'].search(
+                [('company_id', '=', self.rma_id.company_id.id),
+                 ('lot_rma_id', '!=', False)], limit=1)
+            if not warehouse:
+                raise ValidationError(_("Please define a warehouse with a "
+                                        "default rma location."))
+        data = {
+            'partner_id': self.partner_id.id,
+            'purchase_order_line_id': line.id,
+            'product_id': line.product_id.id,
+            'origin': line.order_id.name,
+            'uom_id': line.product_uom.id,
+            'operation_id': operation.id,
+            'product_qty': line.product_qty,
+            'price_unit': line.currency_id._convert(
+                line.price_unit, line.currency_id,
+                self.env.user.company_id, fields.Date.today(), round=False),
+            'rma_id': self.rma_id.id,
+            'in_route_id': operation.in_route_id.id or route,
+            'out_route_id': operation.out_route_id.id or route,
+            'receipt_policy': operation.receipt_policy,
+            'location_id': (operation.location_id.id or
+                            operation.in_warehouse_id.lot_rma_id.id or
+                            warehouse.lot_rma_id.id),
+            'refund_policy': operation.refund_policy,
+            'delivery_policy': operation.delivery_policy,
+            'in_warehouse_id': operation.in_warehouse_id.id or warehouse.id,
+            'out_warehouse_id': operation.out_warehouse_id.id or warehouse.id,
+        }
+        return data
+
+    @api.model
+    def _get_rma_data(self):
+        data = {
+            'date_rma': fields.Datetime.now(),
+        }
+        return data
+
+    @api.model
+    def _get_existing_purchase_lines(self):
+        existing_purchase_lines = []
+        for rma_line in self.rma_id.rma_line_ids:
+            existing_purchase_lines.append(rma_line.purchase_order_line_id)
+        return existing_purchase_lines
+
+    @api.multi
+    def add_lines(self):
+        rma_line_obj = self.env['rma.order.line']
+        existing_purchase_lines = self._get_existing_purchase_lines()
+        for line in self.purchase_line_ids:
+            # Load a PO line only once
+            if line not in existing_purchase_lines:
+                data = self._prepare_rma_line_from_po_line(line)
+                rma_line_obj.create(data)
+        rma = self.rma_id
+        data_rma = self._get_rma_data()
+        rma.write(data_rma)
+        return {'type': 'ir.actions.act_window_close'}
diff --git a/rma_purchase/wizards/rma_add_purchase.xml b/rma_purchase/wizards/rma_add_purchase.xml
new file mode 100644
index 00000000..e3337989
--- /dev/null
+++ b/rma_purchase/wizards/rma_add_purchase.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0"?>
+
+<odoo>
+    <record id="view_rma_add_purchase" model="ir.ui.view">
+        <field name="name">rma.add.purchase</field>
+        <field name="model">rma_add_purchase</field>
+        <field name="arch" type="xml">
+            <form string="Select Purchase Order from customer">
+                <group>
+                    <field name="partner_id"
+                           domain="[('customer','=',True)]"
+                           string="Customer"/>
+                </group>
+                <separator string="Select Purchase Order from customer"/>
+                <group>
+                    <field name="purchase_id"
+                           domain="[
+                           ('partner_id','=',partner_id), (('state','not in',['draft','cancel']))]"
+                            context="{'partner_id': partner_id}"/>
+                </group>
+                <separator string="Select Purchase Order Lines to Add"/>
+                <field name="purchase_line_ids"
+                       domain="[('order_id', '=', purchase_id)]"
+                       string="Purchase Order Lines">
+                    <tree string="Purchase Order Lines">
+                        <field name="order_id"/>
+                        <field name="name"/>
+                        <field name="partner_id" string="Vendor" />
+                        <field name="product_id"/>
+                        <field name="price_unit"/>
+                        <field name="product_qty"/>
+                        <field name="product_uom" groups="uom.group_uom"/>
+                        <field name="price_subtotal" widget="monetary"/>
+                        <field name="date_planned"  widget="date"/>
+                    </tree>
+                </field>
+                <footer>
+                    <button
+                            string="Confirm"
+                            name="add_lines" type="object"
+                            class="oe_highlight"/>
+                    or
+                    <button name="action_cancel"
+                            string="Cancel" class="oe_link" special="cancel"/>
+                </footer>
+            </form>
+        </field>
+    </record>
+
+    <record id="action_rma_add_purchase" model="ir.actions.act_window">
+        <field name="name">Add Purchase Order</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">rma_add_purchase</field>
+        <field name="src_model">rma.order</field>
+        <field name="view_type">form</field>
+        <field name="view_mode">form</field>
+        <field name="target">new</field>
+        <field name="view_id" ref="view_rma_add_purchase"/>
+        <field name="groups_id" eval="[(4, ref('rma.group_rma_customer_user')), (4, ref('rma.group_rma_customer_user'))]"/>
+    </record>
+
+    <record id="view_rma_add_purchase_button_form" model="ir.ui.view">
+        <field name="name">rma.order.line.supplier.form</field>
+        <field name="model">rma.order</field>
+        <field name="inherit_id" ref="rma.view_rma_supplier_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//header" position="inside">
+                <button name="%(action_rma_add_purchase)d"
+                        string="Add From Purchase Order"
+                        type="action"/>
+            </xpath>
+        </field>
+    </record>
+</odoo>
diff --git a/rma_purchase/wizards/rma_make_picking.py b/rma_purchase/wizards/rma_make_picking.py
new file mode 100644
index 00000000..42d440f7
--- /dev/null
+++ b/rma_purchase/wizards/rma_make_picking.py
@@ -0,0 +1,38 @@
+# © 2017 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (https://www.gnu.org/licenses/lgpl.html)
+
+from odoo import api, fields, models
+
+
+class RmaMakePicking(models.TransientModel):
+    _inherit = 'rma_make_picking.wizard'
+
+    @api.returns('rma.order.line')
+    def _prepare_item(self, line):
+        res = super(RmaMakePicking, self)._prepare_item(line)
+        res['purchase_order_line_id'] = line.purchase_order_line_id.id
+        return res
+
+    @api.model
+    def _get_action(self, pickings, procurements):
+        po_list = []
+        for procurement in procurements:
+            if procurement.purchase_id and \
+                    procurement.purchase_id.id:
+                po_list.append(procurement.purchase_id.id)
+        if len(po_list):
+            action = self.env.ref('purchase.purchase_rfq')
+            result = action.read()[0]
+            result['domain'] = [('id', 'in', po_list)]
+            return result
+        else:
+            action = super(RmaMakePicking, self)._get_action(pickings,
+                                                             procurements)
+            return action
+
+
+class RmaMakePickingItem(models.TransientModel):
+    _inherit = "rma_make_picking.wizard.item"
+
+    purchase_order_line_id = fields.Many2one('purchase.order.line',
+                                             string='Purchase Line')
diff --git a/rma_purchase/wizards/rma_order_line_make_purchase_order.py b/rma_purchase/wizards/rma_order_line_make_purchase_order.py
new file mode 100644
index 00000000..cd34a4f1
--- /dev/null
+++ b/rma_purchase/wizards/rma_order_line_make_purchase_order.py
@@ -0,0 +1,143 @@
+# Copyright 2018 Eficent Business and IT Consulting Services S.L.
+# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl-3.0).
+
+import odoo.addons.decimal_precision as dp
+from odoo import fields, models, api, _, exceptions
+from odoo.tools import DEFAULT_SERVER_DATETIME_FORMAT as DF
+from datetime import datetime
+
+
+class RmaLineMakePurchaseOrder(models.TransientModel):
+    _name = "rma.order.line.make.purchase.order"
+    _description = "Make Purchases Order from RMA Line"
+
+    partner_id = fields.Many2one(
+        comodel_name='res.partner', string='Supplier', required=False,
+        domain=[('supplier', '=', True)], readonly=1)
+    item_ids = fields.One2many(
+        comodel_name='rma.order.line.make.purchase.order.item',
+        inverse_name='wiz_id', string='Items')
+    purchase_order_id = fields.Many2one(
+        comodel_name='purchase.order', string='Purchases Order',
+        required=False, domain=[('state', '=', 'draft')])
+
+    @api.model
+    def _prepare_item(self, line):
+        return {
+            'line_id': line.id,
+            'rma_line_id': line.id,
+            'product_id': line.product_id.id,
+            'name': line.product_id.name,
+            'product_qty': line.qty_to_purchase,
+            'rma_id': line.rma_id.id,
+            'product_uom_id': line.uom_id.id,
+        }
+
+    @api.model
+    def default_get(self, fields):
+        res = super(RmaLineMakePurchaseOrder, self).default_get(
+            fields)
+        rma_line_obj = self.env['rma.order.line']
+        rma_line_ids = self.env.context['active_ids'] or []
+        active_model = self.env.context['active_model']
+
+        if not rma_line_ids:
+            return res
+        assert active_model == 'rma.order.line', 'Bad context propagation'
+
+        items = []
+        lines = rma_line_obj.browse(rma_line_ids)
+        for line in lines:
+            items.append([0, 0, self._prepare_item(line)])
+        suppliers = lines.mapped('partner_id')
+        if len(suppliers) == 1:
+            res['partner_id'] = suppliers.id
+        else:
+            raise exceptions.Warning(
+                _('Only RMA lines from the same partner can be processed at '
+                  'the same time'))
+        res['item_ids'] = items
+        return res
+
+    @api.model
+    def _prepare_purchase_order(self, item):
+        if not self.partner_id:
+            raise exceptions.Warning(
+                _('Enter a supplier.'))
+        supplier = self.partner_id
+        data = {
+            'origin': '',
+            'partner_id': supplier.id,
+            'company_id': item.line_id.company_id.id,
+        }
+        return data
+
+    @api.model
+    def _prepare_purchase_order_line(self, po, item):
+        product = item.product_id
+        vals = {
+            'name': product.name,
+            'order_id': po.id,
+            'product_id': product.id,
+            'price_unit': item.line_id.price_unit,
+            'date_planned': datetime.today().strftime(DF),
+            'product_uom': product.uom_po_id.id,
+            'product_qty': item.product_qty,
+            'rma_line_id': item.line_id.id
+        }
+        if item.free_of_charge:
+            vals['price_unit'] = 0.0
+        return vals
+
+    @api.multi
+    def create_purchase_order(self):
+        res = []
+        purchase_obj = self.env['purchase.order']
+        po_line_obj = self.env['purchase.order.line']
+
+        for item in self.item_ids:
+            if item.product_qty <= 0.0:
+                raise exceptions.Warning(
+                    _('Enter a positive quantity.'))
+
+            purchase = self.purchase_order_id
+            if not purchase:
+                po_data = self._prepare_purchase_order(item)
+                purchase = purchase_obj.create(po_data)
+
+            po_line_data = self._prepare_purchase_order_line(purchase, item)
+            po_line_obj.create(po_line_data)
+            res.append(purchase.id)
+
+        return {
+            'domain': "[('id','in', ["+','.join(map(str, res))+"])]",
+            'name': _('Request for Quotation'),
+            'view_type': 'form',
+            'view_mode': 'tree,form',
+            'res_model': 'purchase.order',
+            'view_id': False,
+            'context': False,
+            'type': 'ir.actions.act_window'
+        }
+
+
+class RmaLineMakePurchaseOrderItem(models.TransientModel):
+    _name = "rma.order.line.make.purchase.order.item"
+    _description = "RMA Line Make Purchase Order Item"
+
+    wiz_id = fields.Many2one(
+        comodel_name='rma.order.line.make.purchase.order', string='Wizard')
+    line_id = fields.Many2one(
+        comodel_name='rma.order.line', string='RMA Line')
+    rma_id = fields.Many2one(
+        comodel_name='rma.order', related='line_id.rma_id',
+        string='RMA Order')
+    product_id = fields.Many2one(
+        comodel_name='product.product', string='Product')
+    name = fields.Char(string='Description')
+    product_qty = fields.Float(
+        string='Quantity to purchase',
+        digits=dp.get_precision('Product Unit of Measure'),)
+    product_uom_id = fields.Many2one(
+        comodel_name='uom.uom', string='UoM')
+    free_of_charge = fields.Boolean(string='Free of Charge')
diff --git a/rma_purchase/wizards/rma_order_line_make_purchase_order_view.xml b/rma_purchase/wizards/rma_order_line_make_purchase_order_view.xml
new file mode 100644
index 00000000..af9af097
--- /dev/null
+++ b/rma_purchase/wizards/rma_order_line_make_purchase_order_view.xml
@@ -0,0 +1,61 @@
+<?xml version="1.0"?>
+<odoo>
+    <record id="view_rma_order_line_make_purchase_order" model="ir.ui.view">
+        <field name="name">RMA Line Make Purchase Order</field>
+        <field name="model">rma.order.line.make.purchase.order</field>
+        <field name="type">form</field>
+        <field name="arch" type="xml">
+             <form string="Create Quotation" create="false" edit="false">
+                 <separator string="Existing Quotation to update:"/>
+                 <newline/>
+                 <group>
+                    <field name="purchase_order_id"
+                        domain="[('partner_id','=',partner_id)]"
+                        context="{'partner_id': partner_id}"/>
+                 </group>
+                 <newline/>
+                 <separator
+                         string="New Purchases Order details:"/>
+                 <newline/>
+                 <group>
+                     <field name="partner_id"/>
+                 </group>
+                 <newline/>
+                 <group>
+                     <field name="item_ids" nolabel="1" colspan="2">
+                          <tree string="Details" editable="bottom" create="false">
+                              <field name="line_id"
+                                   options="{'no_open': true}"/>
+                              <field name="product_id"/>
+                              <field name="name"/>
+                              <field name="product_qty"/>
+                              <field name="product_uom_id"
+                                     groups="uom.group_uom"/>
+                              <field name="free_of_charge"/>
+                          </tree>
+                     </field>
+                 </group>
+                 <newline/>
+                 <footer colspan="2">
+                     <button name="create_purchase_order"
+                             string="Create RFQ" type="object"
+                             class="oe_highlight"/>
+                     <button special="cancel" string="Cancel" class="oe_link"/>
+                 </footer>
+            </form>
+        </field>
+    </record>
+
+    <record id="action_rma_order_line_make_purchase_order"
+            model="ir.actions.act_window">
+        <field name="name">Create RFQ</field>
+        <field name="type">ir.actions.act_window</field>
+        <field name="res_model">rma.order.line.make.purchase.order</field>
+        <field name="view_type">form</field>
+        <field name="view_mode">form</field>
+        <field name="view_id" ref="view_rma_order_line_make_purchase_order"/>
+        <field name="target">new</field>
+    </record>
+
+</odoo>
+