diff --git a/sponsorship_switzerland/models/__init__.py b/sponsorship_switzerland/models/__init__.py
index 8f4b8641f..6744cf284 100644
--- a/sponsorship_switzerland/models/__init__.py
+++ b/sponsorship_switzerland/models/__init__.py
@@ -11,3 +11,4 @@
 
 from . import contracts
 from . import account_invoice
+from . import res_partner_category
diff --git a/sponsorship_switzerland/models/contracts.py b/sponsorship_switzerland/models/contracts.py
index 1d4461101..d317d11c7 100644
--- a/sponsorship_switzerland/models/contracts.py
+++ b/sponsorship_switzerland/models/contracts.py
@@ -10,7 +10,7 @@
 ##############################################################################
 
 import logging
-from openerp import api, models, fields
+from openerp import api, models, fields, _
 
 logger = logging.getLogger(__name__)
 
@@ -75,6 +75,21 @@ def reactivate_contract(self):
         super(RecurringContracts, self).reactivate_contract()
         self._auto_reconcile()
 
+    @api.onchange('child_id')
+    def onchange_child_id(self):
+        res = super(RecurringContracts, self).onchange_child_id()
+        warn_categories = self.correspondant_id.category_id.filtered(
+            'warn_sponsorship')
+        if warn_categories:
+            cat_names = warn_categories.mapped('name')
+            return {
+                'warning': {
+                    'title': _('The sponsor has special categories'),
+                    'message': ', '.join(cat_names)
+                }
+            }
+        return res
+
     ##########################################################################
     #                            WORKFLOW METHODS                            #
     ##########################################################################
diff --git a/sponsorship_switzerland/models/res_partner_category.py b/sponsorship_switzerland/models/res_partner_category.py
new file mode 100644
index 000000000..7f7f36ba3
--- /dev/null
+++ b/sponsorship_switzerland/models/res_partner_category.py
@@ -0,0 +1,21 @@
+# -*- encoding: utf-8 -*-
+##############################################################################
+#
+#    Copyright (C) 2016 Compassion CH (http://www.compassion.ch)
+#    Releasing children from poverty in Jesus' name
+#    @author: Emanuel Cino <ecino@compassion.ch>
+#
+#    The licence is in the file __openerp__.py
+#
+##############################################################################
+
+from openerp import models, fields
+
+
+class ResPartnerCategory(models.Model):
+    """
+    Warn user when making a sponsorship for sponsor that has a category.
+    """
+    _inherit = 'res.partner.category'
+
+    warn_sponsorship = fields.Boolean()
diff --git a/sponsorship_switzerland/views/res_partner_view.xml b/sponsorship_switzerland/views/res_partner_view.xml
index d9ec00f3b..49acf43f1 100644
--- a/sponsorship_switzerland/views/res_partner_view.xml
+++ b/sponsorship_switzerland/views/res_partner_view.xml
@@ -17,5 +17,16 @@
                 </button>
             </field>
         </record>
+
+        <record id="view_partner_category_form" model="ir.ui.view">
+            <field name="name">Partner Tags</field>
+            <field name="model">res.partner.category</field>
+            <field name="inherit_id" ref="base.view_partner_category_form"/>
+            <field name="arch" type="xml">
+                <field name="active" position="after">
+                    <field name="warn_sponsorship"/>
+                </field>
+            </field>
+        </record>
     </data>
 </openerp>
\ No newline at end of file