diff --git a/mangopay/fields.py b/mangopay/fields.py
index 2df96fc..8a16270 100644
--- a/mangopay/fields.py
+++ b/mangopay/fields.py
@@ -12,7 +12,8 @@
     ScopeBlocked, BrowserInfo, Shipping, CurrentState, FallbackReason, InstantPayout, CountryAuthorizationData, \
     PayinsLinked, ConversionRate, CardInfo, LocalAccountDetails, InternationalAccountDetails, \
     VirtualAccountCapabilities, PaymentRef, PendingUserAction, LegalRepresentative, IndividualRecipient, \
-    BusinessRecipient, RecipientPropertySchema, IndividualRecipientPropertySchema, BusinessRecipientPropertySchema
+    BusinessRecipient, RecipientPropertySchema, IndividualRecipientPropertySchema, BusinessRecipientPropertySchema, \
+    CompanyNumberValidation
 
 
 class FieldDescriptor(object):
@@ -1180,3 +1181,27 @@ def api_value(self, value):
             }
 
         return value
+
+
+class CompanyNumberValidationField(Field):
+    def python_value(self, value):
+        if value is not None:
+            return CompanyNumberValidation(company_number=value.get('CompanyNumber', None),
+                                           country_code=value.get('CountryCode', None),
+                                           is_valid=value.get('IsValid', None),
+                                           validation_rules=value.get('ValidationRules', None))
+
+        return value
+
+    def api_value(self, value):
+        value = super(CompanyNumberValidationField, self).api_value(value)
+
+        if isinstance(value, CompanyNumberValidation):
+            value = {
+                'CompanyNumber': value.company_number,
+                'CountryCode': value.country_code,
+                'IsValid': value.is_valid,
+                'ValidationRules': value.validation_rules
+            }
+
+        return value
diff --git a/mangopay/resources.py b/mangopay/resources.py
index 8bc7dd5..8570074 100644
--- a/mangopay/resources.py
+++ b/mangopay/resources.py
@@ -18,7 +18,7 @@
                      LocalAccountDetailsField, VirtualAccountCapabilitiesField, PaymentRefField, PendingUserActionField,
                      LegalRepresentativeField, IndividualRecipientField, BusinessRecipientField,
                      RecipientPropertySchemaField, IndividualRecipientPropertySchemaField,
-                     BusinessRecipientPropertySchemaField)
+                     BusinessRecipientPropertySchemaField, CompanyNumberValidationField)
 from .query import InsertQuery, UpdateQuery, SelectQuery, ActionQuery, DeleteQuery
 
 
@@ -2800,3 +2800,15 @@ def get(cls, country, currency, *args, **kwargs):
         kwargs['currency'] = currency
         select = SelectQuery(PayoutMethod, *args, **kwargs)
         return select.get("", *args, **kwargs)
+
+
+class UserDataFormatValidation(BaseModel):
+    company_number = CompanyNumberValidationField(api_name='CompanyNumber')
+
+    class Meta:
+        verbose_name = 'user_data_format_validation'
+        verbose_name_plural = 'user_data_format_validations'
+
+        url = {
+            InsertQuery.identifier: '/users/data-formats/validation'
+        }
diff --git a/mangopay/utils.py b/mangopay/utils.py
index 46e3dc5..48aff9e 100644
--- a/mangopay/utils.py
+++ b/mangopay/utils.py
@@ -1295,3 +1295,33 @@ def to_api_json(self):
             "BusinessName": self.business_name,
             "Address": self.address
         }
+
+
+@add_camelcase_aliases
+class CompanyNumberValidation(object):
+    def __init__(self, company_number=None, country_code=None, is_valid=None, validation_rules=None):
+        self.company_number = company_number
+        self.country_code = country_code
+        self.is_valid = is_valid
+        self.validation_rules = validation_rules
+
+    def __str__(self):
+        return 'CompanyNumberValidation: %s , %s, %s, %s' % \
+            (self.company_number, self.country_code, self.is_valid, self.validation_rules)
+
+    def __eq__(self, other):
+        if isinstance(other, CompanyNumberValidation):
+            stat = ((self.company_number == other.company_number) and
+                    (self.country_code == other.country_code) and
+                    (self.is_valid == other.is_valid) and
+                    (self.validation_rules == other.validation_rules))
+            return stat
+        return False
+
+    def to_api_json(self):
+        return {
+            "CompanyNumber": self.company_number,
+            "CountryCode": self.country_code,
+            "IsValid": self.is_valid,
+            "ValidationRules": self.validation_rules
+        }
diff --git a/tests/test_users.py b/tests/test_users.py
index 29783d9..d161784 100644
--- a/tests/test_users.py
+++ b/tests/test_users.py
@@ -8,8 +8,9 @@
 
 from mangopay.exceptions import APIError
 from mangopay.resources import (User, NaturalUser, Wallet,
-                                LegalUser, Transfer, Transaction, NaturalUserSca, LegalUserSca)
-from mangopay.utils import Money, Address
+                                LegalUser, Transfer, Transaction, NaturalUserSca, LegalUserSca,
+                                UserDataFormatValidation)
+from mangopay.utils import Money, Address, CompanyNumberValidation
 from tests import settings
 from tests.mocks import today, today_timestamp
 from tests.test_base import BaseTest, BaseTestLive
@@ -1000,3 +1001,15 @@ def test_users_GetTransactionsSca(self):
             self.assertTrue('PendingUserAction RedirectUrl' in ex.headers.get('www-authenticate'))
         except Exception as ex:
             self.assertTrue('PendingUserAction RedirectUrl' in ex.headers.get('www-authenticate'))
+
+    def test_validate_user_data_format(self):
+        validation = UserDataFormatValidation()
+        validation.company_number = CompanyNumberValidation(company_number='AB123456', country_code='IT')
+        result = validation.save()
+        self.assertIsNotNone(result['company_number'])
+
+        try:
+            validation.company_number = CompanyNumberValidation(company_number='123')
+            validation.save()
+        except APIError as e:
+            self.assertTrue("One or several required parameters are missing or incorrect" in e.content['Message'])