diff --git a/address.py b/address.py
index 1437dc7373..05e5991228 100644
--- a/address.py
+++ b/address.py
@@ -352,22 +352,25 @@ ${COUNTRY}"""
         cls._get_format_cache.clear()
 
     @classmethod
-    def validate(cls, formats):
-        super(AddressFormat, cls).validate(formats)
-        for format_ in formats:
-            format_.check_format()
+    def validate_fields(cls, formats, field_names):
+        super().validate_fields(formats, field_names)
+        cls.check_format(formats, field_names)
 
-    def check_format(self):
+    @classmethod
+    def check_format(cls, formats, field_names=None):
         pool = Pool()
         Address = pool.get('party.address')
+        if field_names and 'format_' not in field_names:
+            return
         address = Address()
-        try:
-            Template(self.format_).substitute(
-                **address._get_address_substitutions())
-        except Exception as exception:
-            raise InvalidFormat(gettext('party.invalid_format',
-                    format=self.format_,
-                    exception=exception)) from exception
+        substitutions = address._get_address_substitutions()
+        for format_ in formats:
+            try:
+                Template(format_.format_).substitute(**substitutions)
+            except Exception as exception:
+                raise InvalidFormat(gettext('party.invalid_format',
+                        format=format_.format_,
+                        exception=exception)) from exception
 
     @classmethod
     def get_format(cls, address, pattern=None):
diff --git a/configuration.py b/configuration.py
index eb9d7a8984..0906209dde 100644
--- a/configuration.py
+++ b/configuration.py
@@ -65,13 +65,15 @@ class Configuration(ModelSingleton, ModelSQL, ModelView, MultiValueMixin):
         ModelView._fields_view_get_cache.clear()
 
     @classmethod
-    def validate(cls, records):
-        super().validate(records)
-        cls(1).check_identifier_types()
+    def validate_fields(cls, records, field_names):
+        super().validate_fields(records, field_names)
+        cls(1).check_identifier_types(field_names)
 
-    def check_identifier_types(self):
+    def check_identifier_types(self, field_names=None):
         pool = Pool()
         Identifier = pool.get('party.identifier')
+        if field_names and 'identifier_types' not in field_names:
+            return
         if self.identifier_types:
             identifier_types = [None, ''] + list(self.identifier_types)
             identifiers = Identifier.search([
diff --git a/contact_mechanism.py b/contact_mechanism.py
index 76caef0309..b0edd9bc04 100644
--- a/contact_mechanism.py
+++ b/contact_mechanism.py
@@ -262,18 +262,23 @@ class ContactMechanism(
         cls._format_values(all_mechanisms)
 
     @classmethod
-    def validate(cls, mechanisms):
-        super(ContactMechanism, cls).validate(mechanisms)
-        for mechanism in mechanisms:
-            mechanism.check_valid_phonenumber()
+    def validate_fields(cls, mechanisms, field_names):
+        super().validate_fields(mechanisms, field_names)
+        cls.check_valid_phonenumber(mechanisms, field_names)
 
-    def check_valid_phonenumber(self):
-        if not phonenumbers or self.type not in _PHONE_TYPES:
+    @classmethod
+    def check_valid_phonenumber(cls, mechanisms, field_names=None):
+        if field_names and not (field_names & {'type', 'value'}):
             return
-        if not self._parse_phonenumber(self.value):
-            raise InvalidPhoneNumber(
-                gettext('party.msg_invalid_phone_number',
-                    phone=self.value, party=self.party.rec_name))
+        if not phonenumbers:
+            return
+        for mechanism in mechanisms:
+            if mechanism.type not in _PHONE_TYPES:
+                continue
+            if not mechanism._parse_phonenumber(mechanism.value):
+                raise InvalidPhoneNumber(
+                    gettext('party.msg_invalid_phone_number',
+                        phone=mechanism.value, party=mechanism.party.rec_name))
 
     @classmethod
     def usages(cls, _fields=None):