Local authority planning committees must include councillors who are suitably trained to recognise when their authority is in breach of the regulations and have the confidence to voice their concerns.
Rhaid i bwyllgorau cynllunio awdurdodau lleol gynnwys cynghorwyr sydd wedi'u hyfforddi'n briodol i allu nodi pan fydd eu hawdurdod yn torri'r rheoliadau a bod ganddynt yr hyder i leisio eu pryderon.