I note there is already a well understood mechanism for the delegation of powers in respect of listed building consents, based on the professional skills within local authorities.
Nodaf fod mecanwaith cyfarwydd eisoes ar gyfer dirprwyo pwerau mewn perthynas â chydsyniadau adeiladau rhestredig yn seiliedig ar y sgiliau proffesiynol a geir mewn awdurdodau lleol.