Qualifying local authorities are also required to have regard to guidance issued by the Welsh Ministers about exercising the general power of competence to do anything for a commercial purpose.
Mae hefyd yn ofynnol i awdurdodau lleol cymwys ystyried canllawiau a gyhoeddir gan Weinidogion Cymru ynghylch arfer y pŵer cymhwysedd cyffredinol i wneud unrhyw beth at ddiben masnachol.