Ar ôl adran 116 o Ddeddf 1972 mewnosoder—

“116AMembers of local authorities in Wales not to be appointed as officers

A member of a local authority in Wales is disqualified for being appointed or elected by that authority to any paid office other than the office of chairman, vice-chairman, or in the case of a local authority operating executive arrangements which involve a leader and cabinet executive, the office of executive leader, member of the executive or assistant to the executive.”