The group will demonstrate high standards of corporate and personal conduct and will be asked to subscribe to the 'Code of conduct for board members of public bodies'.
Bydd aelodau'r grŵp yn dangos safonau uchel o ymddygiad corfforaethol a phersonol a bydd disgwyl iddynt gydymffurfio â'r cod ymddygiad ar gyfer aelodau bwrdd cyrff cyhoeddus.