Rôl y Bwrdd yw darparu arweinyddiaeth effeithiol, diffinio a datblygu cyfeiriad strategol a gosod amcanion heriol, hybu safonau uchel o ran cyllid cyhoeddus, a chynnal egwyddorion rheoleidd-dra, priodoldeb a gwerth am arian. Mae'r Bwrdd yn gyfrifol am fonitro perfformiad HCC, gan sicrhau ei fod yn cyrraedd y nodau, yr amcanion a'r targedau perfformiad a nodir yn y cynlluniau corfforaethol a busnes.
The role of the Board is to provide effective leadership, defining and developing strategic direction and setting challenging objectives, promoting high standards of public finance, and upholding the principles of regularity, propriety and value for money. The Board is responsible for monitoring HCC’s performance, ensuring that it meets the aims, objectives and performance targets set out in the corporate and business plans.