A substitute contract (as specified by paragraph 32 of Schedule 12) is a type of contract that arises after a converted contract ends.
Mae contract newydd sy’n cymryd lle contract arall (fel y pennir gan baragraff 32 o Atodlen 12) yn fath o gontract sy’n dod i rym ar ôl i gontract wedi’i drosi ddod i ben.