The arrangements may be brought to an end by agreement between DWP and WG and will be reviewed at the request of either party.
Gall y trefniadau gael eu dirwyn i ben drwy gytundeb rhwng Llywodraeth Cymru a'r Adran Gwaith a Phensiynau a chânt eu hadolygu ar gais y naill barti neu'r llall.