Respect for the individual and privacy of gender history are of paramount importance and it is recommended that a Gender Recognition Certificate not be requested as proof of identity.
Mae parch tuag at yr unigolyn a phreifatrwydd hanes rhywedd yn hollbwysig ac argymhellir peidio â gofyn am Dystysgrif Cydnabod Rhywedd fel prawf adnabod.