An original award letter of Child Benefit or Child Tax Credit or Working Tax Credit or Universal Credit award letter (not less than three months old and stating the name of the child/children);
Dylai gael ei dalu'n awtomatig drwy Bensiwn y Wladwriaeth neu fudd-dal nawdd cymdeithasol arall (nid Budd-dal Tai, Gostyngiadau’r Dreth Gyngor, Budd-dal Plant na'r Credyd Cynhwysol).