This, together with charities relief, is one of the very few places where relief may be claimed by joint buyers, one of whom would not usually be entitled to relief.
Hwn, ynghyd â rhyddhad elusennau, yw un o’r ychydig leoedd lle gellir hawlio rhyddhad gan brynwyr ar y cyd, y byddai un ohonynt heb hawl fel arfer i gael rhyddhad.