The contract-holder has served a one months’ notice of their intention to leave their home (a contract-holder’s notice) but does not do so on the date specified.
Mae deiliad y contract wedi cyflwyno mis o rybudd o'i fwriad i adael ei gartref (hysbysiad deiliad contract) ond nid yw'n gwneud hynny ar y dyddiad a nodwyd.