*These terms shall only be superseded by contractual terms and conditions stated in a separate written agreement when signed by the duly authorised signatories of both the Council and the Supplier.
*Dim ond drwy delerau ac amodau contractiol a nodir mewn cytundeb ysgrifenedig ar wahân y caiff y telerau hyn eu disodli pan gânt eu llofnodi gan lofnodwyr awdurdodedig y Cyngor a'r Cyflenwr.