WPS and contractor: responsibilities to check goods, services or works have been satisfactorily completed and correct invoices have been submitted are unaffected by the presence of a PBA.
Ni fydd CBP yn effeithio ar gyfrifoldebau i gadarnhau bod y nwyddau, gwasanaethau neu waith wedi’i gwblhau’n foddhaol a bod yr anfonebau cywir wedi’u cyflwyno.