Section 5(5) provides that the validity of anything done under or in reliance on the regulations is not affected by the fact that the regulations have ceased to have effect.
Mae adran 5(5) yn darparu nad yw’r ffaith bod y rheoliadau wedi peidio â chael effaith yn effeithio ar ddilysrwydd unrhyw beth a wnaed o dan y rheoliadau neu drwy ddibynnu arnynt.