5.4 You must ensure that you or, where individuals are acting on your behalf, those individuals involved in your business and/or agents do not:
5.4 Pan fyddwch wedi’ch awdurdodi gan fusnes neu sefydliad i gyflwyno Hawliadau neu unrhyw ffurflenni eraill ar ran y busnes neu’r sefydliad hwnnw rhaid ichi: