Proof of self-employed earnings – ideally this will be a copy of accounts, letter from their accountant or their latest Self-Assessment Tax Return including unique tax reference (UTR) number.
Prawf o enillion hunangyflogedig – yn ddelfrydol dylid darparu copi o gyfrifon, llythyr gan eu cyfrifydd neu eu Ffurflen Dreth Hunanasesu ddiweddaraf gan gynnwys rhif cyfeirnod treth unigryw (UTR).