You must keep all records and information you need to evidence you have provided complete and accurate information and have complied with your undertakings for 5 years.
5.8 Yn ddarostyngedig i unrhyw hawl i gadw taliadau arfaethedig, rhaid i chi gadarnhau bod eich cleient wedi cael yr holl wybodaeth berthnasol a chopi o'i ffeil ar gais.