Failure to produce documentation on demand can result in a Fixed Penalty Notice of £300 or prosecution where the maximum fine is £5000.
Gall methu â chyflwyno dogfennau pan ofynnir amdanynt arwain at Hysbysiad Cosb Benodedig o £300 neu erlyniad y mae’r ddirwy uchaf o £5000 yn gysylltiedig ag ef.