At the most, only 6 months suspension (partial or full) would be possible and could be renewed up to 3 times in total (18 months in total).
Ar y mwyaf, dim ond gwaharddiad o chwe mis (rhannol neu lawn) fyddai’n bosibl a gellid ei adnewyddu hyd at gyfanswm o hyd at dair gwaith (18 mis i gyd).