Only a handful of its provisions came into force at that time, since secondary legislation was needed to support the Act before it could be generally brought into effect.
Dim ond llond llaw o’i darpariaethau a ddaeth i rym bryd hynny, gan fod angen is-ddeddfwriaeth i gefnogi’r Ddeddf cyn bod modd ei rhoi ar waith yn gyffredinol.