If there is enough support, we will need to make changes to the existing experimental traffic regulation order (ETRO) before we can make them available.
Os oes digon o gefnogaeth, bydd angen i ni wneud newidiadau i'r Gorchymyn Rheoleiddio Traffig Arbrofol (GRhTA) presennol cyn y gallwn gyflwyno’r trwyddedau hyn.