Pa drafodaethau y mae'r Gweinidog wedi'u cael gydag awdurdodau lleol Lloegr am ffyrdd ar y ffin â Lloegr lle mae'r terfyn cyflymder o 20mya yn effeithio arnynt?
Wedi'i ateb gan Y Dirprwy Weinidog Newid Hinsawdd | Wedi'i ateb ar 15/09/2023
As part of the national implementation of the 20mph a ‘Borders’ working group was set up in August 2021. This involved regular meetings with both the English and Welsh border highway authorities regarding those settlements that would be affected by the change, and extensions of the 20mph speed limit into England were agreed where appropriate.