This approval takes effect on 23 November 2022 and supersedes the previous approvals which took effect from the 30 April 2015, 31 July 2014 and 2 October 2014.
Daw’r gymeradwyaeth hon i rym ar 23 Tachwedd 2022 ac mae’n disodli’r cymeradwyaethau blaenorol a oedd mewn grym o 30 Ebrill 2015, 31 Gorffennaf 2014 a 2 Hydref 2014.