Mae Llywodraeth Cymru wedi cyflwyno Tystiolaeth Ysgrifenedig i'r Comisiwn sy'n cael ei gadeirio gan yr Arglwydd Thomas o  Gwmgïedd. Tystiolaeth sy'n rhoi trosolwg yw hon a bydd rhai o'r Gweinidogion yn cyflwyno papurau tystiolaeth atodol manylach ar faterion penodol o fewn cylch gwaith y Comisiwn maes o law
The Welsh Government has submitted Written Evidence to the Commission chaired by Lord Thomas of Cwmgiedd. This is in the nature of an overview submission, and various of my Ministerial colleagues will, in due course, be submitting more detailed supplementary evidence papers on specific matters within the Commission’s remit.