Welsh Government advised that working with the MAG, it would need to establish core content and direction for a new plan by spring 2020.
Dywedodd Llywodraeth Cymru y byddai angen pennu cynnwys a chyfeiriad craidd ar gyfer y cynllun newydd erbyn y gwanwyn 2020, ar y cyd â Grŵp Cynghori’r Gweinidog.