Polisi Llywodraeth Cymru ar Reoli a Gwaredu Gwastraff Ymbelydrol Uwch ei Actifedd (Mai 2015) a gwaredu gwastraff ymbelydrol uwch ei actifedd yn Ddaearyddol: Trafodaethau cymuendol a phrosesau lleoli (Rhagfyr 2015)
The Welsh Government Policy on the Management and Disposal of Higher Activity Radioactive Waste (May 2015) and the Geological disposal of higher activity radioactive waste: Community engagement and siting processes (December 2015)