These requests are scrutinised by the Welsh Government’s Chief Social Research Officer and – if approved – are governed by Data Access Agreements issued by the Welsh Government.
Creffir ar y ceisiadau hyn gan Brif Ystadegydd Llywodraeth Cymru ac – os cânt eu cymeradwyo – cânt eu llywodraethu gan Gytundebau Mynediad at Ddata a gyhoeddir gan Lywodraeth Cymru.