I'r cyhoedd
-
Due to changes made by the Data (Use and Access) Act, this guidance is under review and may be subject to change. The tudalen Cynlluniau ar gyfer canllawiau newydd a diwygiedig will tell you about which guidance will be updated and when this will happen.
Rhagor o wybodaeth am eich hawliau diogelu data a’ch hawliau gwybodaeth gan gynnwys sut i wneud cais testun am weld gwybodaeth, sut i wneud cais rhyddid gwybodaeth, CCTV cartref a diogelu data, amddiffyn eich hun rhag marchnata niwsans a mwy.