Awdurdod annibynnol y Deyrnas Unedig a sefydlwyd i gynnal hawliau gwybodaeth er budd y cyhoedd, annog cyrff cyhoeddus i fod yn agored a hybu preifatrwydd data i unigolion.

View a full list of all our privacy and electronic communications guidance: 


View a full list of all our freedom of information and Environmental Information Regulations guidance:


View a full list of all our Data Protection Act 1998 guidance: 

DPA 1998

Please note: The following information has not been updated since the Data Protection Act 2018 became law. Although there may be some subtle differences between the guidance on this page and guidance reflecting the new law – we still consider the information useful.