A set of checks on the content and format of the datasets is then carried out by Welsh Government and any amendments made by the contractor before the datasets are signed off.
Yna bydd cyfres o wiriadau ar gynnwys a fformat y setiau data'n cael eu cynnal gan Lywodraeth Cymru ac unrhyw newidiadau yn cael eu gwneud gan y contractiwr cyn i'r setiau data gael eu cymeradwyo.