Validation Once the data had been provided to Welsh Government, it was validated against a set of rules and schools were given a two week period to review and amend the data as necessary.
Caiff deddfwriaeth ei newid o dro i dro a bydd gofyn i chi gydymffurfio ag unrhyw newidiadau i’r cynllun ar ôl i Lywodraeth Cymru roi gwybod ichi amdanynt.