WelTAG 2022 introduces a proportionate approach to appraisal through three levels of detail – WelTAG lite, WelTAG standard and WelTAG plus.
Mae WelTAG 2022 yn cyflwyno dull arfarnu cymesur drwy dair lefel o fanylder, WelTAG Byr, WelTAG Safonol a WelTAG Manwl.