You should also check with the local fire authority, usually the County Council, to see what 'on-going' fire precautions legislation will apply when the building is in use.
Awdurdodau lleol sy’n gyfrifol am sicrhau eu bod yn cydymffurfio â’r ddeddfwriaeth diogelwch tân sydd mewn grym ar unrhyw adeg benodol.