The Building Act 1984 applies in England and Wales and is the United Kingdom statute under which the Building Regulations are made. The primary purpose of the act is to:

assist in the conservation of fuel and energy;

ensure the safety of those living in or working in or near buildings;

prevent undue waste and the misuse/contamination of water;

provide a method of controlling the Design, Build, Operation and Maintenance (DBOM) of buildings;

provide a mechanism for the inspection and maintenance of any service, fitting or equipment used; and

provide guidance on how services, fittings and equipment may be used.