This statutory instrument identifies specific models of fireplaces that are exempt from the smoke control requirements established under the Clean Air Act 1956. The document is issued by the government of Great Britain to provide legal clarity for local authorities and homeowners regarding compliant heating appliances. It serves as a regulatory framework to balance air quality standards with the practical necessity of domestic heating in designated smoke control zones.

Legal professionals and local government officials utilize this text as a primary reference for verifying compliance with environmental statutes. Readers frequently note the technical and highly specific nature of the prose, which is intended for administrative and regulatory application rather than general interest.