Section 29A of the Factory and Machinery Act 1967 ; stipulate that no person shall manufacture, fabricate, test, instal, maintain, dismantle or repair any machinery which is prescribed unless a written authority has been issued by the chief inspector.
Regulation 5(1) of the Factory and Machinery (Steam Boiler and Unfired Pressure Vessel) 1970; stipulate that no person shall manufacturer or make or caused to be manufactured or made any steam boiler or unfired pressure vessel without the permission in writing of the chief inspector.