You may need to comply with this standard if you intend to carry out gasfitting work on consumer gas installations. Gas installations include any appliance, pipes, fittings or other apparatus installed or to be installed for or for purposes incidental to the conveyance, control, supply or use of gas.
This standard specifies minimum requirements for the materials, design, fabrication, testing, inspection, reports and pre-commissioning of piping subject to internal or external pressure.