Requirements for Electrical Installations, IET Wiring Regulations, Eighteenth Edition, BS 7671:2018+A2:2022

The IET Wiring Regulations is the national standard for electrical installations in domestic, commercial and industrial settings. It is the essential standard for all those concerned with the design, installation, certification and maintenance of electrical installations. Amendment 2:2022 is a major update to BS 7671:2018.