AIEW Member Electrical Product Catalogue Issue 19 SPECIAL SELECTION 18th Edition of the IET Wiring Regulations Order Code Description IET WIRING REGS 18TH ED IET Wiring Regulations 18th Edition - Requirements for Electrical Installations IET ON SITE GUIDE 18TH ED IET Wiring Regulations 18th Edition - On-site Guide IET GUIDANCE NOTE 3 18TH IET Wiring Regulations 18th Edition - Guidance Note 3 Inspection & Testing BS 7671:2018 Requirements for Electrical Installations issued on 2nd July 2018 and came into effect on 1st January 2019. Installations designed after 31st December 2018 have to comply with BS 7671:2018. The Regulations apply to the design, erection and verification of electrical installations, also additions and alterations to existing installations. Existing installations that have been installed in accordance with earlier editions of the Regulations may not comply with this edition in every respect. This does not necessarily mean that they are unsafe for continued use or require upgrading. Additional titles for publication this year - ask your AIEW Wholesaler for details.