BS 7671 Amendment 4

BS 7671 18th Edition Amendment 4 is now open for public comment, the deadline to comment is the 3rd of November 2023.

If you would like to comment on Amendment 4 now is your chance to have your say, to comment you will need to register on the BSI Standards Development Portal.

Once published, the Requirements for Electrical Installations IET Wiring Regulations version will likely be BS 7671:2018+A4:2026.

The Draft for Public Comment (DPC) of BS 7671 Amendment 4 is split across 4 sections.

• BS 7671 Amendment 4, Section 1
• BS 7671 Amendment 4, Section 2
• BS 7671 Amendment 4, Section 3
• BS 7671 Amendment 4, Section 4

Section 2 includes Part 5 to the end of Section 709 (pages 176 to 340).

Section 3 includes Section 710 to the end of Appendix 3, (pages 341 to 498).

Section 4 includes Appendix 4 to End, (pages 499 to 768).