IET Guidance Note 8: Earthing & Bonding, 6th Edition

The IET Guidance Note 8 provides guidance on protection against electric shock through earthing and bonding, referencing both BS 7671 and key elements of BS 7430 (Code of Practice for Earthing). It is intended for professionals involved in specifying, designing, installing, or verifying electrical installations.

Fully updated to BS 7671 (18th Edition Amendment 4:2026), this edition covers system types, functional and protective bonding, including sizing requirements, and updates relevant to highway power supplies and street furniture.

It serves as a practical reference for ensuring earthing and bonding practices are applied safely and in compliance with current standards.

Expected by: 08 June 2026