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IRIC safety alert

Safety Information Message – SIM2202

Published on 10 March 2022

From: Health Facilities Scotland

SIM2202 - The Institution of Engineering (IET) and BSI to publish Amendment 2 (2022) to BS 7671:2018 (IET Wiring Regulations) on 28 March 2022



The Institution of Engineering and Technology (IET) and BSI, have signed off the content for Amendment 2 to BS 7671:2018 (18th Edition of the IET Wiring Regulations), which introduces a new requirement for Arc Fault Detection Devices (AFDDs), updated requirements for the fire safety design for buildings and a new chapter on Prosumer’s Low Voltage Electrical Installations.

Amendment 2 comes into effect immediately when published on 28th March 2022 and the previous version, BS 7671:2018+A1:2020, will be withdrawn six months later.

This essential update to the IET Wiring Regulations will form the national standard to which all new electrical installations and additions, and alterations to existing electrical installations in the UK are to comply. The IET and BSI are now urging all electrical professionals to ensure they become familiar with the changes.

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