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A summary of the TOP TEN major changes to BS 7671:2018+A4(2026) Requirements for Electrical Installations. IET Wiring Regulations, 18th Edition incorporating Amendment 4

by Neil Batchelor | Apr 28, 2026 | News

Introduction A new amendment to BS 7671 (the UK wiring rules) was published on 15th April 2026, which has brought about significant changes to the electrical industry by including new technologies such as Secondary Stationary Batteries, clarification regarding...

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