IET 18th Ed Amd 4 "The Master Suite" (Orange Book + All Guidance Notes 1-8)
The complete technical authority for 2026.
 
The definitive 18th Edition Amendment 4 library, featuring the "Orange Book" and all eight official Guidance Notes. This "Master Suite" is a comprehensive package available for the BS 7671:2018+A4:2026 update. It is designed for electrical designers, consultants, and contractors who require the full depth of IET technical guidance to ensure total compliance across every aspect of electrical installation and safety.
 
What is included in this Master Suite?
IET Wiring Regulations Amendment 4 (The Orange Book): The mandatory new national standard for 2026.
The Full Guidance Note Series (1-8): GN1: Selection & Erection
GN2: Isolation & Switching
GN3: Inspection & Testing
GN4: Protection Against Fire
GN5: Protection Against Electric Shock
GN6: Protection Against Overcurrent
GN7: Special Locations
GN8: Earthing & Bonding
Docs-Store IET Wiriing Regulation Chapter Flags: Save time during onsite testing or timed exams. These durable tabs allow you to flip straight to the relevant Tables and Chapters in the Orange Book
 
Pre-Order & Shipping Notice: The IET is releasing these publications on a staggered schedule throughout the first half of 2026. To ensure you receive the most current versions in a single consolidated delivery (and to benefit from the full bundle discount), this complete set is scheduled for dispatch in July 2026, following the release of the final Guidance Note in the series.
 
Why this is the ultimate investment for 2026?
Total Coverage: From the new Chapter 57 (Battery Storage) to Section 716 (PoE), you will have every official word of guidance at your fingertips. Maximum Savings compared to purchasing these nine essential volumes individually.
 
Future-Proof Your Firm: Ensure your office library meets the mandatory requirements well before the October 2026 "hard cutoff" for the new standards.