IET 18th Ed Amd 4 "Ultimate Compliance" Suite (Orange Book, GN's 1-8, OSG & Build Regs)
The complete 2026 professional library.
 
Our most comprehensive "Orange Book" bundle, including BS 7671:2018+A4:2026, all eight Guidance Notes, the On-Site Guide, and Building Regulations. This "Ultimate Compliance" Suite is the gold standard for electrical contractors, firms, and consultancy offices. It provides the absolute definitive word on every aspect of electrical installation, from the legal requirements of the Building Regulations to the complex technicalities of the latest Amendment 4 updates.
 
What’s included in the Ultimate Suite:
IET Wiring Regulations Amendment 4 (The Orange Book)
On-Site Guide (Amd 4): The essential quick-reference for daily site work.
Complete Guidance Note Series (GN 1, 2, 3, 4, 5, 6, 7, & 8): In-depth technical guidance on everything from earthing to fire protection.
Electrician’s Guide to the Building Regulations: The bridge between electrical work and legal statutory requirements (Part P, L, F, etc.).
Premium Chapter Flags: A complete set of adhesive tabs to organise your new library for instant navigation.
 
Shipping & Availability: 
Due to the staggered publication dates of the Guidance Note series by the IET, this ultimate bundle will be dispatched in one single shipment in Mid July 2026. This ensures you receive the complete, finalised versions of every book in the set and allows us to offer the maximum bundle discount.
 
Why choose the Ultimate Suite? 
The Best Value: Significant savings compared to purchasing all 11 volumes individually. NICEIC/NAPIT Ready