BS 7671 Amendment 4: Free Downloads

Professional resources for the Orange Book transition. Checklists, quick-reference cards, posters, and templates — designed for field use.

Compliance Checklist

PDF, 2 pages

All 12 confirmed changes in one practical checklist. Audit your current practices against Amendment 4 requirements.

PDF, A5, 2 pages

Pocket-sized A5 summary of all changes, roles affected, key dates, and calculator QR codes.

PDF, 1 page

Cable sizing with PoE correction factors. Indicative derating table for IEEE 802.3bt Types 1-4 with bundle sizes.

PDF, 1 page

Chapter 57 specific installation checklist. Location restrictions, thermal runaway, isolation, labelling.

PDF, 2 pages

Section 710 supplementary bonding resistance test schedule template. Group 0/1/2 classifications.

PDF, A3 landscape

Printable A3 transition timeline from January to December 2026. Monthly milestones, key dates.

PDF, A3 landscape

All 12 changes side by side: what was in the Brown Book vs what's in the Orange Book.

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Join the free 5-day email course — each day covers a major change with calculator links and practical guidance.

ECalPro's cable sizing calculator now includes PoE derating fields for BS 7671 Section 716. Try it free.