BS 7671 A4:2026 current edition; A3:2024 withdrawn
A4:2026 current; A2:2022+A3:2024 withdrawn 15 October 2026observed
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| Scope | BSI: previous version valid six months after A4 release and withdrawn 15 October 2026; IET allowed work to either edition during that transition. Identity/status receipt only; does not establish licensed clauses or a project's contractual edition. |
| As of | 2026 |
| Source | BSI Knowledge, BS 7671:2018+A4:2026 (15 Apr 2026); IET, Ensure you are up to date with BS 7671 · BSI article: previous version will be officially withdrawn on 15 October 2026 |
| Review | checking…review by 2027-04-16 · standard cadence |
| Recorded changes | last 2026-10-19 |
| Claim id | uk-bs7671-amendment4-transition |
Where the guide uses it
Not quoted in a chapter yet; it is kept in the curated register.
← Full numbers register — every date-stamped figure in the guide, with revision history.