United Kingdom of Great Britain and Northern Ireland
20 Mar 2025 UN R154: Request for review and/or approval (UK, OICA, Japan, and EC) GRPE-92-06 2025-03-20 Review on the possible direction (1) new series of amendment (2)single series structure UK OICA Japan EC
20 Mar 2025 UN R154: Proposal for series of amendments (OICA, UK, Switzerland, Sweden, Korea, Japan, EC, and Germany) GRPE-92-09 2025-03-20 OICA UK Switzerland Sweden Korea Japan EC Germany
17 Oct 2025 UN R154: Proposal for new series of amendment (excluding Level 1C) (EC, Japan, OICA, and UK) GRPE-93-29 2025-10-17 EC Japan OICA UK
17 Oct 2025 UN R154: Proposal for new series of amendments (including Level 1C) (EC, OICA, and UK) GRPE-93-30/Rev.1 2025-10-17 EC OICA UK
16 Oct 2025 UN R154: Explanatory document of the proposals for amendments (OICA, UK, Japan, and EC) GRPE-93-31/Rev.2 2025-10-16 OICA UK Japan EC
16 Mar 2025 UN R154: Proposal for new series of amendments (Japan, Korea, OICA, Sweden, Switzerland, UK, and EC) WLTP-AH-04-05 2025-03-16 Draft proposal to align the Regulation with the latest regional requirements (e.g., Euro 7) as submitted to GRPE (Informal document GRPE-92-09e). Japan Korea OICA Sweden Switzerland UK EC