GAR | WP.29/2026/38

Latest Documents (25 past week)

Upcoming Meetings

Regulatory Changes World Forum and subsidiary bodies WP.29 Regulations

Vehicle System Pages

WP.29 Meeting Calendar WP.29 Participants Join GAR Contact GAR

WP.29/2026/38

Engine fire suppression: Proposal for a new UN Regulation

Source(s)

Date

18 Dec 2025

Status

Adopted

Subject

UN R181 ADR vehicle fire suppression

Impact

Original text

Meeting(s)

WP.29 | Session 198 | 9-13 Mar

Agenda item 4.13.3. Proposal for a new UN Regulation No. [181] on Engine Fire Suppression Systems

Proposal for a new UN Regulation on the type approval of vehicles and systems with regard to fire suppression systems designed to reduce the risk of Boiling Liquid Expanding Vapor Explosions (BLEVE) to support the fitment of such systems to vehicles transporting dangerous goods (ADR vehicles). Japan abstained from the vote to adopt.

Downloads

UNECE server

Related documents

Excerpts from session reports

WP.29 | Session 198 | 9-13 Mar

72. The secretary of GRSG presented draft new UN Regulation No. [181] on Engine Fire Suppression Systems (WP.29/2026/38) to improve safety of vehicles carrying dangerous goods equipped with internal combustion engines, draft new UN Regulation No. [182] on Driver Drowsiness and Attention Warning system (WP.29/2026/39) to reduced fatigue related crashes and new UN Regulation No. [183] on Advanced Driver Distraction Warning system (WP.29/2026/40) to reduce accidents related to driver distraction.

73. The World Forum considered the above draft UN Regulations under agenda items 4.13.3. to 4.13.5. and recommended their submission to AC.1 for voting.

With 35 of the 0 Contracting Parties applying UN R181 present and voting, AC.1 adopted document WP.29/2026/38 by a vote of 34 in favor, 0 opposed, with 1 abstaining.