WP.29/2021/123
UN R134: Proposal for Supplement 4 to the original version
Source(s)
Date
1 Sep 2021
Status
Adopted
Subject
Impact
Original text | Supplement 4
Meeting(s)

Proposal from GRSP to to allow alternative test methods for heavy duty vehicles in order to improve applicability of the requirements to vehicles of categories M2, M3, N2 and N3..

Downloads
UNECE server
Related documents
GRSP/2021/12
UN R134: Proposal for Supplement 4 and Supplement 1 to the 01 series of amendments (Superseded)
GRSP-69-22/Rev.2
UN R134: Proposal for Supplement 4 to the original version and Supplement 1 to the 01 series of amendments (Superseded)
GRSP-69-31
UN R134: Comments on GRSP/2021/12 and GRSP-69-22
New and Upcoming
System Pages
Regulations
Working Groups
GlobalAutoRegs
© 2026 GlobalAutoRegs