UN R134: Proposal for Supplement 4 and Supplement 1 to the 01 series of amendments
Reference Number: GRSP/2021/12
Proposes alternative test methods for heavy duty vehicles in order to improve applicability of the requirements to vehicles of categories M2, M3, N2 and N3.
UN R134: Proposal for Supplement 4 to the original version and Supplement 1 to the 01 series of amendments
Reference Number: GRSP-69-22/Rev.2
Revised proposal 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, superseding GRSP/2021/12.