Proposal for Supplement 4 to Regulation No. 122
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Proposal to exempt all heaters located outside the passenger compartment and using water as a transfer medium from the requirements of the annexes on air quality and temperature. The current text only exempts combustion heaters.

Reference Number: GRSG/2017/19
Origin: France
Date: 14 July 2017
Proposal Status: Superseded
Related Documents:
GRSG-112-10 | Proposal for Supplement 4 to the original version of Regulation No. 122
WP.29/2018/27 | UN R122: Proposal for Supplement 4
Discussion(s):
Working Party on General Safety | Session 113 | 10-13 Oct 2017

52. The expert from France introduced ECE/TRANS/WP.29/GRSG/2017/19, proposing an amendment to UN Regulation No. 122 on the application of the annexes for heaters located outside the passenger compartment and using water as the transfer medium. GRSG adopted the proposal and requested the secretariat to submit it to WP.29 and AC.1 as draft Supplement 4 to UN Regulation No. 122 for consideration at their March 2018 sessions.