WP.29/2020/23
UN R122: Proposal for Supplement 6

Proposal to add a missing footnote concerning the exemptions for heaters located outside the passenger compartment using water as a transfer medium and to clarify that it is not necessary to apply Annex 4 for the heat pump because the heat transfer fluid does not contain polluting air.

UNECE server
Excerpts from session reports
GRSG | Session 117 | 8-11 Oct 2019

57. The expert from CLEPA presented ECE/TRANS/WP.29/GRSG/2019/29 proposing the removal of Annex 4 tests for heat pumps.

58. GRSG adopted ECE/TRANS/WP.29/GRSG/2019/29 and requested the secretariat to submit it to WP.29 and AC.1 as draft supplement 06 to UN Regulation No. 122 for consideration at their March 2020 sessions.

WP.29 | Session 180 | 9-12 Mar 2020
With 38 of the 53 Contracting Parties applying UN R122 present and voting, AC.1 adopted document WP.29/2020/23 by a vote of 38 in favor, 0 opposed, with 0 abstaining.