UN Regulation No. 122
Heating Systems

Uniform Provisions Concerning the Approval of Vehicles of Categories M, N, and O with regard to their Heating Systems

Series of Amendments and Supplements
Revisions and Amendments
Fifty-three Contracting Parties
Related groups: GRSG
Latest Documents
28 Dec 2019
UN R122: Proposal for Supplement 6 | WP.29/2020/23
2019-12-28 2020-03-11
25 Jul 2019
UN R122: Proposal for Supplement 6 | GRSG/2019/29
2019-07-25 2019-12-28
28 Mar 2019
UN R122: Proposal for amendments | GRSG-116-22
2019-03-28 2019-07-25
18 Dec 2018
UN R122: Proposal for Supplement 5 | WP.29/2019/15
2018-12-18 2018-12-18
11 Oct 2018
UN R122: Proposal for the 01 series of amendments | GRSG-115-21
2018-10-11 2018-12-18
A total of 15 documents are available. See more