UN Regulation No. 55
Mechanical Coupling Components

Uniform Provisions Concerning the Approval of Mechanical Coupling Components of Combinations of Vehicles

Series of Amendments and Supplements
Revisions and Amendments
Forty-six Contracting Parties
Related groups: ACV, GRRF, GRSG, MVC, R55, and TFAC
Latest Documents
4 Sep 2020
UN R55: Proposal for Supplement 9 to the 01 series of amendments | WP.29/2020/132
2020-09-04 2020-09-24
29 Aug 2020
UN R55: Proposal for Supplement 1 to the 02 series of amendments | WP.29/2020/103
2020-08-29 2020-08-29
17 Jul 2020
GRSG items for formalization under silence procedure | GRSG-118-38
2020-07-17 2020-09-25
15 Jul 2020
UN R55 : Proposal for Supplement 1 to the 02 series of amendments | GRSG-118-35
2020-07-15 2020-07-15
22 Jan 2020
UN R55: Proposal for Supplement 9 to the 01 series of amendments and for the 02 series of amendments | GRSG/2020/8
2020-01-22 2020-08-29
A total of 450 documents are available. See more
Upcoming Meetings
World Forum for the Harmonization of Vehicle Regulations | Session 182 | 9-13 Nov
Informal Group on Amendments to UN R55.01 | Session 14 |