UN Regulation No. 9
Three-Wheeled Cycle Noise

Uniform Provisions Concerning the Approval of Category L2, L4 and L5 Vehicles with Regard to Noise

Series of Amendments and Supplements
Revisions and Amendments
Thirty Contracting Parties
Related groups: GRB and GRBP
Latest Documents
20 Dec 2019
UN R9: Proposal for Supplement 1 to the 08 series of amendment | WP.29/2020/2
2019-12-20 2020-03-16
16 Jul 2019
UN R9: Proposal for a Supplement to the 08 series of amendments | GRBP/2019/23
2019-07-16 2019-12-20
8 Jul 2019
UN R9: Proposal for a Supplement to the 08 series of amendments | GRBP/2019/22
2019-07-08 2019-12-20
23 Jan 2019
UN R9: ASEP for L5 vehicles with CVT/AT: background information to GRB-69-14 | GRB-69-16
2019-01-23 2019-01-24
23 Jan 2019
UN R9: Proposal for amendments to the draft 08 series of amendments | GRB-69-14
2019-01-23 2019-07-08
A total of 43 documents are available. See more