GRVA agreed to consider a proposal tabled by the experts from the European Association of Automotive Suppliers (CLEPA) and International Organization of Motor Vehicle Manufacturers (OICA), aimed at enabling the use of a park lock type system as an alternative to a friction type parking braking system to fulfil the static requirements of UN Regulations Nos. 13 and 13-H.
| GRVA-21-10/Rev.1 | Park lock device approval | |
| GRVA/2025/13 | UN R13: Proposal for amendments | |
| GRVA/2025/14 | UN R13-H: Proposal for amendments |
GRVA agreed to resume consideration of a proposal for amendments to UN Regulation No. 13 aimed to insert requirements for the approval of e-trailers, tabled by the experts from CLEPA, the International Association of the Body and Trailer Building Industry (CLCCR) and OICA.
| GRVA-21-12 | UN R13: Proposal to amend document GRVA/2025/15 | |
| GRVA-21-41 | UN R13 amendment for e-axles and self-propelled trailers | |
| GRVA/2025/15 | UN R13: Proposal for amendments |
GRVA agreed to resume consideration of a proposal tabled by the expert from the European Association of Automotive Suppliers (CLEPA) to resolve the problem of decreasing trailer brake performance caused by brake pads and linings “falling asleep”.
| GRVA-21-59 | UN R13: Proposal to amend diagrams in document GRVA/2025/16 | |
| GRVA/2025/16 | UN R13: Proposal for amendments |
GRVA may wish to review amendments to UN Regulations Nos. 13, 13-H, 139 or 140, if available.
| GRVA-21-49 | UN R13: Proposal for amendments to the 14 series of amendments | |
| GRVA-21-50 | UN R13: Proposal for amendments to the 14 series of amendments | |
| GRVA-21-52 | UN R13 and R13-H: Comments on documents GRVA/2025/18 and GRVA/2025/19 |