Working Party on Brakes and Running Gear (GRRF)
Reports to WP.29

At the June 2018 WP.29 session, GRRF was reconstituted as the Working Party on Automated Vehicles (GRVA). Tyres, couplings, and other responsibilities not related to vehicle handling and automation have been transferred to other working parties. As a result, the planned GRRF September session will be the first GRVA session.

The Working Party on Braking and Running Gear (GRRF) prepares proposals for consideration by the World Forum/WP.29 concerning primary safety systems such as vehicle braking, steering, and chassis systems that enable drivers to avoid accidents. In this regard, the GRRF supervises various informal working groups developing regulatory provisions related to these primary vehicle handling systems, including not only on motor vehicles but also vehicle trailers.

GRRF regularly gathers more than 100 specialists in active safety systems from government agencies and non-governmental organizations around the world to deliberate on regulatory proposals before the accredited government delegations decide whether to pass the proposals on to the World Forum.

GRRF usually convenes during February and September.

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Documents 2015
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29 Jan 2015 Proposal to amend the draft LKAS amendment to UN Regulation No. 79 GRRF-79-04
3 Feb 2015 Revised proposal to delete ESC and BAS provisions from UN R13-H GRRF-79-05
3 Feb 2015 Proposal to amend the draft new regulation on brake-assist systems GRRF-79-06
3 Feb 2015 Proposal to amend the draft new regulation on electronic stability controls GRRF-79-07
3 Feb 2015 Proposal to amend the draft new regulation on tyre installation GRRF-79-08
3 Feb 2015 Proposal for amendments to UN Regulation No. 64 GRRF-79-09
3 Feb 2015 Proposal for a Regulation on Tyre Pressure Monitoring Systems GRRF-79-10
5 Feb 2015 Correction to the proposal to introduce requirements for replacement brake discs for motorcycles GRRF-79-11
6 Feb 2015 Proposal for amendments to Regulation No. 90 GRRF/2014/23/Rev.1
9 Feb 2015 Proposal for amendment to Regulation No. 78 GRRF-79-12
10 Feb 2015 Running order of the provisional agenda for the 79th GRRF session GRRF-79-01
10 Feb 2015 Amendments to document ECE/TRANS/WP.29/GRRF/2014/23/Rev.1 GRRF-79-13
10 Feb 2015 Information on mandatory fitting of advance safety systems in Japan GRRF-79-14
11 Feb 2015 Proposal for amendments to Annex 5 in R.E.3 concerning Remote Controlled Parking (RCP) GRRF-79-15
11 Feb 2015 Proposal for amendments to Supplement 2 to the 03 series of amendments to Regulation No. 78 GRRF-79-16
11 Feb 2015 Proposal for amendment No. 3 to Global Technical Regulation No. 3 GRRF-79-17
11 Feb 2015 Proposal for the 04 series of amendments of UN Regulation No. 78 GRRF-79-18
12 Feb 2015 Proposal for Supplement 8 to the 02 series of amendments to Regulation No. 117 GRRF-79-19
12 Feb 2015 Proposal for amendment to ECE/TRANS/WP.29/GRRF/2015/8 GRRF-79-21
12 Feb 2015 Highlights of the ITS workshop in Brussels (17–18 November 2014) GRRF-79-22
13 Feb 2015 Comments on the transitional provisions to Regulation No. 64 GRRF-79-20/Rev.1
16 Feb 2015 Proposal to establish an informal working group on Automatically Commanded Steering Function GRRF-79-23
16 Feb 2015 Report on the status of work on electro-hydraulic braking systems GRRF-79-24
16 Feb 2015 General information and hightlights relevant to the GRRF from the 164th WP.29 session GRRF-79-25
16 Feb 2015 Updated provisional agenda for the 79th GRRF session GRRF-79-26
16 Feb 2015 Proposal to modify the draft amendments to UN Regulation No. 109 GRRF-79-27
17 Feb 2015 Proposal to modify the draft amendments to UN Regulation No. 109 GRRF-79-28
17 Feb 2015 Proposal of Automated Driving from Ad-hoc group on LKAS/RCP GRRF-79-29
17 Feb 2015 Presentation of the proposed amendments to Regulation No. 90 GRRF-79-30
18 Feb 2015 Guidance to GRs concerning Automated Driving Technology GRRF-79-31
18 Feb 2015 Proposal for amendments to Regulation No. 106 GRRF-79-32
18 Feb 2015 Proposal for amendments to Regulation No. 117 GRRF-79-33
18 Feb 2015 Proposal for amendments to Regulation No. 109 GRRF-79-34
18 Feb 2015 Proposal to remove ESC and BAS provisions from UN Regulation 13-H GRRF-79-05/Rev.1
19 Feb 2015 European Commission study on tyre use GRRF-79-35
19 Feb 2015 Update for GRRF on the status of the International Whole Vehicle Type Approval project GRRF-79-37
19 Feb 2015 Proposal to remove ESC and BAS provisions from UN Regulation 13-H GRRF-79-05/Rev.2
20 Feb 2015 Overview of tests included in GTR No. 16 GRRF-79-36
24 Feb 2015 CLEPA position on draft guidance document concerning automated driving technologies GRRF-79-31/Add.1
24 Apr 2015 Report of the GRRF on its 79th session GRRF/79
24 Jun 2015 Annotated provisional agenda for the 80th GRRF session GRRF/2015/16
20 Jul 2015 Proposal for an amendment to Regulation No. 130 GRRF/2015/17
21 Jul 2015 Addendum to the provisional agenda for the 80th GRRF session GRRF/2015/16/Add.1
21 Jul 2015 Proposal for an amendment to Regulation No. 131 GRRF/2015/18
21 Jul 2015 Proposal of Supplements to Regulation No. 13 and No. 13-H GRRF/2015/19
21 Jul 2015 Proposal of Supplements to Regulation No. 13 and No. 13-H GRRF/2015/20
21 Jul 2015 Proposal for Supplement 5 to the 01 series of amendments to Regulation No. 55 GRRF/2015/34
21 Jul 2015 Proposal for amendments to Regulation No. 55 GRRF/2015/35
21 Jul 2015 Proposal for Supplement [5] to the 01 series of amendments to Regulation No. 55 GRRF/2015/36
21 Jul 2015 Proposal for an amendment to Regulation No. 78 GRRF/2015/21
21 Jul 2015 Proposal for an amendment of Regulation No. 78 GRRF/2015/41
21 Jul 2015 Proposal of Supplement 3 to the 03 series of amendments to Regulation No. 78 GRRF/2015/42
21 Jul 2015 Proposal for an amendment to Regulation No. 79 GRRF/2015/43
21 Jul 2015 Proposal for an amendment of Global Technical Regulation No. 3 GRRF/2015/40
21 Jul 2015 Proposal for amendments to Regulation No. 90 GRRF/2014/23/Rev.2
21 Jul 2015 Proposal for amendments to Regulation No. 90 GRRF/2015/22
21 Jul 2015 Proposal for amendments to the 02 series of amendments to Regulation No. 30 GRRF/2015/23
21 Jul 2015 Proposal for an amendment the 02 series of amendments to Regulation No. 30 GRRF/2015/24
21 Jul 2015 Proposal for amendments to Regulation No. 30 GRRF/2015/25
21 Jul 2015 Proposal for an amendment to Regulation No. 54 GRRF/2015/26
21 Jul 2015 Proposal for amendment to Regulation No. 54 and Regulation No. 117 GRRF/2015/27
21 Jul 2015 Proposal for an amendment to Regulation No. 54 GRRF/2015/38
21 Jul 2015 Proposal for amendments to Regulation No. 54 GRRF/2015/28
21 Jul 2015 Proposal for amendments to Regulation No. 54 GRRF/2015/29
21 Jul 2015 Proposal for amendments to Regulation No. 75 GRRF/2015/30
21 Jul 2015 Proposal for amendments to Regulation No. 106 GRRF/2015/31
21 Jul 2015 Proposal for an amendment to Regulation No. 109 GRRF/2015/39
21 Jul 2015 Proposal for amendments to Regulation No. 117 GRRF/2015/32
21 Jul 2015 Proposal for amendment to Regulation No. 13-H GRRF/2015/33
21 Jul 2015 Proposal for amendment to Regulation No. 79 GRRF/2015/37
6 Aug 2015 Running order of the provisional agenda of the 80th GRRF session GRRF-80-01
19 Aug 2015 Proposal for an amendment to Regulation No. 89 GRRF/2015/44
2 Sep 2015 Proposal for revised Terms of Reference for the informal working group on Automatically Commanded Steering Functions GRRF-80-03
2 Sep 2015 Draft Amendment to GTR No. 16 GRRF-80-04
2 Sep 2015 Minutes of the meeting on 25-26 June 2015 concerning phase I-B and II amendments to the GTR on Tyres GRRF-80-05
8 Sep 2015 Proposal for amendments to UN Regulation No. 13-H GRRF-80-06
11 Sep 2015 Amendments to Regulations No. 30, 54 and 117 GRRF-80-07
11 Sep 2015 Proposal to amend the draft LKAS amendment to UN Regulation No. 79 GRRF-80-08
11 Sep 2015 Proposal for amendments to ECE/TRANS/WP.29/GRRF/2015/23 GRRF-80-09
14 Sep 2015 Proposal for amendments to document GRRF/2015/27 (Regulation No. 54) GRRF-80-10
14 Sep 2015 Proposal for corrigendum to Regulation No. 13 GRRF-80-11
14 Sep 2015 Proposal for amendments to Regulations No. 90 GRRF-80-12
14 Sep 2015 IMMA comments on the proposed motorcycle ABS braking changes (Documents GRRF/2015/40 and 41) GRRF-80-13
14 Sep 2015 General information and highlights of relevance to the GRRF from the March and June 2015 sessions of WP.29 GRRF-80-14
15 Sep 2015 Proposal for amendments to document GRRF/2015/38 concerning UN Regulation No. 54 GRRF-80-15
15 Sep 2015 Proposal for amendments to document GRRF/2015/39 concerning UN Regulation No. 109 GRRF-80-16
15 Sep 2015 Proposal for an amendment to Regulation No. 54 GRRF-80-17
15 Sep 2015 Remote Control Parking (RCP): A safe and comfortable parking solution GRRF-80-18
15 Sep 2015 Amendment proposal for documents GRRF/2015/40 and /41 (GTR 3 and UN R78 on motorcycle braking) GRRF-80-19
15 Sep 2015 Draft final report for the proposed Amendment 1 to GTR No. 16 GRRF-80-20
15 Sep 2015 Proposal for amendments to Part 1 of GTR No. 16 GRRF-80-21
16 Sep 2015 Consolidated and updated agenda for the 80th GRRF session GRRF-80-02
17 Sep 2015 Proposal for amendments to the Statement of technical rationale and justification part of GTR No. 16 GRRF-80-22
17 Sep 2015 UN Regulation No. 131: Automatic Emergency Braking System (AEBS) sensor mounting position GRRF-80-23
17 Sep 2015 Proposal for amendments to Regulation No. 78 GRRF-80-24
17 Sep 2015 Proposal for amendments to GTR No. 3 GRRF-80-25
17 Sep 2015 Proposal for amendments to GRRF/2014/13 and GRRF-79-08 GRRF-80-26
17 Sep 2015 Summary of the proposal to clarify trailer requirements under UN Regulation Nos. 13 and 13-H GRRF-80-27
17 Sep 2015 Status report from the informal working group on Modular Vehicle Combinations GRRF-80-28
17 Sep 2015 Proposal for a Supplement to the 01 series of amendments to Regulation No. 55 GRRF-80-29
19 Sep 2015 Proposal for Supplement 03 to the 02 series of amendments to Regulation No. 90 GRRF-80-37
19 Sep 2015 Proposal for amendments to Regulation No. 131 GRRF-80-30
19 Sep 2015 Presentation of the proposal for replacement motorcycle brake components under UN R90 GRRF-80-31
20 Sep 2015 Draft Regulation on Tyre Installation GRRF-80-36
20 Sep 2015 Status report of the ACSF informal working group GRRF-80-38
20 Sep 2015 Proposal for amendments to ECE/TRANS/WP.29/GRRF/2015/33 GRRF-80-32
21 Sep 2015 Proposal for a new Annex 23 in Regulation No. 13 GRRF-80-39
21 Sep 2015 Draft (stand alone) Regulation on TPMS GRRF-80-34
21 Sep 2015 Proposal for UN Regulation No. 64 without its TPMS provisions GRRF-80-35
21 Sep 2015 Presentation on motorcycle emergency stopping signal GRRF-80-33
25 Sep 2015 Consolidated revision of GRRF/2015/43 including amendments as agreed by GRRF GRRF-80-40
25 Sep 2015 Consolidated revision of document GRRF/2015/35 including amendments as agreed by GRRF GRRF-80-41
29 Sep 2015 Report to GRRF on the status of the International Whole Vehicle Type Approval (IWVTA) system GRRF-80-42
6 Nov 2015 Report of the GRRF on its 80th session GRRF/80
10 Nov 2015 Provisional agenda for the 81st GRRF session GRRF/2016/1
24 Nov 2015 Proposal for an amendment to Global Technical Regulation No. 16 GRRF/2016/2
24 Nov 2015 Proposal for the Technical Report on the development of Amendment 1 to Global Technical Regulation No. 16 GRRF/2016/3
24 Nov 2015 Proposal for an amendment to Regulation No. 64 GRRF/2016/4
24 Nov 2015 Proposal for a separate UN Regulation on tyre-pressure monitoring systems GRRF/2016/5
24 Nov 2015 Proposal for amendments to Regulation No. 13-H GRRF/2016/6
24 Nov 2015 Proposal for a new Regulation on Brake Assist Systems GRRF/2016/7
24 Nov 2015 Proposal for a new Regulation on Electronic Stability Control GRRF/2016/8
24 Nov 2015 Regulation on uniform provisions concerning the approval of motor vehicles with regard to the installation of their tyres GRRF/2016/9
24 Nov 2015 Proposal for an amendment to Regulation No. 13-H GRRF/2016/10
25 Nov 2015 Annotated provisional agenda for the 81st GRRF session GRRF/2016/1/Add.1
25 Nov 2015 Proposal for amendments to Regulation No. 30 GRRF/2016/11
25 Nov 2015 Proposal for a supplement to Regulation No. 78 GRRF/2016/23
25 Nov 2015 Proposal for a Supplement to the 02 series of amendments to Regulation No. 90 GRRF/2016/18
25 Nov 2015 Proposal for an amendment to Regulation No. 90 GRRF/2016/22
25 Nov 2015 Proposal for amendment to Regulation No. 54 and Regulation No. 117 GRRF/2016/12
25 Nov 2015 Proposal for amendments to Regulation No. 54 GRRF/2016/13
25 Nov 2015 Proposal for amendment to Regulation No. 54 GRRF/2016/16
25 Nov 2015 Proposal for amendment to Regulation No. 54 GRRF/2016/17
25 Nov 2015 Proposal for amendments to Regulation No. 117 GRRF/2016/14
25 Nov 2015 Proposal for an amendment to Regulation No. 79 GRRF/2016/20
25 Nov 2015 Proposal for amendments to Regulation No. 13 GRRF/2016/19
25 Nov 2015 Proposal for an amendment to Regulation No. 89 GRRF/2016/21
26 Nov 2015 Proposal for amendments to Regulation No. 106 GRRF/2016/15
10 Dec 2015 Draft text with change markup of Amendment 1 to GTR No. 16 GRRF-81-02