Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and/or to adhesion on wet surfaces and/or to rolling resistance

Related groups: GRB, GRBP, GRRF, STD, TFST, and WT
UN R117 | Revision 2 (2011)
15 Sep 2011 2011-10-17 17:26:05 UTC 2 02 series of amendments 01 series of amendments | Corrigendum 2 01 series of amendments | Corrigendum 3 02 series of amendments | Corrigendum 1 02 series of amendments | Corrigendum 2 02 series of amendments | Corrigendum 3
UN R117 | Revision 2 | Amendment 3 (2013)
27 Nov 2013 2014-09-20 14:50:38 UTC 2 3 02 series of amendments | Supplement 3
UN R117 | Revision 3 (2014)
24 Feb 2014 2014-03-04 18:25:37 UTC 3 02 series of amendments | Supplement 1 02 series of amendments | Supplement 2 02 series of amendments | Supplement 4 Based upon the adopted proposal: WP.29/2013/55

Based upon a proposal from the ETRTO and the UK, this text was adopted by the Working Party on Noise (GRB) at its 57th session to update noise test-track requirements from ISO 19844:1994 to ISO 10844:2011 and incorporate transitional provisions to allow repaving of existing, non-compliant test tracks with the ISO 10844:2011 standards.

02 series of amendments | Supplement 3
UN R117 | Revision 3 | Amendment 1 (2014)
24 Jun 2014 2014-09-20 14:46:00 UTC 3 1 02 series of amendments | Supplement 5 Based upon the adopted proposal: WP.29/2013/59

Text as adopted by the Working Party on Brakes and Running Gear (GRRF) at its 74th session based upon a European Tyre and Rim Technical Organisation (ETRTO) proposal to amend the snow test method for C3 tyres in order to prescribe the wider of the possible speed ranges (document GRRF/2012/19). Please note that this proposal was adopted at the November 2013 (161st) WP.29 session as Supplement 5, having originally been proposed as Supplement 4 during the June session.

UN R117 | Revision 3 | Amendment 2 (2014)
17 Oct 2014 2014-10-21 15:39:25 UTC 3 2 02 series of amendments | Supplement 6 Based upon the adopted proposal: WP.29/2013/66

Text as adopted by the Working Party on Brakes and Running Gear (GRRF) at its 75th session based upon a proposal by the European Commission, France and ETRTO to introduce wet grip provisions and testing procedures for tyres of categories C2 and C3.

UN R117 | Revision 3 | Amendment 3 (2015)
9 Nov 2015 2015-11-23 17:04:00 UTC 3 3 02 series of amendments | Supplement 7 Based upon the adopted proposal: WP.29/2015/5

Proposal as approved by the GRB to introduce a “Deceleration Calculator” (dω/dt) for use in the UN R117 test procedures. This procedure was developed by Russia and validated by an ad hoc group (including NAMI, UTAC, and ETRTO). This proposal also includes clarifications concerning snow tire markings approved by the GRRF during its 78th session.

UN R117 | Revision 3 | Amendment 4 (2016)
5 Feb 2016 2016-02-11 12:51:21 UTC 3 4 02 series of amendments | Supplement 8 Based upon the adopted proposal: WP.29/2015/65

Proposal for a new time measurement accuracy for instrumentation involved in the rolling resistance method (Annex 6 of the UN Regulation) and to restore transitional provisions incorrectly deleted by Supplement 6 to the 02 series of amendments. The proposal also updates the test-track references to the recently published ISO 10844:2014.

UN R117 | Revision 3 | Corrigendum 1 (2014)
8 May 2014 2014-05-23 13:53:10 UTC 3 1 02 series of amendments | Corrigendum 4
UN R117 | Revision 3 | Corrigendum 2 (2014)
8 May 2014 2014-05-23 13:54:59 UTC 3 2 02 series of amendments | Corrigendum 5
UN R117 | Revision 4 (2016)
16 Feb 2016 2016-07-09 20:58:06 UTC 4 02 series of amendments | Supplement 5 Based upon the adopted proposal: WP.29/2013/59

Text as adopted by the Working Party on Brakes and Running Gear (GRRF) at its 74th session based upon a European Tyre and Rim Technical Organisation (ETRTO) proposal to amend the snow test method for C3 tyres in order to prescribe the wider of the possible speed ranges (document GRRF/2012/19). Please note that this proposal was adopted at the November 2013 (161st) WP.29 session as Supplement 5, having originally been proposed as Supplement 4 during the June session.

02 series of amendments | Supplement 6 Based upon the adopted proposal: WP.29/2013/66

Text as adopted by the Working Party on Brakes and Running Gear (GRRF) at its 75th session based upon a proposal by the European Commission, France and ETRTO to introduce wet grip provisions and testing procedures for tyres of categories C2 and C3.

02 series of amendments | Supplement 7 Based upon the adopted proposal: WP.29/2015/5

Proposal as approved by the GRB to introduce a “Deceleration Calculator” (dω/dt) for use in the UN R117 test procedures. This procedure was developed by Russia and validated by an ad hoc group (including NAMI, UTAC, and ETRTO). This proposal also includes clarifications concerning snow tire markings approved by the GRRF during its 78th session.

02 series of amendments | Supplement 8 Based upon the adopted proposal: WP.29/2015/65

Proposal for a new time measurement accuracy for instrumentation involved in the rolling resistance method (Annex 6 of the UN Regulation) and to restore transitional provisions incorrectly deleted by Supplement 6 to the 02 series of amendments. The proposal also updates the test-track references to the recently published ISO 10844:2014.

UN R117 | Revision 4 | Amendment 1 (2017)
22 Feb 2017 2017-05-31 17:51:37 UTC 4 1 02 series of amendments | Supplement 9 Based upon the adopted proposal: WP.29/2016/60

Proposal to:
a) Align definitions and content with the other tyre regulations (UN Regulations Nos. 30, 54, 75 etc.);
b) Include a definition of “manufacturer” extracted from the resolution “R.E.3”;
c) Adopt a common definition and use of the terms “Manufacturer’s name”, “Brand name”, “Trademark”, “Trade description” and “Commercial name” and their links; and
d) Add information in the certificate to enable approval authorities to more easily understand the products the certificate addresses.

UN R117 | Revision 4 | Amendment 2 (2020)
29 Jan 2020 2020-02-19 17:11:00 UTC 4 2 02 series of amendments | Supplement 10 Based upon the adopted proposal: WP.29/2019/54

Proposal to

  1. correct a type in Annex 7- Appendix 2, Part 2, Paragraph 5 where the snow group index should read “1.00”, not “100” as appeared erroneously in the adopted text
  2. correct the text where the word “tyres” was inadvertently omitted from Paragraph 2.1.
  3. align the provisions of UN R117 regarding approval numbers and markings with the provisions of Schedule 4 to the revised 1958 Agreement.

UN R117: Revision 2-Amendment 1 (2012)
6 Dec 2012 2013-01-26 23:47:39 UTC 02 series of amendments | Supplement 1
UN R117: Revision 2-Amendment 2 (2013)
6 Aug 2013 2013-08-20 21:52:27 UTC 02 series of amendments | Supplement 2
Earlier texts may be available through the UN Official Document System.