UN R109 | Revision 1 | Amendment 2 (2017) | 7 Dec 2017 | 2018-05-04 11:57:00 UTC | 1 | 2 |
Original text | Supplement 8
Based upon the adopted proposal:
WP.29/2017/9
Proposal to amend Annex 7 and Annex 10. This proposal would:
In Annex 10, the proposal aligns the text with Annex 7 of UN R117, 02 series of amendments, Supplement 5. The proposal would also clarify provisions for the minimum heights for markings for tyres with nominal rim diameter codes ≥ 20 and nominal section width ≤ 235 and for tyres with nominal rim diameter codes < 20 and nominal section width > 235. The proposal also corrects tables and figures for the use of lowercase letter to denote tyre dimension specifications. |
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UN R109 | Revision 1 | Amendment 3 (2019) | 16 Jan 2019 | 2019-01-25 13:04:27 UTC | 1 | 3 |
Original text | Supplement 9
Based upon the adopted proposals:
WP.29/2018/59/Add.1
Addendum from GRRF to include provisions for PSI or kilopascal (kPa) markings and to clarify inflation pressure under the test procedures in the proposal for Supplement 9. WP.29/2018/59In order to have a Regulation on the retreaded tyres with definitions and provisions structured in the same way of those previously introduced in amendments of “new tyres” Regulations, this amendment:
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UN R109 | Revision 1 | Amendment 4 (2021) | 2 Feb 2021 | 2025-08-25 11:39:57 UTC | 1 | 4 |
Original text | Supplement 10
Based upon the adopted proposal:
WP.29/2020/74
Proposal to align the provisions for retreaded tyres marked using the three-peak-mountain snow-flake (3PMSF) symbol with amendments to UN R117 and to restore the remainder of a sentence that was unintentionally deleted in paragraph 3.2.1. during a previous amendment procedure. |
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UN R109 | Revision 1 | Amendment 5 (2023) | 17 Feb 2023 | 2025-08-25 11:41:57 UTC | 1 | 5 |
Original text | Supplement 11
Based upon the adopted proposal:
WP.29/2022/7/Rev.1
Proposal to align the provisions for retreaded tyres with parallel proposals for UN R54 and UN R117 and to cover all the tread materials and to allow upgrading of the service description of a used casing subject to meeting conditions for traceability. |
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UN R109 | Revision 1 | Amendment 6 (2024) | 22 Feb 2024 | 2025-08-25 11:43:24 UTC | 1 | 6 | Original text | Supplement 12 Based upon the adopted proposal: WP.29/2023/75 | |
UN R109 | Revision 1 | Amendment 7 (2025) | 19 Feb 2025 | 2025-08-25 11:45:08 UTC | 1 | 7 |
01 series of amendments
Based upon the adopted proposal:
WP.29/2024/64
Proposal to move provisions for snow grip performance of retreaded tyres and their classification as traction tyres from R109 into a new UN Regulation on type approval of retreaded tyres of classes C1, C2 and C3 with respect to their snow grip performance and/or classification as traction tyre. |
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UN R109: Revision 1 (2010) | 3 Jun 2010 | 2011-02-03 17:19:11 UTC | 1 | Original text | Corrigendum 1 Original text | Supplement 1 Original text | Supplement 1 | Corrigendum 1 Original text | Supplement 6 Original text | Supplement 5 Original text | Supplement 4 Original text | Supplement 3 Original text | Supplement 2 | ||
UN R109: Revision 1-Amendment 1 (2016) | 5 Feb 2016 | 2016-02-11 12:33:45 UTC | 1 | 1 |
Original text | Supplement 7
Based upon the adopted proposal:
WP.29/2015/67
Proposal to transpose requirements for new snow tyres (under UN R117) into UN R109 in order of avoid the exclusion of retreaded tyres from such applications/markets. |
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UN R109: Revision 1-Corrigendum 1 (2013) | 27 Aug 2013 | 2013-09-16 17:51:22 UTC | 1 | 1 | Original text | Corrigendum 2 | |
Earlier texts may be available through the UN Official Document System. |