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5. (d) UN Regulation No. 117 (Tyre rolling resistance, rolling noise and wet grip)

GRBP will consider two proposals tabled by the experts from ETRTO.

GRBP-73-19 | UN R117: Proposal to introduce an Ice Tyre definition for C1 class tyres
GRBP-73-19 | UN R117: Proposal to introduce an Ice Tyre definition for C1 class tyres
GRBP-73-08 | Proposal to amend the Worn Tyres working group terms of reference
GRBP/2020/11 | UN R117: Proposal for revised Terms of Reference of the IWG WGWT (Wet Grip Performance for Tyres in a Worn State)
GRBP/2020/17 | UN R117: Proposal for amendment
GRBP-73-11 | ETRTO Tyre Performance Study
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-22 | Tyre industry preliminary assessment of wet grip on worn C2 and C3 tyres
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP/2019/14 | UN R117: Proposal for a Supplement to the 02 series of amendments

GRBP may resume discussion on the proposal submitted by the Group Of Interested Experts on snow tyre provisions (GOIE).

GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP-73-11 | ETRTO Tyre Performance Study
GRBP/2020/11 | UN R117: Proposal for revised Terms of Reference of the IWG WGWT (Wet Grip Performance for Tyres in a Worn State)
GRBP-73-08 | Proposal to amend the Worn Tyres working group terms of reference
GRBP/2020/17 | UN R117: Proposal for amendment
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-19 | UN R117: Proposal to introduce an Ice Tyre definition for C1 class tyres
GRBP-73-22 | Tyre industry preliminary assessment of wet grip on worn C2 and C3 tyres
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP/2019/14 | UN R117: Proposal for a Supplement to the 02 series of amendments
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference

GRBP will be briefed on the activities of the IWG on Wet Grip Performance of Tyres in a Worn State (IWG WGWT) and will consider a proposal for its revised Terms of Reference, together with a complementary amendment submitted by the expert from EC.

GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP-73-08 | Proposal to amend the Worn Tyres working group terms of reference
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-22 | Tyre industry preliminary assessment of wet grip on worn C2 and C3 tyres
GRBP-73-27/Rev.1 | Working group on Worn Tyres: Proposal for revised terms of reference
GRBP-73-11 | ETRTO Tyre Performance Study
GRBP/2020/11 | UN R117: Proposal for revised Terms of Reference of the IWG WGWT (Wet Grip Performance for Tyres in a Worn State)
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference
GRBP-73-19 | UN R117: Proposal to introduce an Ice Tyre definition for C1 class tyres
GRBP/2020/17 | UN R117: Proposal for amendment
GRBP-73-08 | Proposal to amend the Worn Tyres working group terms of reference
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-22 | Tyre industry preliminary assessment of wet grip on worn C2 and C3 tyres
GRBP-73-18 | Status report of the Worn Tyres working group
GRBP-73-02 | Proposal to amend the Worn Tyres informal working group Terms of Reference