Proposal to define the relief depth of tire markings and an editorial correction concerning the permissible tire marking fonts.

List of editorial changes to be made in the draft Tire GTR (document GRRF/2012/22) in addition to those requested by the experts from the tire industry in informal document GRRF-73-12. The intention of these changes is only to correct and refine the draft GTR wording.

Amendments to the proposed structure and draft preamble to establish a global technical regulation (GTR) for new radial pneumatic tyres as agreed during the 13th Ad-Hoc Informal Working Group Meeting for a GTR on Tyres of 29 June 2012.

Editorial corrections proposed by the ETRTO, JATMA and RMA to the draft gtr on tyres.

Draft supplemental documents to accompany the submission of the proposed
global technical regulation on pneumatic radial tyres for passenger and light truck (commercial) vehicles.

Preliminary report prepared by France on the development of a global technical
regulation concerning uniform provisions for pneumatic radial tyres for passenger and light truck (commercial) vehicles.

Proposed text and supporting report for the establishment of a global technical regulation on light vehicle tires, submitted to the Working Party on Brakes and Running Gear for approval by the Informal Group on the Tyre GTR.

Four paragraphs in the draft gtr (version 24 Feb) contained references to type approval when the text should be neutral concerning type approval or self-certification. The text in these paragraphs was therefore changed.

Times and places for meetings of the DETA informal working group, EU Member States coordinating session, tyre industry, and informal working group on a GTR for tyres.

Lastest version of the draft provisions concerning tire markings, addressing in particular both human and “Optical Character Recognition” legibility.

Tire industry associations’ response to OICA submission (document TYREGTR-12-03) proposing changes to the font for tire identification.

ETRTO answers questions raised by India concerning the strength test of the proposed GTR and its alignment with US regulations.

Proposed structure and draft preamble prepared by the Informal Group on the Tyre GTR to establish a global technical regulation (gtr) for new radial pneumatic tyres equipping passenger cars and light vehicles up to 4536 kg (10,000 pounds).

Proposals from the Indian delegation to improve the working draft of the GTR (document TYREGTR-12-01) pursuant to the 16 September 2011 session of the Tyre GTR informal group, including certain IEC and FMVSS references.

The Russian Federation proposes to introduce a “global tire marking” within the framework of the 1958 Agreement pursuant to the provisions of the Tire GTR. Russia intends this to encourage harmonization in the national applications of the GTR while enabling mutual recognition of approvals.

Russia prepared this revision to the draft Statement of Rationale (following the 16 September 2011 meeting) to clarify its proposal for a global tire marking, addressing concerns expressed by NHTSA on the use of plant codes.

Comments from India concerning: (a) Endurance, Low Inflation Pressure & High Speed Performance tests as per FMVSS 139; (b) “C” type tire marking; © Snow tire definitions; (d) Harmonization of light truck & commercial vehicle tires; and (e) Tire ID Number.