Evaluation of type approval possibilities for “AT” Tyres
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Presentation on definitions, applications, and regulatory options for the type approval of L-category vehicle all-terrain tires.

Reference Number: GRRF-76-38
Origin: IMMA
Date: 18 February 2014
Related Documents:
GRRF/2013/20 | Proposal for amendments to UN Regulation No. 75
Working Party on Brakes and Running Gear | Session 78 | 16-19 Sep 2014

35. The expert from IMMA recalled GRRF‑76‑38 analysing the possible alternatives to type approve AT tyres, taking into account the technical requirements in UN Regulations Nos. 54, 75 and 106. He introduced ECE/TRANS/WP.29/GRRF/2014/24 proposing the insertion of AT tyres in UN Regulation No. 106 as an alternative to the ETRTO proposal above.