Japan Automobile Tyre Manufacturers Association
14 Sep 2011 Proposal for amendments to UNR30 : markings for “temporary uses spare tyres” (ETRTO and JATMA) GRRF-71-28 2011-09-14 ETRTO JATMA
9 Dec 2011 Proposal for Supplement 17 to the 02 series of amendments to Regulation No. 30 (ETRTO and JATMA) GRRF/2012/4 2011-12-09 Submission from France proposing changes in the definition of the measuring rim for C1, C2 and C3 tyres. ETRTO JATMA
12 Jan 2011 Draft gtr text for harmonized PC tyre requirements (ETRTO, USTMA, and JATMA) TYREGTR-10-02 2011-01-12 ETRTO USTMA JATMA
22 Jun 2011 Harmonized provisions concerning pneumatic tyres for passenger and light truck (commercial) vehicles (ETRTO, JATMA, and USTMA) TYREGTR-11-02 2011-06-22 ETRTO JATMA USTMA