25. Recalling the discussion on documents ECE/TRANS/WP.29/GRRF/2011/14 at its previous GRRF session, the expert from France presented, on behalf of the ad hoc expert group on snow tyres, GRRF-72-13 clarifying the definition of “snow tyres” within Regulation No. 117. GRRF noted a number of comments. GRRF adopted the proposal as reproduced in Annex VII and requested the secretariat to submit it to WP.29 and AC.1 at their November 2012 sessions as draft Supplement 2 to the 02 series of amendments to Regulation No. 117. As new limit values have been inserted for normal traction tyres, GRRF agreed to submit it to the Working Party on Noise (GRB) for consideration at its next session in September 2012 and to also have a final review by GRRF at its September 2012 session.

26. Referring to ECE/TRANS/WP.29/GRRF/2011/13, the expert from ETRTO introduced GRRF-72-10 proposing to align the definition of “snow tyres” in Regulation No. 30 with that of Regulation No. 117 (para. 25 above). GRRF adopted ECE/TRANS/WP.29/GRRF/2011/13 as reproduced in Annex III, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2012 sessions, as draft Supplement 17 to the 02 series of amendments to Regulation No. 30.

27. For the same purpose, the expert from ETRTO presented GRRF-72-11 amending ECE/TRANS/WP.29/GRRF/2011/14 with respect to the definitions in Regulation No. 54. GRRF adopted ECE/TRANS/WP.29/GRRF/2011/14 as reproduced in Annex IV, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2012 sessions, as draft Supplement 18 to Regulation No. 54.

28. The expert from ETRTO proposed to amend the regulatory markings for “temporary use spare tyres” (ECE/TRANS/WP.29/GRRF/2012/4). GRRF adopted the proposal (not amended) and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2012 sessions, as a part (see para. 26) of draft Supplement 17 to the 02 series of amendments to Regulation No. 30.

29. The expert from ETRTO introduced ECE/TRANS/WP.29/GRRF/2012/6 clarifying in Regulation No. 30 the requirements for the load/speed performance tests. GRRF adopted ECE/TRANS/WP.29/GRRF/2012/6, not amended. The secretariat was requested to submit the proposal to WP.29 and AC.1 for consideration at their June 2012 sessions, as a part as part (see paras. 26 and 28) of draft Supplement 17 to the 02 series of amendments to Regulation No. 30.

35. The expert from OICA introduced ECE/TRANS/WP.29/GRRF/2012/13 to insert into Regulation No. 64 a reference to Regulation No. 54. The expert from OICA presented GRRF-72-04 offering the manufacturer the flexibility for the speed limit of type 4 spare units. GRRF adopted ECE/TRANS/WP.29/GRRF/2012/13, as reproduced in Annex V, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2012 sessions, as draft Supplement 2 to the 02 series of amendments to Regulation No. 64.

36. The expert from France introduced GRRF-72-12 to align the French version of the Regulation with the English and Russian versions. GRRF adopted GRRF-72-12, as reproduced in Annex IV of the report, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their June 2012 sessions, as Corrigendum 3 to Revision 2 to Regulation No. 54.