31. The expert from GTB introduced ECE/TRANS/WP.29/GRE/2012/11, clarifying the requirements and the testing of the resistance of the plastic lens surface to mechanical deterioration. GRE adopted ECE/TRANS/WP.29/GRE/2012/11, not amended, and requested the secretariat to submit it to WP.29 and AC.1 for consideration at their November 2012 sessions as part of draft Supplement 4 to the 01 series of amendments to UN Regulation No. 98 (see paras. 24, 29 and 30) and as part of draft Supplement 4 to the 01 series of amendments to UN Regulation No. 112 (see paras. 24, 29, 30 and 32).