8 January 2011 Proposal for Supplement 15 to Regulation No. 50 WP.29/2011/12	WP.29/2011/12	2011-01-08
13 January 2011 Proposal for Supplement 16 to Regulation No. 50 (GTB) GRE/2011/11	GRE/2011/11	2011-01-13
13 September 2011 Proposal for Corrigendum 1 to Supplement 12 to the 00 series of amendments of R50 (Japan) GRE-66-03	GRE-66-03	2011-09-13