7 December 2009 Proposal for amendments to Regulation No. 28 (China) GRB/2010/2	GRB/2010/2	2009-12-07
22 June 2009 Proposal for draft amendments to Regulation No. 59: Revision 2 (CLEPA) GRB/2008/5/Rev.2	GRB/2008/5/Rev.2	2009-06-22
22 June 2009 Proposal for draft 04 series of amendments to Regulation No. 41 GRB/2009/3	GRB/2009/3	2009-06-22
22 June 2009 Proposal for amendments to Regulation No. 51 (Netherlands) GRB/2009/4	GRB/2009/4	2009-06-22
22 June 2009 Proposal for amendments to Regulation No. 51 (Netherlands) GRB/2009/5	GRB/2009/5	2009-06-22
29 July 2009 Proposal for amendments to Regulation No. 51 (OICA) GRB/2009/6	GRB/2009/6	2009-07-29
7 December 2009 Annotated provisional agenda for the 51st GRB session GRB/2010/1	GRB/2010/1	2009-12-07
1 September 2009 Comments and suggestions on the ETRTO proposal (STD-02-02) for draft amendments to Regulation No. 117 (Russia) GRB-50-07	GRB-50-07	2009-09-01
7 July 2009 Draft proposal for changes to document GRB-2005-02/Rev.2 (R51.03) in order to incorporate the Additional Sound Emission Provisions GRB-50-01	GRB-50-01	2009-07-07
27 October 2009 Report of the 50th GRB session GRB/48	GRB/48	2009-10-27
19 March 2009 Report of the GRB on its 49th session GRB/47	GRB/47	2009-03-19
2 September 2009 A Study on Approach Audible System for Hybrid Vehicles and Electric Vehicles: Second Report - (JASIC) GRB-50-08	GRB-50-08	2009-09-02
2 September 2009 Quieter Cars and the Safety of Blind Pedestrians (NHTSA, US EPA, and SAE) GRB-50-09	GRB-50-09	2009-09-02
17 February 2009 A Study on Approach Warning Systems for hybrid vehicle in [electric] motor mode (JASIC) GRB-49-10	GRB-49-10	2009-02-17
23 February 2009 SAE Safety and Sound Investigations (SAE) GRB-49-01	GRB-49-01	2009-02-23