| 20 Feb 2013 | Schedule of informal group meetings to be held in conjunction with GRPE-66 | GRPE-66-01 | 2013-02-20 | 
         
            | 7 May 2013 | Informal meetings to be held in conjunction with the GRPE session proper: room reservations and schedule | GRPE-66-01/Rev.1 | 2013-05-07 | 
         
            | 28 May 2013 | Informal meetings to be held in conjunction with the GRPE session proper | GRPE-66-01/Rev.2 | 2013-05-28 | 
         
            | 22 May 2013 | Draft text of the proposed GTR on light vehicle emissions and fuel efficiency (WLTP) | GRPE-66-02 | 2013-05-22 | 
         
            | 22 May 2013 | Proposal to establish a global technical regulation on vehicle interior air quality (Korea) | GRPE-66-03 | 2013-05-22 | 
         
            | 24 May 2013 | Proposal for an amendment to the 07 series of amendments to Regulation No. 83 (EC) | GRPE-66-04/Rev.1 | 2013-05-24 | 
         
            | 24 May 2013 | Proposal for Supplement 1 to the 01 series of amendments to Regulation No. 110 | GRPE-66-05 | 2013-05-24 | 
         
            | 24 May 2013 | Flow charts for the draft REC regulation-version 00 | GRPE-66-06 | 2013-05-24 | 
         
            | 24 May 2013 | Proposal for an amendment to the new UN Regulation concerning REC devices for heavy duty vehicles | GRPE-66-07 | 2013-05-24 | 
         
            | 24 May 2013 | Memo of the REC informal group chair concerning NO2 requirement for class 2 REC | GRPE-66-08 | 2013-05-24 | 
         
            | 5 Jun 2013 | Pollutant Emissions in the Transportation Sector | GRPE-66-09/Rev.1 | 2013-06-05 | 
         
            | 3 Jun 2013 | Proposal to change document GRPE/2013/8 and for new amendments to the 06 series of amendments to Regulation No. 49 (EC) | GRPE-66-10 | 2013-06-03 | 
         
            | 31 May 2013 | Proposed Terms of Reference and Rules of Procedure for the EPPR informal group (EC) | GRPE-66-11 | 2013-05-31 | 
         
            | 31 May 2013 | Request for a mandate to amend GTR No. 2 and to develop new GTR in the area of EPPR (EC) | GRPE-66-12 | 2013-05-31 | 
         
            | 31 May 2013 | Discussion of IWVTA technical requirement priorities relevant to GRPE | GRPE-66-13 | 2013-05-31 | 
         
            | 2 Jun 2013 | General information from the UNECE Secretariat concerning GRPE meetings | GRPE-66-14 | 2013-06-02 | 
         
            | 9 Jun 2013 | Updated general information from the UNECE Secretariat concerning GRPE meetings | GRPE-66-14/Rev.1 | 2013-06-09 | 
         
            | 2 Jun 2013 | UNECE Secretariat report to GRPE on the last World Forum|WP.29 session | GRPE-66-15 | 2013-06-02 | 
         
            | 2 Jun 2013 | Proposal for amendments to the 06 series of amendments to Regulation No. 83 (OICA) | GRPE-66-16 | 2013-06-02 | 
         
            | 2 Jun 2013 | Consolidated proposal for amendments to draft Supplement 3 to the 01 series of amendments to Regulation No. 101 (OICA) | GRPE-66-17 | 2013-06-02 | 
         
            | 6 Jun 2013 | Revised annotated provisional agenda for the 66th GRPE session | GRPE-66-18 | 2013-06-06 | 
         
            | 9 Jun 2013 | Revised annotated provisional agenda for the 66th GRPE session | GRPE-66-18/Rev.3 | 2013-06-09 | 
         
            | 3 Jun 2013 | Proposal for an amendment to UN Regulation No. 115 | GRPE-66-19 | 2013-06-03 | 
         
            | 3 Jun 2013 | Information supporting LNG vehicle amendments to UN Regulation No. 110 | GRPE-66-20 | 2013-06-03 | 
         
            | 3 Jun 2013 | Particle Measurement Programme (PMP) progress update (JRC) | GRPE-66-21 | 2013-06-03 | 
         
            | 8 Jun 2013 | Particle Measurement Programme (PMP) progress update (revised) | GRPE-66-21/Rev.1 | 2013-06-08 | 
         
            | 4 Jun 2013 | Transposition of Euro 6  into UN R83/Proposed amendments to R101 and R103 (EC) | GRPE-66-22 | 2013-06-04 | 
         
            | 6 Jun 2013 | Progress report of the HDH informal group to GRPE | GRPE-66-23 | 2013-06-06 | 
         
            | 6 Jun 2013 | Status report of the informal group on Heavy Duty Hybrid vehicle emissions | GRPE-66-24 | 2013-06-06 | 
         
            | 8 Jun 2013 | Revisions to Proposal for Supplement 6 to the 05 series of amendments to Regulation No. 49 | GRPE-66-25 | 2013-06-08 | 
         
            | 7 Jun 2013 | Report of the GFV informal group to GRPE | GRPE-66-26 | 2013-06-07 | 
         
            | 6 Jun 2013 | Information on LNG-vehicle "boil-off" issues | GRPE-66-27 | 2013-06-06 | 
         
            | 6 Jun 2013 | Proposal to amend the draft proposal for a new UN Regulation on REC | GRPE-66-28 | 2013-06-06 | 
         
            | 6 Jun 2013 | Status report of the informal group on Vehicle Propulsion System Definitions | GRPE-66-29 | 2013-06-06 | 
         
            | 6 Jun 2013 | Proposal to update the Terms of Reference of the PMP informal group | GRPE-66-30 | 2013-06-06 | 
         
            | 6 Jun 2013 | Progress report of the EPPR informal group to GRPE | GRPE-66-31 | 2013-06-06 | 
         
            | 6 Jun 2013 | Proposal for an amendment to the 07 series of amendments to Regulation No. 83 (OICA) | GRPE-66-32 | 2013-06-06 | 
         
            | 6 Jun 2013 | OICA comments on the IWVTA priorities related to regulations under the GRPE (OICA) | GRPE-66-33 | 2013-06-06 | 
         
            | 6 Jun 2013 | Progress Report of World-wide Light-duty Test Cycle and Mode Construction | GRPE-66-34 | 2013-06-06 | 
         
            | 8 Jun 2013 | Progress Report of World-wide Light-duty Test Cycle and Mode Construction (revised) | GRPE-66-34/Rev.1 | 2013-06-08 | 
         
            | 7 Jun 2013 | Proposal to revise the 06 series of amendments to UN Regulation No. 49 (OICA) | GRPE-66-35 | 2013-06-07 | 
         
            | 9 Jun 2013 | Updated proposal to revise the 06 series of amendments to UN Regulation No. 49 (OICA) | GRPE-66-35/Rev.1 | 2013-06-09 | 
         
            | 7 Jun 2013 | Progress report of the WLTP-DTP informal group | GRPE-66-36 | 2013-06-07 | 
         
            | 7 Jun 2013 | Proposal to revise the proposed new UN Regulation of vehicle recycling (Russia) | GRPE-66-37 | 2013-06-07 | 
         
            | 7 Jun 2013 | Progress report of the EVE informal group to the GRPE | GRPE-66-38 | 2013-06-07 | 
         
            | 7 Jun 2013 | Update on the proposal to introduce dual-fuel engines into UN Regulation 49 Revision 5 (annex 11) | GRPE-66-39 | 2013-06-07 | 
         
            | 7 Jun 2013 | Presentation on the proposal for a new GTR on Vehicle Indoor Air Quality (KATRI and MOLIT) | GRPE-66-40 | 2013-06-07 | 
         
            | 9 Jun 2013 | OICA revisions to Russian proposal to amend the draft UN Regulation on vehicle recyclability (OICA) | GRPE-66-41 | 2013-06-09 | 
         
            | 6 Jun 2013 | Progress report of the REC informal group to the GRPE | GRPE-66-42 | 2013-06-06 |