| GRPE/2015/3 | Proposal for amendments to Regulation No. 49 | |
| GRPE-70-06/Rev.1 | Proposal to amend the draft proposal for amendments to UN Regulation No. 49 | |
| GRPE-70-07/Rev.1 | Consolidated version of the proposals to amend UN Regulation No. 49 | |
| GRPE-70-24 | Introduction to the proposed OBD requirements update to UN Regulation No. 49 | |
| GRPE/2015/3 | Proposal for amendments to Regulation No. 49 | |
| GRPE-70-24 | Introduction to the proposed OBD requirements update to UN Regulation No. 49 |