| Download: WP.29/1144 | from UNECE: | .pdf format | .docx format |
| Download: WP.29/1144/Add.1 | from UNECE: | .pdf format | .docx format |
| 4.6.2. | Proposal for Supplement 5 to the 03 series of amendments to UN Regulation No. 51 (Noise of M and N categories of vehicles) |