| Download: WP.29/1146 | from UNECE: | .pdf format | .docx format |
| Download: WP.29/1146/Add.1 | from UNECE: | .pdf format | .docx format |
| 4.9.1. | Proposal for Supplement 21 to the 02 series of amendments to UN Regulation No. 30 (Tyres for passenger cars and their trailers) |