| WP.29-155-21 | Comments to document WP.29/2011/99 (Supplement 8 to the 04 Series of Amendments of UN Regulation No. 48) | |
| WP.29/2011/99 | UN R48: Proposal for a Supplement 8 to the 04 series of amendments | |
| WP.29/2011/99/Corr.1 | Corrigenda to document WP.29/2011/99 |