| WP.29-176-12 | Twelfth session of the Administrative Committee AC.4 - Determination of the Quorum (item 21) - Consideration and vote by AC.4 (item 23) | |
| WP.29/2018/70 | PTI: Proposal for UN Rule No. 3 on natural gas fueled vehicle inspections | |
| WP.29/2017/135 | Proposal for a draft UN Rule No. [4] on safety requirements for hybrid and electric vehicles |