| WP.29/2017/90 | Proposal for amendments to Rule No. 1 | |
| WP.29/2017/91 | Proposal for amendments to Rule No. 2 | |
| WP.29-172-28 | Manipulations on EURO V and VI trucks by suppression of AdBlue injection: Status report from Swiss heavy-duty truck controls | |
| WP.29/2017/90 | Proposal for amendments to Rule No. 1 | |
| WP.29-172-22 | Report to WP.29 about results of the 7th meeting of Informal Group on Periodical Technical Inspections |