29 May 2019 Netherlands introduction of PTI/RSI particle number measurement for DPF (Netherlands) PTI-14-05	PTI-14-05	2019-05-29
20 June 2019 Minutes of the 14th PTI informal group session PTI-14-06/Rev.1	PTI-14-06/Rev.1	2019-06-20
21 June 2019 PTI informal group report to WP.29 on its 14th session WP.29-178-13	WP.29-178-13	2019-06-21
11 November 2019 Correlations between some UN Regulations and UN Rules PTI-16-02	PTI-16-02	2019-11-11