20 January 2022 Minutes of the 25th PTI informal group session PTI-25-08	PTI-25-08	2022-01-20
10 March 2022 Periodical Technical Inspections informal group status report WP.29-186-16/Rev.1	WP.29-186-16/Rev.1	2022-03-10
15 February 2022 Agenda for the 26th PTI informal group session PTI-26-01/Rev.1	PTI-26-01/Rev.1	2022-02-15
17 March 2022 Minutes of the 26th PTI informal group session PTI-26-06	PTI-26-06	2022-03-17
14 February 2022 Draft text on uniform provisions for periodical technical inspections of accident emergency call systems PTI-26-04	PTI-26-04	2022-02-14
14 February 2022 Comments on PTI for emergency call systems (OICA) PTI-26-03	PTI-26-03	2022-02-14
22 March 2022 Proposal for Rule 5 for PTI of Accident Emergency Call Systems (AECS) GRSG-123-12	GRSG-123-12	2022-03-22
25 April 2022 Agenda for the 27th PTI informal group session PTI-27-01/Rev.1	PTI-27-01/Rev.1	2022-04-25
4 April 2022 Draft proposal and comments on the text for PTI and AECS (OICA) GRSG-123-36	GRSG-123-36	2022-04-04
28 June 2022 Agenda for the 28th PTI informal group session PTI-28-01	PTI-28-01	2022-06-28
31 May 2022 Minutes of the 27th PTI informal group session PTI-27-04	PTI-27-04	2022-05-31
17 June 2022 Report on results from the 27th PTI informal group session WP.29-187-21	WP.29-187-21	2022-06-17
10 October 2022 Periodical technical inspections of accident emergency call systems: Proposal for a new UN Rule GRSG-124-11	GRSG-124-11	2022-10-10
11 November 2022 PTI informal group report to WP.29 WP.29-188-17	WP.29-188-17	2022-11-11
7 September 2022 Minutes of the 27th PTI informal group session PTI-28-04	PTI-28-04	2022-09-07