UN Rule No. 1
Vehicle Inspections: Environmental Protection
Uniform provisions for periodical technical inspections of wheeled vehicles with regard to the protection of the environment
20 Jun Periodical Technical Inspections informal group report to WP.29 WP.29-196-12 2025-06-20
1 Apr PTI informal group: 2025-26 work plan proposal (Russia) PTI-38-03 2025-04-01