IRIS Database is IDIADA's centralized knowledge source for Vehicle Type-Approval legislation.
Based on an organized structure with the possibility of getting flexible results through powerful tools, IRIS provides you full content, consolidated documents and tailor-made information about regulatory acts.
To get access to the service, please fill in the form at the Access Request section. If you already have a user account, click Service Access button.
News
JP – Japan has adopted UN R.154
IRIS Regulatory News
JP - Further harmonization of standards for exhaust gas performance of passenger cars, etc.
Japan has adopted UN R.154 on August 5th, 2021. Regarding the exhaust gas test method for passenger cars, etc., in October 2016, Japan introduced the "Worldwide Unified Emissions Measurement Method for Light and Medium Duty Vehicles" (WLTC mode).
The WLTC cycles are part of the Worldwide harmonized Light vehicles Test Procedures (WLTP), published as UNECE Global technical regulation No 15 (GTR 15).
As a further standard harmonization, the "Agreement Regulations on the Globally Unified Emissions Measurement Method for Light and Medium-duty Vehicles (No. 154)" has been established by the United Nations European Economic Commission Automobiles so that mutual approval is possible in the type approval of automobiles. It was newly adopted at the 181st meeting of the World Forum for Harmonization of Standards (WP29).
Please, if you have any doubt or question, do not hesitate to contact us.
iris@idiada.com
Best regards,
IDIADA's Regulatory Information System (IRIS).
Upcoming Events
