Cookies help us deliver our services. By using our services, you agree to our use of cookies. Learn more

WP.29 Rulemaking Project
Light Vehicle Emissions Type Approval Test Procedure

This page covers the work on transposing GTR No. 15 (Worldwide Harmonized Light Vehicle Emissions Test Procedure-WLTP) into the form of a UN type-approval regulation as used under the 1958 Agreement.

Pushed by the European Union as part of the effort to improve emissions regulations, Japan also signed on in May 2015 to develop the text (see document GRPE-71-02 for more details).

Draft text available

Series of Amendments and Supplements

Related News and Information

20 Jan 2020 20 Jan 2020 | UNECE endorses stringent new vehicle emissions regulation This page covers the work on transposing GTR No. 15 (Worldwide Harmonized Light Vehicle Emissions Test Procedure-WLTP) into the form of a UN type-approval regulation as used under the 1958 Agreement. WLTP (UNR) Light Vehicle Emissions Type Approval Test Procedure WP.29 Regulatory Project Light Vehicle Emissions Type Approval Test Procedure
Access all 1 headlines (This may take a minute.)

Development of the Initiative

Pending Changes to Light Vehicle Emissions Type Approval Test Procedure

Latest Documents

28 Mar 2020
WLTP Type 6 testing: EV battery charge operation proposals | WLTP-SG-EV-39-07
28 Mar 2020
WLTP Low Temperature Annex square brackets topics | WLTP-SG-EV-39-06
26 Mar 2020
WLTP low temperature test procedure: Open issues review | WLTP-SG-EV-39-05
See all 388 related documents

Latest Meeting Discussions

Worldwide Harmonized Light Vehicles Emissions Test Procedure | Session 30 | 14-15 Apr 2020
WLTP Subgroup on Electrified Vehicles | Session 40 | 8 Apr 2020
WLTP Subgroup on Electrified Vehicles | Session 39 | 2 Apr 2020
See more related meetings