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UN Regulations
ion Ignition and Positive Ignition Engines Addition of exhaust gas measurement methods for hydrogen internal combustion engines in line with EURO 6. 2 AgreementregardingUN/ECEregulation 83 7 s17 WP.29/2024/49 2025/3/19 2025/1/10 The Emission of Pollutants According to Engine Fuel Requirements Revisions to align with the evaporative COP requirements described in UNR154. (Series difference) 3 AgreementregardingUN/ECEregulation 117 2 s16 WP....
Regulations Updated at: 2025/06/24
Trends on Harmonization of Vehicle Standards at UN
e. In 1958, UN/ECE 1958 Agreement (note 1) was concluded under the auspices of the Economic Commission for Europe with the aim of eliminating distribution barriers that existed in Europe. Later, non-European countries, such as Japan and South Africa joined the working party. In 1995, the second revision to the 1958 Agreement came into effect, and the name of the WP29 standards was changed to “the World Forum for Harmonization of Vehicle Regul...
Regulations Updated at: 2025/04/25