The details of Ricardo EMLEG |
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EMLEG (Emissions Legislation) is a comprehensive summary of worldwide exhaust emissions regulations provided by Ricardo. |
Emissions & CO2
Worldwide gas emissions and fuel consumption regulations (provided by: Ricardo Emleg)
WLTP (Worldwide Harmonized Light vehicles Test Procedures) |
Worldwide Emission & Fuel Economy/CO2 Regulation Timeline (Passenger Cars & Light Duty Trucks) |
Latest Update
Date | Regulation | Region | Updated Summaries |
1 July 2024 | Emission Standards | EU Euro 7 | Fully revised, acc. to the finalized Euro 7 as Regulation 2024/1257 (published on 8 May 2024). |
3 June 2024 | Emission Standards | USA Federal (LDV/MDV 2027MY~) | Final rule and GTR No.22 (2 and 3 of “REFERENCE”) are reflected. |
28 May 2024 | Emission Standards | USA Federal | References are added (14, 15) / replaced (7), with corresponding portions of the article minor-changed. |
15 May 2024 | Emission Standards | Mexico | The date of implementation of the C standards for diesel vehicles is clarified. The section of Test Procedures is deleted. |
2 May 2024 | Fuel Economy/CO2 | USA (California State) | The history of Clean Air Act preemption waiver, and the status of LEV III GHG emission standards are re-affirmed. |
23 April 2024 | Emission Standards | India | The January 2024 amendment modified the standards regarding applicability and test fuel requirements. |
15 April 2024 | Fuel Economy/CO2 | USA Federal | The EPA published the final regulation, the Phase 3 heavy duty GHG emissions standards. |
22 February 2024 | Emission Standards | Thailand | Light duty vehicles with CI engine need to comply with Euro 5. For gasoline LDV, timeline to implement Euro 5 reported. |
15 February 2024 | Fuel Economy/CO2 | EU | Values specified in Regulations 2023/1634 and 2023/2502 added. Also derogation for small volume manufacturer detailed. |
11 January 2024 | Emission Standards | Brazil | The calculation of fleet average emissions and the trading of credits are detailed. |
6 December 2023 | Emission Standards | California State | The section of CARB Zero Emission Vehicle programme is added. |
4 December 2023 | Emission Standards | India | The updating in November 2023 - confirmation and minor additions / deletions of information/ |
20 October 2023 | Fuel Economy/CO2 | EU | Update issued in February 2023, proposing amendments for Heavy duty vehicles: 1. Applicability expanded. 2. %-based CO2 emission reduction target after 2030 added. 3. Zero-emission vehicle target for urban buses added. |
18 October 2023 | Fuel Economy/CO2 | USA Federal | Proposed, updated GHG (greenhouse gas) emissions standards for light duty vehicles have been published by the EPA. |
16 September 2023 | Emission Standards | USA Federal | The EPA published a proposal containing updated emissions requirements for light duty and medium duty vehicles in May 2023. |