Regulations
CARB Proposed Modifications to the Low Carbon Fuel Standard
Background
On August 12th, 2024, the California Air Resources Board (CARB) posted the latest proposed amendments to the Low Carbon Fuel Standard (LCFS). These confirm some of the previous amendments proposed earlier this year, while introducing new ones. Here is a recap of some of the important proposed changes.

EPA Proposed Amendments to MY 2027+ Heavy-Duty NOx Program
July 20, 2026
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An overview of EPA’s proposed changes to the Heavy-Duty Low NOx Rule starting MY 2027

The Road Ahead for California’s Vehicle Emission Standards
June 29, 2026
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An overview of CARBs proposed light- and medium duty “Drive Forward” proposal for MY 2031+ vehicles
