Manufacturers of Emission Controls Association

The member companies of the Manufacturers of Emission Controls Association (MECA) include leading manufacturers of emission control and efficiency technologies for all mobile sources, including:

Passenger Cars, SUVs, and Light-Duty Trucks

Heavy-Duty Trucks and Buses

Off-Road Diesel Equipment

Off-Road Spark-Ignited Equipment

Alternative Fuel / Advanced Tech. Vehicles

Energy-Efficiency Technologies

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July 20, 2021

MECA's Comments on CARB's Proposed Revisions to OBD System Requirements and Associated Enforcement Provisions for Passenger Cars, Light-Duty Trucks, Medium-Duty Vehicles and Engines, and Heavy-Duty Engines

June 10, 2021

MECA's Comments on SMAQMD's Proposed Revised BACT Determination for Emergency Diesel IC Engines

June 07, 2021

MECA's Comments on CARB's Modified Text and Availability of Additional Documents for Proposed Amendments to Heavy-Duty Engine and Vehicle Omnibus Regulation

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Technology for a Clean Mobility Future