Testimony

2024

• October 29, 2024

  MECA Clean Mobility Comments on the Proposed Amendments to On-Road Motorcycle Emission Standards and Test Procedures and Adoption of New On-Board Diagnostics and Zero-Emission Motorcycle Requirements

• October 22, 2024

  MECA Clean Mobility Comments on the Proposed Amendments to the Advanced Clean Trucks Regulation and the Zero-Emission Powertrain Certification Test Procedure

• June 7, 2024

  MECA Comments on the Progression of Net-Zero Emission Propulsion Technologies for the Off-Road Sector RFI

• January 16, 2024

  MECA Comments on the Proposed Amendments to On-Road Motorcycle Emission Standards and Test Procedures and Adoption of New On-Board Diagnostics and Zero-Emission Motorcycle Requirements

• January 12, 2024

  MECA's Oral Statement on EPA's Consideration of California's Request for a Waiver of Preemption for the Advanced Clean Cars II Regulation

2023

• October 20, 2023

  MECA Oral Testimony on the Proposed Amendments to the California Omnibus Regulation for MY 2024-2026

• October 18, 2023

  MECA Comments on NHTSA's Proposed Corporate Average Fuel Economy Standards for Passenger Cars and Light Trucks for MY 2027-2032 and Fuel Efficiency Standards for Heavy-Duty Pickup Trucks and Vans for MY 2030-2035

• September 28, 2023

  MECA Oral Testimony at NHTSA Public Hearing on the "Proposed Corporate Average Fuel Economy Standards for Passenger Cars and Light Trucks for Model Years 2027-2032 and Fuel Efficiency Standards for Heavy-Duty Pickup Trucks and Vans for Model Years 2030-2035"

• August 14, 2023

  MECA Comments on the Proposed Mexico Light-Duty Vehicle GHG Standards for Vehicles Up To 3857 kg

• July 5, 2023

  MECA Comments on the U.S. EPA's Proposed Multi-Pollutant Emissions Standards for MY 2027 and Later LD and MD Vehicles

• June 20, 2023

  MECA's Comments on U.S. EPA's NPRM on GHG Standards for Heavy-Duty Vehicles Phase 3

• May 9, 2023

  MECA's Oral Testimony at the U.S. EPA Public Hearing on the Proposed Light- and Medium-Duty Multi-Pollutant Emissions Standards

• May 4, 2023

  MECA's Oral Testimony at CARB's Public Hearing to Consider the Proposed Advanced Clean Fleets Regulation

• May 3, 2023

  MECA's Oral Testimony at the U.S. EPA Public Hearing on the Proposed Rule for GHG Standards for Heavy-Duty Vehicles Phase 3

• April 7, 2023

  MECA's Comments on CARB's Proposed 15-Day Changes of the Advanced Clean Fleets Regulation

• March 29, 2023

  MECA's Comments on the Proposal to Reconsider the NAAQS for Particulate Matter

• March 28, 2023

  MECA's Comments on Canada's Proposed Amendments to the Passenger Automobile and Light Truck GHG Emission Regulations

2022

• October 20, 2022

  MECA's Comments on NHTSA's Scope of Considerations to be Addressed in the EIS for Fuel Efficiency Standards for MY 2030 and Beyond Medium- and Heavy-Duty Trucks

• October 20, 2022

  MECA's Comments on CARB's Proposed Advanced Clean Fleets Regulation

• August 25, 2022

  MECA's Oral Testimony on CARB's Proposed Advanced Clean Cars II Rule

• August 3, 2022

  MECA Statement on EPA's Consideration of California's Request for a Waiver of Preemption for the "Omnibus" Low-NOx Regulation

• June 30, 2022

  MECA's Oral Statement on EPA's Consideration of California's Request for a Waiver of Preemption for the "Omnibus" Low-NOx Regulation

• June 9, 2022

  MECA Comments on CARB's Proposed Advanced Clean Cars II Regulation

• May 17, 2022

  MECA's Comments on EPA's Notice of Proposed Rulemaking: Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engines and Vehicle Standards

• April 13, 2022

  MECA's Oral Comments on EPA's Proposed Clean Trucks Rule

• January 21, 2022

  MECA's Comments on the Environment and Climate Change Canada Discussion Paper for Heavy-Duty Vehicles and Engines in Canada: Transitioning to a Zero-Emission Future

2021

• December 1, 2021

  MECA's Comments on CARB's Proposed Amendments to the Small Off-Road Engine Regulations: Transition to Zero Emissions

• November 29, 2021

  MECA's Comments on CARB's Proposed Heavy-Duty Inspection and Maintenance Regulation

• November 15, 2021

  MECA's Comments on CARB's Proposed Amendments to the Commercial Harbor Craft Regulation

• October 28, 2021

  MECA's Comments on the Proposed Implementation Delay of Mexico's Emission Standards for Heavy-Duty Diesel Engines sand Vehicles (Spanish)

• October 28, 2021

  MECA's Comments on the Proposed Implementation Delay of Mexico's Emission Standards for Heavy-Duty Diesel Engines sand Vehicles (English)

• October 25, 2021

  MECA's Comments on NHTSA's Proposed CAFE Standards for MY 2024-2026 Passenger Cars and Light Trucks

• September 27, 2021

  MECA's Comments on EPA's Proposed Rule on Revised 2023 and Later Model Year Light-Duty Vehicle GHG Emissions Standards

• August 26, 2021

  MECA's Oral Comments on EPA's Proposed Rule on Revised 2023 and Later Model Year Light-Duty Vehicle Greenhouse Gas Standards

• June 10, 2021

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

• June 7, 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

• April 19, 2021

  MECA’s Comments on CARB’s Proposed Mobile Source Certification and Compliance Fees

2020

December

• December 10, 2020

  MECA’s Comments on CARB’s 2020 Mobile Source Strategy

October

• October 01, 2020

  MECA’s Comments on EPA’s Proposal to Retain Ozone NAAQS

August

• August 26, 2020

  MECA’s Comments on CARB’s Proposed Low-NOx Omnibus Regulation

• August 03, 2020

  MECA’s Comments on EPA’s Proposal Increasing Consistency and Transparency in Considering Benefits and Costs in the Clean Air Act Rulemaking Process

June

• June 29, 2020

  MECA’s Comments on U.S. EPA’s Proposal to Revise NAAQS for PM

• June 26, 2020

  MECA’s Comments on U.S. EPA’s Proposed Improvements for Heavy-Duty Engine and Vehicle Test Procedures, and Other Technical Amendments

May

• May 29, 2020

  MECA’s Comments on CARB’s Proposed Advanced Clean Trucks Regulation

• May 28, 2020

  MECA’s Comments on Proposed China Technical Specifications of Remote Emission Supervision System for Heavy-Duty Vehicles (Chinese Translation)

• May 28, 2020

  MECA’s Comments on Proposed China Technical Specifications of Remote Emission Supervision System for Heavy-Duty Vehicles

February

• February 20, 2020

  MECA’s Comments on EPA’s ANPR on Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine Standards

2019

December

• December 11, 2019

  MECA’s Comments on CARB’s Proposed Advanced Clean Trucks Regulation

November

• November 13, 2019

  MECA’s Comments on the NYS DEC’s Proposal to Incorporate Revisions to the Standards for New California-Certified Aftermarket Catalytic Converters

August

• August 09, 2019

  MECA Comments on the China MIIT’s Proposed Amendment to Fuel Consumption Limits for Passenger Cars and Fuel Consumption Evaluation Methods and Targets for Passenger Cars

April

• April 22, 2019

  MECA’s Comments on CARB’s Proposed Amendments to the Red Sticker Program for Off-Highway Recreational Vehicles

2018

November

• November 13, 2018

  MECA’s Written Comments on CARB’s Proposed Revisions to Heavy-Duty OBD Requirements

October

• October 30, 2018

  MECA’s Written Comments on Colorado’s Proposed Regulation Number 20: Colorado LEV Program

• October 26, 2018

  MECA’s Written Comments on NHTSA/EPA’s Light-Duty CAFE/GHG Proposed Rulemaking

June

• June 25, 2018

  MECA’s Written Comments on CARB’s Proposed Amendments to the Emission Control Warranty Regulations for Heavy-Duty Vehicles

May

• May 21, 2018

  MECA’s Written Comments on CARB’s Proposed Amendments to the HDVIP and PSIP

February

• February 05, 2018

  MECA’s Comments on CARB’s Proposed GHG Emissions Standards for Medium- and Heavy-Duty Engines and Vehicles and Proposed Amendments to the Tractor-Trailer GHG Regulation

January

• January 05, 2018

  MECA’s Statement on EPA’s Proposed Rule for Repeal of Emission Requirements for Glider Trucks

2017

November

• November 13, 2017

  MECA’s Comments on ARB’s Proposed Amendments to the ATCM for Diesel PM from Portable Engines

October

• October 05, 2017

  MECA’s Comments on EPA’s Reconsideration of the Final Determination of the MTE of GHG Standards for MY 2022-2025 LDVs

August

• August 25, 2017

  MECA’s Comments on NHTSA’s Notice of Intent to Prepare an EIS for MY 2022-2025 CAFE Standards

May

• May 15, 2017

  MECA’s Comments on the U.S. EPA’s Request for Comment on Evaluation of Existing Regulations

April

• April 24, 2017

  MECA’s Written Comments on CPSC’s Proposed Rulemaking to Limit CO Emissions from Operating Portable Generators

March

• March 20, 2017

  MECA’s Comments on CARB’s Advanced Clean Cars Midterm Review

2016

December

• December 28, 2016

  MECA’s Comments on EPA’s Proposed Determination of the Appropriateness of the MY 2022-2025 LDV GHG Standards Under the MTE

November

• November 14, 2016

  MECA’s Comments on ARB’s Proposed Amendments to the Evaporative Emission Requirements for Small Off-Road Engines

• November 13, 2016

  MECA’s Comments on China MEP’s Proposed Stage VI Emissions Standards for Heavy-Duty Vehicles

October

• October 17, 2016

  MECA’s Written Comments on ARB’s Proposed Innovative Technology Regulation

September

• September 26, 2016

  MECA’s Comments on the U.S. EPA’s Draft Technology Assessment Report: Midterm Evaluation of Light-Duty Vehicle GHG Emission Standards and CAFE Standards for MYs 2022-2025

June

• June 20, 2016

  MECA’s Comments on the Bureau of Ocean Energy Management’s Proposed Rule on Air Quality Control, Reporting, and Compliance

• June 13, 2016

  MECA’s Written Comments on the China MEP’s Proposed Stage 6 Emissions Standards for Light-Duty Vehicles

May

• May 26, 2016

  MECA’s Written Comments on ARB’s Proposed Short-Lived Climate Pollutant Reduction Strategy

April

• April 18, 2016

  MECA’s Written Comments on ARB’s Proposed Evaluation Procedure for New Aftermarket DPFs for 2007-2009 Heavy-Duty Diesel Engines

March

• March 15, 2016

  MECA’s Comments on EPA’s Notice of Data Availability Concerning GHG Emissions and Fuel Efficiency for Heavy-Duty Engines – Phase 2

2015

December

• December 22, 2015

  MECA’s Written Comments on the Beijing EPB’s Proposed Phase 6 Emissions Standards for Light-Duty and Heavy-Duty Engines and Vehicles

October

• October 19, 2015

  MECA’s Comments on ARB’s Draft Short-Lived Climate Pollutant Reduction Strategy

September

• September 25, 2015

  MECA’s Statement on EPA’s Phase 2 Heavy-Duty GHG Proposed Rulemaking

• September 24, 2015

  MECA’s Written Comments on ARB’s Proposed Amendments to OBD Requirements for Light- and Medium-Duty Vehicles

August

• August 06, 2015

  MECA’s Oral Statement on EPA’s Proposal: GHG Emissions Standards and Fuel Efficiency Standards for Medium- and Heavy-Duty Engines and Vehicles – Phase 2

May

• May 15, 2015

  MECA’s Comments on ARB’s Short-Lived Climate Pollutants Reduction Strategy Concept Paper

March

• March 16, 2015

  MECA’s Written Statement on the U.S. EPA’s Proposal to Revise the NAAQS for Ozone

February

• February 16, 2015

  MECA’s Comments on ARB’s Proposed Evaporative Emissions Control Requirements for SI Marine Watercraft

• February 13, 2015

  MECA’s Comments on the Maine DEP’s Proposed Rule to Delay Implementation of California’s Aftermarket Catalytic Converter Requirements

January

• January 27, 2015

  MECA’s Comments on Proposed Modifications to Mexico’s Emission Standards for Heavy-Duty Diesel Engines and Vehicles (Spanish translation)

• January 27, 2015

  MECA’s Comments on Proposed Modifications to Mexico’s Emission Standards for Heavy-Duty Diesel Engines and Vehicles

2014

December

• December 05, 2014

  MECA’s Comments on Environment Canada’s Proposed “Tier 3” Regulations to Establish More Stringent Standards for Vehicle Air Pollutant Emissions and Sulfur in Gasoline

October

• October 23, 2014

  MECA’s Comments on ARB’s Proposed Amendments to the LEV III Requirements for Light-Duty and Medium-Duty Vehicles, and Test Procedures for Heavy-Duty Engines/Vehicles

September

• September 04, 2014

  MECA’s Comments on ARB’s Draft California Climate Change Research Plan

August

• August 21, 2014

  MECA’s Comments on ARB’s Proposed Amendments to the Carl Moyer Program for On-Road Heavy-Duty Trucks

July

• July 16, 2014

  MECA’s Comments on ARB’s 15-Day Changes Proposal to the Truck and Bus Regulation

April

• April 30, 2014

  MECA’s Written Statement on OTC’s Proposed Model Rule for Sale of Aftermarket Catalytic Converters

• April 24, 2014

  MECA’s Statement on ARB’s Proposed Amendments to the Truck and Bus Regulation

2013

December

• December 10, 2013

  MECA’s Statement on ARB’s Proposed Regulations on Optional Low NOx Emission Standards

November

• November 01, 2013

  MECA’s Written Comments on ARB’s 2013 Update to the Climate Change Scoping Plan

October

• October 08, 2013

  MECA’s Written Comments on the Proposed Amendments to Oregon’s Low-Emission Vehicle Rule

• October 07, 2013

  MECA’s Statement on ARB’s Proposed Regulation for SIP Credit from Mobile Agricultural Equipment

August

• August 22, 2013

  MECA’s Supplemental Written Comments on the U.S. EPA’s Proposed Rule – Control of Air Pollution from Motor Vehicles: Tier 3 Motor Vehicle Emission and Fuel Standards

• August 20, 2013

  MECA’s Statement on the Federal Highway Administration’s Request for Comments on Buy America Policy Requirements

July

• July 17, 2013

  MECA’s Statement on the U.S. EPA’s Direct Final Rule on Heavy-Duty Engine and Vehicle, and Nonroad Technical Amendments

• July 15, 2013

  MECA’s Written Statement on the OTC’s Model Rule for the Sale of Aftermarket Catalytic Converters

• July 01, 2013

  MECA’s Written Comments on the U.S. EPA’s Proposed Rule – Control of Air Pollution from Motor Vehicles: Tier 3 Motor Vehicle Emission and Fuel Standards

June

• June 07, 2013

  MECA’s Written Comments on NIST’s Report, “Technical Note 1781: Modeling and Measuring the Effects of Portable Gasoline Powered Generator Exhaust on Indoor Carbon Monoxide Level”

April

• April 26, 2013

  MECA’s Comments to Federal Highway Administration on CMAQ Buy America Waiver

• April 24, 2013

  MECA’s Oral Statement on the U.S. EPA’s Control of Air Pollution from Motor Vehicles: Tier 3 Motor Vehicle Emission and Fuel Standards

March

• March 01, 2013

  MECA’s Written Testimony on the California State Nonroad Engine Pollution Control Standards; Transport Refrigeration Units; Request for Authorization

2012

November

• November 14, 2012

  MECA’s Written Comments on the Washington Department of Ecology’s Proposed Amendments to Chapter 173-423 WAC, Low Emission Vehicles, to Incorporate California’s Clean Car Regulations

• November 07, 2012

  MECA’s Comments on CPSC’s Test Report Titled “Technology Demonstration of a Prototype Low CO Emission Portable Generator”

• November 02, 2012

  MECA’s Written Comments on the Maine Department of Environmental Protection’s Proposed Amendments to its LEV Rule (Chapter 127 New Motor Vehicle Emission Standards) to Incorporate California’s Motor Vehicle Emission Standards

• November 02, 2012

  MECA’s Written Comments Regarding Compliance by Existing CI RICE on Drilling Vessels Operating on the Outer Continental Shelf with the U.S. EPA’s RICE NESHAP

October

• October 22, 2012

  MECA’s Written Testimony on the California State Nonroad Engine Pollution Control Standards; California Nonroad Compression Ignition Engines In-Use Fleets; Authorization Request

• October 19, 2012

  MECA’s Written Testimony on the California State Motor Vehicle Pollution Control Standards; Advanced Clean Car Program; Request for Waiver of Preemption

• October 01, 2012

  MECA’s Written Comments on the Vermont Department of Environmental Conservation’s Proposed Amendments to Subchapter XI, Low Emission Vehicle Program,

September

• September 27, 2012

  MECA’s Written Comments on the NY DEC’s Proposed Part 218 to Adopt California’s Clean Cars Program for the Model Years 2017 to 2028 and Aftermarket Converter Standards for Light-Duty Vehicles

• September 14, 2012

  MECA’s Comments on the Massachusetts Department of Environmental Protection’s Proposed Amendments to the Massachusetts Low Emission Vehicle (LEV) Program (310 CMR 7.40)

• September 07, 2012

  MECA’s Written Statement on the SCAQMD’s Proposed Amendments to Rule 1110.2 with Respect to Emissions from Biogas-Fueled Engines

August

• August 30, 2012

  MECA’s Statement on Proposed Mexico Light-Duty Vehicle GHG and Fuel Economy Standards

• August 29, 2012

  MECA’s Written Statement on EPA’s Proposal to Revise the NAAQS for PM

• August 23, 2012

  MECA’s Written Comments on ARB’s Proposed Amendments to the OBD System Requirements for Heavy-Duty Engines, Passenger Cars, Light-Duty Trucks, Medium-Duty Vehicles and Engines

• August 23, 2012

  MECA’s Statement on ARB’s Proposed Amendments to the Verification Procedure, Warranty and In-Use Compliance Requirements for In-Use Strategies to Control Emissions from Diesel Engines

• August 09, 2012

  MECA’s Comments on the U.S. EPA’s Amendments to Emission Standards for Hazardous Air Pollutants for Reciprocating Internal Combustion Engines; New Source Performance Standards for Stationary Internal Combustion Engines

July

• July 23, 2012

  MECA’s Written Comments on the U.S. EPA’s Proposal Covering Revisions for Emergency Vehicles and SCR Maintenance

June

• June 22, 2012

  MECA’s Recommendations for 15-Day Changes to the Mobile Cargo Handling Equipment at Ports and Intermodal Rail Yards Regulation

• June 20, 2012

  MECA’s Statement on ARB’s Request for Comment on the Investment of Cap-and-Trade Auction Proceeds

• June 07, 2012

  MECA’s Comments on Environment Canada’s Proposed Rulemaking on Heavy-Duty Vehicle and Engine GHG Regulations

April

• April 30, 2012

  MECA’s Comments on the U.S. EPA’s Information Collection Request for the Diesel Emissions Reduction Act (DERA) Rebate Program

• April 03, 2012

  MECA’s Statement on the U.S. EPA’s Proposed Rulemaking on Nonconformance Penalties for On-Highway Heavy-Duty Diesel Engines

February

• February 28, 2012

  MECA’s Written Statement to the OTC’s Second Draft Model Rule to Control NOx from Natural Gas Compressor Fuel-Fired Prime Movers

• February 13, 2012

  MECA’s Written Statement on the U.S. EPA’s Proposed Rulemaking to Establish 2017 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emission Standards and Corporate Average Fuel Economy Standards

January

• January 25, 2012

  MECA’s Comments on ARB’s Proposed LEV III Amendments to the California GHG and Criteria Pollutant Exhaust and Evaporative Emission Standards and OBD Requirements for Light-Duty/Medium-Duty Vehicles and Evaporative Emission Requirements for Heavy-Duty Vehi

• January 17, 2012

  MECA’s Oral Statement on the U.S. EPA’s Proposed Rulemaking to Establish 2017 and Later Model Year Light-Duty Vehicle Greenhouse Gas Emission Standards and Corporate Average Fuel Economy Standards