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Regulatory Requirements Clean Air Act Environmental Policies

Mitchell, Williams, Selig, Gates & Woodyard,...

Title V/Clean Air Act: Center for Biological Diversity Petition to Object Filed Addressing La Paz County, Arizona Gold Mine

The Center for Biological Diversity (“CBD”) filed a June 6th Petition to Object addressing the Bonanza Explorations’, Inc. Clean Air Act Title V Permit renewal.’ The Petition objects to the renewal of a Title V Operating...more

Jones Day

EPA Proposes Repeal of Greenhouse Gas Standards for Power Plants

Jones Day on

On June 11, 2025, the U.S. Environmental Protection Agency ("EPA") issued a proposed rule to repeal all greenhouse gas ("GHG") emissions standards for fossil fuel-fired electric generating units ("EGUs") under § 111 of the...more

Allen Matkins

California Environmental Law & Policy Update 6.6.25

Allen Matkins on

On May 29, 2025, the Supreme Court held that the National Environmental Policy Act (NEPA) — which requires federal agencies to analyze the environmental impacts of projects that they perform, fund, or approve — does not...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Community Air Monitoring and Notification System Task Force: Louisiana Department of Environmental Quality Releases Final Report

The Louisiana Department of Environmental Quality (“LDEQ”) issued an April 28th news release announcing the release of the Final Report on the Community Air Monitoring and Notification System Task Force (“Task Force”)....more

Vorys, Sater, Seymour and Pease LLP

Why Ohio Businesses Should Continue Environmental Compliance Efforts Amid Federal Shifts

Why Ohio businesses should continue environmental compliance efforts amid federal shifts - During the first Trump administration, federal regulatory policies experienced significant changes under a policy of pro-industry...more

Mitchell, Williams, Selig, Gates & Woodyard,...

PM 2.5/Clean Air Act: Environmental Organizations Joint Letter to U.S. EPA Opposing Revisiting NAAQS

One hundred environmental organizations transmitted an April 21st letter to the United States Environmental Protection Agency (“EPA”) Administrator asking that the federal agency: …maintain and promptly implement a vital,...more

BCLP

PFAS Air Emissions Restrictions

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When evaluating legal risk relating to per- and polyfluoroalkyl substances (“PFAS”), most businesses typically consider wastewater, groundwater, or soil impacts, not air emissions. However, state and federal regulatory...more

Mitchell, Williams, Selig, Gates & Woodyard,...

FY 2026 Federal Grant Funding for State and Local Clean Air Agencies: National Association of Clean Air Agencies Recommendations

The National Association of Clean Air Agencies (“NACAA”) issued a document titled: Recommendations for FY 2026 Federal Grant Funding for State and Local Clean Air Agencies (“Recommendations”)....more

Snell & Wilmer

EPA Steps Back, Arizona Moves Forward

Snell & Wilmer on

In a significant development for Arizona’s business community and environmental policymakers, the U.S. Environmental Protection Agency (EPA) has paused its planned reclassification of Maricopa County from “Moderate” to...more

Williams Mullen

Exceptional Events Part of North Carolina Particulate Air Quality Attainment Designation

Williams Mullen on

Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality  Standard (NAAQS) for fine particulate matter (PM2.5) from 12.0 µg/m3 to 9.0 µg/m3. This change was made after a review of the available...more

McGlinchey Stafford

Trump Announces Presidential Exemptions Under Clean Air Act

McGlinchey Stafford on

In an unprecedented move, the Trump administration established an electronic mailbox to allow the regulated community to request a Presidential Exemption to certain requirements of the Clean Air Act (CAA). Under Section...more

Hanson Bridgett

Trucks, Trains, and Automobiles: Untangling the Status of California’s Vehicle Emission Waivers

Hanson Bridgett on

Vehicle manufacturers and operators in California are no stranger to complex regulations, with the California Air Resources Board’s (CARB) history of pioneering mobile emission regulations. ...more

Jones Day

EPA Puts "Holy Grail" of Climate Change in Crosshairs by Reconsidering Endangerment Finding and Other Regulations

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The U.S. Environmental Protection Agency ("EPA") announced an agenda to revisit numerous regulations addressing the emission of greenhouse gases ("GHGs")....more

Mitchell, Williams, Selig, Gates & Woodyard,...

Title V/Clean Air Act: Harris County, Texas Petition to Object Filed Addressing Deer Park Chemical Manufacturing Facility

Harris County, Texas filed a March 10th Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) Administrator related to the Lubrizol Corporation’s Deer Park Plant (“Plant”)....more

Beveridge & Diamond PC

RMP Rulemaking Redux

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The U.S. Environmental Protection Agency’s (EPA) Risk Management Program (RMP) regulations, 40 C.F.R. Part 68, appear to be headed back to rulemaking. These much-debated provisions have been amended, rescinded, and...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Air Enforcement: Missouri Department of Natural Resources and St. Charles Retail Motor Fuel Facility Enter into Administrative...

The Missouri Department of Natural Resources (“MDNR”) and Mac’s Convenience Stores LLC (“Mac’s”) entered into a February 26th Administrative Order on Consent (“AOC”) addressing an alleged violation of the Missouri Air...more

K&L Gates LLP

Litigation Minute: Emerging Contaminants: What's on the Horizon?

K&L Gates LLP on

What You Need to Know in a Minute or Less - Emerging contaminants are synthetic or natural chemicals that have not been fully assessed from a health or risk perspective and are reportedly finding their way into consumer...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Air Enforcement: Tennessee Air Pollution Control Board Proposed Order Addressing Carthage Aluminum Extrusion Facility

The Tennessee Air Pollution Control Board issued a February 24th Technical Secretary’s Proposed Order and Assessment of Civil Penalty (“Order”) to Bonnell Aluminum, Inc. (“Bonnell”) addressing an alleged Air Permit violation....more

Mitchell, Williams, Selig, Gates & Woodyard,...

Air Enforcement: Mississippi Commission on Environmental Quality and Jonestown Cottonseed Oil Mill Owner Enter into Agreed Order

The Mississippi Commission on Environmental Quality (“MCEQ”) and Cottonseed Co Op Corporation (“CCC”) entered into an October 25th Agreed Order (“AO”) addressing alleged violations of a Title V Operating Permit. See Order No....more

Morrison & Foerster LLP

Advanced Clean Fleets Regulations No Longer in Force for Most Fleet Operators and Owners

In the face of the Trump administration’s hostility toward California’s Clean Air Act waivers in general, CARB withdrew its request to EPA for a waiver for the Advanced Clean Fleets (ACF) regulation on January 13, 2025....more

Troutman Pepper Locke

Texas BACT Is a Fact: The Texas Supreme Court Unpacks the Texas Clean Air Act’s BACT Definition

Troutman Pepper Locke on

Port Arthur Community Action Network (PACAN) v. Texas Commission on Environmental Quality et al. (Tex. Feb. 14, 2025) presented the Texas Supreme Court with a unique opportunity to provide defined guideposts to understand...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Air Enforcement: Tennessee Air Pollution Control Board Proposed Order Addressing Bradley County Ready Mix Concrete Facility

The Tennessee Air Pollution Control Board (“Board”) issued a January 22nd Technical Secretary’s Order and Assessment of Civil Penalty (“Order”) to Smyrna Ready Mix Concrete, LLC (“Smyrna”) addressing an alleged violation of...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Air Enforcement: Missouri Department of Natural Resources and Malden Power Station Enter into Administrative Order on Consent

The Missouri Department of Natural Resources (“MDNR”) and the City of Malden d/b/a Malden Municipal Power and Light (“MMP&L”) entered into a January 15th Administrative Order on Consent (“AOC”) addressing an alleged violation...more

Benesch

Colorado LER Reporting Deadline Extended for Brokers, Motor Carriers, Freight Forwarders & Private Fleets

Benesch on

Motor carriers, brokers, freight forwarders and private fleets that are required to comply with Colorado’s new Large Entity Reporting (“LER”) requirement, a relatively unpublicized new regulatory measure in the State of...more

Holland & Knight LLP

Impacts of a Trump EPA on Chemical Transporters' Reliance on In-Transit Exemptions

Holland & Knight LLP on

The global bulk chemical shipping industry relies on chemical transportation depots to be responsive to market demands by temporarily holding trailers and containers of chemical products en route to their final destinations...more

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