Tag Archives: Clean Air Act

US EPA Finalizes Rulemaking for Methane Emission Reductions

On December 2, 2023, the United States Environmental Protection Agency (EPA) issued the pre-publication version of its Final Rule for standards of performance in the Oil and Natural Gas sector. The original proposed rule, published on November 15, 2021, sought to strengthen methane standards for new sources (New Source Performance Standards or NSPS), establish nationwide … Continue Reading

Heavy-Duty Regulatory Update: Reviewing US EPA’s Waiver for CARB’s Advanced Clean Trucks Regulations and US EPA’s Proposed Phase 3 GHG Emissions Standards

Our team at Squire Patton Boggs monitors developments surrounding the heavy-duty vehicle and engine sector.  Our last blog post on this topic covered updates on US EPA’s proposed Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards and California Air Resources Board’s (CARB’s) rulemaking for off-road diesel engine regulations.  In this … Continue Reading

US EPA Proposed Clean Air Act Endangerment Finding Targets Aviation Fuel

Lead was once a common additive in fuels, paints, glasses, batteries, pipes, ceramics, and more.  As the health effects of lead exposure came to be better known, Congress and EPA began targeting lead pollution under a variety of laws and regulations governing air and water pollution, including the Toxic Substances Control Act, Residential Lead-Based Paint … Continue Reading

US EPA’s Submission of Reconsidered Fugitive Emissions Rule Signals Movement Forward on Agency Air Permitting Initiatives

While the US has begun considering the implications of the US Supreme Court’s monumental June 28, 2022 opinion addressing air emissions from power plants, without much fanfare US EPA sent a proposed rulemaking to the White House Office of Management & Budget (OMB) for pre-publication interagency review that could be significant for “major source” air … Continue Reading

US Supreme Court Limits EPA’s Authority to Regulate Carbon Emissions from Existing Power Plants Under Major Questions Doctrine with Implications for Agency Rulemaking Generally

On June 30, 2022, the US Supreme Court held that the Obama-era Clean Power Plan (CPP) “[c]apping carbon dioxide emissions at a level that [would] force” energy generation shifting from coal to natural gas to renewables nationwide was not within the statutory authority that Section 111(d) of the Clean Air Act (CAA), codified as 42 … Continue Reading

Heavy Duty Regulatory Update: CARB & US EPA Proposed Rulemaking for NOx Heavy-Duty Offroad and Onroad Truck Standards

Our team at Squire Patton Boggs continues to track recent regulatory developments for the heavy-duty vehicle and engine sector. In our last blog post on this topic, we covered US EPA’s Cleaner Trucks Initiative, the California Air Resources Board’s (CARB’s) heavy-duty engine and vehicle omnibus regulation, and CARB’s Advanced Clean Trucks Regulation. US EPA Heavy-Duty … Continue Reading

Clearing the Air: US EPA Looks to Revamp Pyrolysis and Gasification Regulations

One man’s trash is another man’s treasure.  In this case, one man’s solid waste, commercial and industrial waste, biomass, plastics, tires, and organic contaminants are another man’s energy, fuel, and commodity chemicals thanks to waste conversion technologies generally known as pyrolysis and gasification.  For years, these waste conversion technologies have been regulated under a patchwork … Continue Reading

US EPA Takes AIM at HFCs

It’s déjà vu all over again.  Over the course of more than thirty years, EPA and industry partners successfully wound down usage of ozone-depleting chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) under the Significant New Alternatives Policy (SNAP) in Title VI of the Clean Air Act, enacted following the 1987 Montreal Protocol.  Under SNAP, HCFCs and CFCs … Continue Reading

Developments in Mobile Source Regulation: US EPA’s Updated Tampering Policy

The second half of 2020 sped by with all the fleetness of a supercharged truck. In case you missed it, Squire Patton Boggs has provided a recap of the Agency’s revised tampering policy as well as trends in the broader industry. Although we expect the new administration to lead to changes in approach to mobile … Continue Reading

Climate Change Lawsuit Reaches the US Supreme Court

The US Supreme Court recently granted certiorari in an important climate change lawsuit, BP P.L.C. v. Mayor and City Council of Baltimore. The lawsuit pits the Mayor and City of Baltimore against twenty-six multinational oil and gas companies that Baltimore claims are responsible for climate change. Baltimore alleges that the companies contributed to climate change … Continue Reading

US EPA Proposes New Rule Modernizing and Streamlining EAB Review Process

On November 6, 2019, the U.S. Environmental Protection Agency (US EPA) proposed a new procedural rule titled “Modernizing the Administrative Exhaustion Requirement for Permitting Decisions and Streamlining Procedures for Permit Appeals” (the Proposal). The Proposal represents the first update to the Environmental Appeals Board (EAB) in 27 years. Specifically, the Proposal would impact the EAB’s … Continue Reading

Mobile Sources Face an Increased Risk of Agency Enforcement and Citizen Suits

On June 12, 2019, the US Environmental Protection Agency (US EPA) announced its seven enforcement and compliance assurance priority areas for fiscal years 2020-2023. One of the National Compliance Initiatives includes “Stopping Aftermarket Defeat Devices for Vehicles and Engines.” Specifically, the Agency expressed that it will have a focus on reducing aftermarket defeat device manufacture, … Continue Reading

California Threatens Lawsuit Against US EPA as Pruitt Threatens to Roll Back Emissions Standards

In 2012, California, the Obama Administration, and major US automakers agreed (2012 Agreement) to nearly double fuel efficiency fleet-wide by 2025, raising the average fuel economy of new cars and light trucks to more than 50 MPG, or roughly 36 MPG in real-world driving. As part of the 2012 Agreement, a midterm review was scheduled … Continue Reading

New US EPA Memorandum Suggests a Hand’s-Off Approach to NSR Applicability Determinations

On December 7, 2017, US EPA Administrator Scott Pruitt issued a memorandum to all Regional Administrators to offer guidance regarding the Agency’s interpretation of New Source Review (NSR) preconstruction permitting requirements in response to recent decisions from the Sixth Circuit in EPA v. DTE Energy Co.  Highlighting the lack of unanimity among the individual Sixth … Continue Reading

D.C. Circuit Holds US EPA Cannot Stay Implementation of Methane Rule Issued by Obama Administration

On July 3, 2017, the US Court of Appeals for the D.C. Circuit vacated US EPA’s decision to stay implementation of portions of a final rule concerning methane and other greenhouse gases.  In Clean Air Council v. Pruitt, a three-judge panel held that US EPA lacked authority under the Clean Air Act to stay the … Continue Reading

What Happened to US EPA’s New Source Performance Standards and Emission Guidelines for Municipal Solid Waste Landfills?

In 2016, US EPA finalized two rules designed to reduce methane and non-methane organic compound emissions from landfills.  These rules were adopted as part of President Obama’s Climate Action Plan: Strategy to Reduce Methane Emissions.  US EPA issued final New Source Performance Standards (NSPS) to reduce emissions caused by landfill gas from new, modified and reconstructed municipal solid waste (MSW) … Continue Reading

Asbestos-Containing Materials: A Non-Scope Consideration Worth Investigating During Environmental Due Diligence

A common question that arises when performing environmental due diligence on commercial real estate is the degree to which the presence of asbestos-containing materials (ACMs) should be investigated.  In the case of ACMs, “what you don’t know can hurt you” and, therefore, the old axiom of “less is more” does not apply.  This is especially true regarding asbestos not only … Continue Reading

Ninth Circuit Rules Smelter Emissions Are Not a CERCLA Disposal

The Ninth Circuit’s recent opinion in Pakootas v. Teck Cominco Metals, Ltd., addressed whether, “[w]hen a smelter emits lead, arsenic, cadmium, and mercury compounds through a smokestack and those compounds contaminate land or water downwind, . . . the owner-operator of the smelter [can] be held liable for cleanup costs and natural resource damages under … Continue Reading

US EPA Finalizes Oil and Gas New Source Performance Standards With Potentially Broader New Source Review Impact

With US EPA’s regulation of greenhouse gas emissions from fossil fuel–fired electric generation still hotly contested in the D.C. Circuit, US EPA is proceeding with the next step in its implementation of the White House’s Climate Action Plan by moving forward with additional greenhouse gas regulations, this time of the nation’s oil and gas infrastructure.  … Continue Reading

The Air (Emissions) of Spring May Soon Give Rise to Unprecedented CERCLA Liability

As 2015 came to a close, the Ninth Circuit Court of Appeals quietly notified the parties in a decades-long environmental dispute that, in April 2016, the court will hear arguments in a case that could reshape CERCLA liability forever.  The basis for the pending appeal is a district court order holding that air emissions could … Continue Reading

D.C. Circuit Leaves US EPA’s Mercury Rule in Place During Remand

On December 15, 2015, the United States Court of Appeals for the District of Columbia rejected challenges by energy industry groups and several states that are seeking to scrap US EPA’s Mercury and Air Toxics Standards (“MATS”) final rule.  White Stallion Energy Center, LLC v. EPA, Case No. 12-1100.  The Court remanded the rule to US EPA for … Continue Reading

US EPA Issues Final Rule to Clamp Down on Refinery Emissions

On September 29, 2015, US EPA issued a final rule for the regulation of emissions from the nation’s 142 petroleum refinery operations (the “Refinery Rule”).  The regulatory structure underlying the rule is complex, but essentially includes both a “residual risk review” to assess the risk to public health, and a “technology review” where, as the … Continue Reading

D.C. Circuit Mandates Further Work on CSAPR

On July 28, 2015, the US Court of Appeals for the D.C. Circuit remanded part of the Cross-State Air Pollution Rule (CSAPR) to USEPA for reconsideration, finding that the Agency had erred in 2014 sulfur dioxide and ozone budgets for 13 states.  The next opportunity to influence outcome will be US EPA’s rulemaking process for re-setting … Continue Reading
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