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Waters of the United States Clean Water Act Chevron Deference

Miller Starr Regalia

The Federal Clean Water Act In 2025: A Retracting Construction

Miller Starr Regalia on

More than 50 years ago, the Federal Clean Water Act (CWA or Act) was enacted by Congress to protect the quality of the Nation’s waters. The scope of that protection has been evolving ever since. Until relatively recently, the...more

Pillsbury Winthrop Shaw Pittman LLP

Confronting Regulatory Fluidity in the Post-Maui and Post-Sackett World of Water Regulation

Both regulators and the regulated community must remain alert to accommodate the constantly changing regulatory scheme created in the post-Sackett world. The application of Maui and Sackett in recent months confirms the...more

McGlinchey Stafford

How the Sackett Decision Changed the Chevron Doctrine

McGlinchey Stafford on

The Chevron doctrine is one of the most important principles of administrative law in the United States. It states that when a federal statute is ambiguous, courts should defer to the reasonable interpretation of the agency...more

Davis Wright Tremaine LLP

SCOTUS Whacks WOTUS, Reducing Protection of American Wetlands

In Sackett v. EPA, the U.S. Supreme Court delivered a massive blow to EPA's ability to regulate wetlands under the Clean Water Act ("CWA"). Addressing the "nagging question" about the reaches of the CWA, Justice Alito, joined...more

(ACOEL) | American College of Environmental...

2023 WOTUS Rule Enjoined in Texas and Idaho (Or “Here We Go Again”)

On March 19, 2023, a federal district court in Texas granted a preliminary injunction prohibiting the January 2023 Revised Definition of Waters of the United States (2023 WOTUS rule) promulgated by Environmental Protection...more

Foley Hoag LLP - Environmental Law

More Evidence that Chevron Is Not a Liberal Plot

November 26, 2019, Judge William Young ruled that discharges to groundwater are not subject to Clean Water Act jurisdiction, even if they ultimately reach surface waters that are unambiguously waters of the United States. He...more

Pillsbury Winthrop Shaw Pittman LLP

Environmental Case Law Update

“Summer’s lease hath all too short a date.” Many important environmental and administrative law decisions were reported by the federal and state courts over the past six months. The courts are dealing with very...more

Pillsbury Winthrop Shaw Pittman LLP

Supreme Court’s Environmental and Administrative Law Decisions in 2015-2016 Term

This Advisory briefly reports on some of the significant U.S. Supreme Court actions from January through June 2016 related to environmental and administrative law. ...more

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