Regulatory Lawsuits

The following are cases in which the U.S. Chamber of Commerce, represented by the U.S. Chamber Litigation Center, is participating as a party—a plaintiff, petitioner, or an intervenor.

Results are sorted by the date of most recent activity.

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Air Alliance Houston v. EPA (2017 Risk Management Program)

U.S. Court of Appeals for the District of Columbia Circuit
Decided
August 17, 2018

D.C. Circuit thwarts EPA attempt to delay effective date of Obama Risk Management Program rule 

Air Alliance Houston v. EPA (2017 Risk Management Program)

U.S. Court of Appeals for the District of Columbia Circuit
Decided
August 17, 2018

D.C. Circuit thwarts EPA attempt to delay effective date of Obama Risk Management Program rule 

Air Alliance Houston v. EPA (2017 Risk Management Program)

U.S. Court of Appeals for the District of Columbia Circuit
Decided
August 17, 2018

D.C. Circuit thwarts EPA attempt to delay effective date of Obama Risk Management Program rule 

Chamber of Commerce v. IRS

U.S. District Court for the Western District of Texas
Decided
July 26, 2018

Government dismisses own appeal from Chamber victory against IRS rule used to block certain corporate mergers

Chamber of Commerce v. IRS

U.S. District Court for the Western District of Texas
Decided
July 26, 2018

Government dismisses own appeal from Chamber victory against IRS rule used to block certain corporate mergers

Chamber of Commerce v. IRS

U.S. District Court for the Western District of Texas
Decided
July 26, 2018

Government dismisses own appeal from Chamber victory against IRS rule used to block certain corporate mergers

Chamber of Commerce v. IRS

U.S. District Court for the Western District of Texas
Decided
July 26, 2018

Government dismisses own appeal from Chamber victory against IRS rule used to block certain corporate mergers

Chamber of Commerce v. IRS

U.S. District Court for the Western District of Texas
Decided
July 26, 2018

Government dismisses own appeal from Chamber victory against IRS rule used to block certain corporate mergers

Environmental Defense Fund v. EPA (NSR Guidance)

U.S. Court of Appeals for the District of Columbia Circuit
Pending
July 13, 2018

Case challenging EPA’s New Source Review guidance put in abeyance

Environmental Defense Fund v. EPA (NSR Guidance)

U.S. Court of Appeals for the District of Columbia Circuit
Pending
July 13, 2018

Case challenging EPA’s New Source Review guidance put in abeyance

Chamber of Commerce v. City of Seattle

U.S. Court of Appeals for the Ninth Circuit
Decided
May 11, 2018

Ninth Circuit sides with Chamber in challenge to Seattle’s ordinance authorizing unionization of independent contractors

Chamber of Commerce v. City of Seattle

U.S. Court of Appeals for the Ninth Circuit
Decided
May 11, 2018

Ninth Circuit sides with Chamber in challenge to Seattle’s ordinance authorizing unionization of independent contractors

Chamber of Commerce v. City of Seattle

U.S. Court of Appeals for the Ninth Circuit
Decided
May 11, 2018

Ninth Circuit sides with Chamber in challenge to Seattle’s ordinance authorizing unionization of independent contractors

ACA International & Chamber of Commerce v. FCC

U.S. Court of Appeals for the District of Columbia Circuit
Decided
March 16, 2018

Victory in business community’s challenge to FCC’s 2015 order on the Telephone Consumer Protection Act 

ACA International & Chamber of Commerce v. FCC

U.S. Court of Appeals for the District of Columbia Circuit
Decided
March 16, 2018

Victory in business community’s challenge to FCC’s 2015 order on the Telephone Consumer Protection Act 

Chamber of Commerce v. U.S. Department of Labor (Fiduciary Rule Appeal)

U.S. Court of Appeals for the Fifth Circuit
Decided
March 15, 2018

Fifth Circuit strikes down DOL's 2016 Fiduciary Rule

Chamber of Commerce v. U.S. Department of Labor (Fiduciary Rule Appeal)

U.S. Court of Appeals for the Fifth Circuit
Decided
March 15, 2018

Fifth Circuit strikes down DOL's 2016 Fiduciary Rule

Chamber of Commerce v. U.S. Department of Labor (Fiduciary Rule Appeal)

U.S. Court of Appeals for the Fifth Circuit
Decided
March 15, 2018

Fifth Circuit strikes down DOL's 2016 Fiduciary Rule

Chamber of Commerce v. U.S. Department of Labor (Fiduciary Rule Appeal)

U.S. Court of Appeals for the Fifth Circuit
Decided
March 15, 2018

Fifth Circuit strikes down DOL's 2016 Fiduciary Rule

Chamber of Commerce v. EPA (Regional Haze Rule)

U.S. Court of Appeals for the District of Columbia Circuit
Pending
January 30, 2018

Regional Haze Program Rule appeal held in abeyance at the D.C. Circuit

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