Clayton Antitrust Act

Identifier

Identifier

15 U.S.C. §§ 12 to 27

Level

Federal

Status

In force

Adopted

1914-10-15

Applies from

1914-10-15

Supervisory bodies

DOJ Antitrust, FTC

Named requirements

• Private right of action

  15 U.S.C. § 15

  Threefold damages, costs and attorney fees for injury to business or property.

• Mergers and acquisitions

  15 U.S.C. § 18

  Acquisitions whose effect may be substantially to lessen competition.

• Premerger notification

  15 U.S.C. § 18a

  Filing and waiting period before closing a reportable transaction.

• Interlocking directorates

  15 U.S.C. § 19

  Serving as director or officer of competing corporations above the size thresholds.

Official source

• uscode.house.gov
• www.justice.gov
• www.ftc.gov

United States case law

19 decisions · Read from CourtListener, Free Law Project on 2026-08-22.

• Drabinsky v. Actors' Equity Association

  106 F.4th 2062d Cir.2024-07-02Open to review by a higher court, the source does not state the outcome

• Relevent Sports v. U.S. Soccer Federation

  61 F.4th 2992d Cir.2023-03-07Open to review by a higher court, the source does not state the outcome

• Don't Look Media LLC v. Fly Victor Limited

  999 F.3d 128411th Cir.2021-06-04Open to review by a higher court, the source does not state the outcome

• Steves and Sons, Inc. v. Jeld-Wen, Inc.

  988 F.3d 6904th Cir.2021-02-18Open to review by a higher court, the source does not state the outcome

• Christine Bearden v. Ballad Health

  967 F.3d 5136th Cir.2020-07-23Open to review by a higher court, the source does not state the outcome

• Connecticut Ironworkers Employers Ass'n v. New England Regional Council of Carpenters

  869 F.3d 922d Cir.2017-08-23Open to review by a higher court, the source does not state the outcome

• Conn. Ironworkers Emp'rs Ass'n v. New England Reg'l Council of Carpenters

  2d Cir.2017-08-23Open to review by a higher court, the source does not state the outcome

• American Sales Co. v. AstraZeneca LP

  842 F.3d 341st Cir.2016-11-21Open to review by a higher court, the source does not state the outcome

• In re: Nexium Antitrust v.

  1st Cir.2016-11-21Open to review by a higher court, the source does not state the outcome

• Pharmaceutical Research & Manufacturers of America v. Federal Trade Commission

  416 U.S. App. D.C. 129D.C. Cir.2015-06-09Open to review by a higher court, the source does not state the outcome

• Dow Chemical Co. v. Seegott Holdings, Inc.

  768 F.3d 124510th Cir.2014-09-29Open to review by a higher court, the source does not state the outcome

• In re: Urethane AntiTrust Liti v.

  10th Cir.2014-09-29Open to review by a higher court, the source does not state the outcome