Truck or motor carrier regulation: Supreme Court decisions

Every U.S. Supreme Court decision from the 1946 through 2025 Terms that the Supreme Court Database classifies under the issue “Truck or motor carrier regulation,” part of the Economic Activity area.

Legal provisions most often involved

All 27 decisions, newest first

• Pierce County v. Ignacio Guillen
  537 U.S. 129Decided January 14, 20039–0Clarence Thomas
• Security Services, Inc. v. Kmart Corporation
  511 U.S. 431Decided May 16, 19947–2David H. Souter
• Interstate Commerce Commission v. American Trucking Associations, Inc.
  467 U.S. 354Decided June 5, 19845–4Thurgood Marshall
• Bowman Transportation, Inc. v. Arkansas-Best Freight System, Inc.
  419 U.S. 281Decided December 23, 19749–0William O. Douglas
• United States v. International Minerals & Chemical Corp.
  402 U.S. 558Decided June 1, 19716–3William O. Douglas
• American Farm Lines v. Black Ball Freight Service
  397 U.S. 532Decided April 20, 19705–3William O. Douglas
• Red Ball Motor Freight, Inc. v. Shannon
  377 U.S. 311Decided June 1, 19645–4William J. Brennan Jr.
• Willis Shaw Frozen Express, Inc. v. United States
  377 U.S. 159Decided May 4, 19646–3Per curiam
• United States v. J. B. Montgomery, Inc.
  376 U.S. 389Decided March 23, 19649–0Tom C. Clark
• Pensick & Gordon, Inc. v. California Motor Express
  371 U.S. 184Decided December 3, 19626–3Per curiam
• Hewitt-Robins Incorporated v. Eastern Freight-Ways, Inc.
  371 U.S. 84Decided November 19, 19626–3Tom C. Clark
• United States v. Drum
  368 U.S. 370Decided January 15, 19627–2William J. Brennan Jr.
• Interstate Commerce Commission v. J-T Transport Co., Inc.
  368 U.S. 81Decided December 4, 19616–3William O. Douglas
• American Trucking Associations, Inc. v. United States
  364 U.S. 1Decided June 27, 19609–0Earl Warren
• T. I. M. E. Incorporated v. United States
  359 U.S. 464Decided May 18, 19595–4John M. Harlan II
• American Trucking Associations, Inc. v. Frisco Transportation Co.
  358 U.S. 133Decided December 15, 19587–1Earl Warren
• United States v. a & P Trucking Co.
  358 U.S. 121Decided December 8, 19589–0John M. Harlan II
• County of Marin v. United States
  356 U.S. 412Decided May 19, 19585–4Tom C. Clark
• Public Service Commission of Utah v. United States
  356 U.S. 421Decided May 19, 19585–4Tom C. Clark
• Schaffer Transportation Co. v. United States
  355 U.S. 83Decided December 9, 19578–1Earl Warren
• American Trucking Associations, Inc. v. United States
  355 U.S. 141Decided December 9, 19578–1Tom C. Clark
• East Texas Motor Freight Lines, Inc. v. Frozen Food Express
  351 U.S. 49Decided April 23, 19565–4William O. Douglas
• United States v. Contract Steel Carriers, Inc.
  350 U.S. 409Decided March 12, 19567–2Per curiam
• American Trucking Associations, Inc. v. United States
  344 U.S. 298Decided January 12, 19537–2Stanley F. Reed
• Boyce Motor Lines, Inc. v. United States
  342 U.S. 337Decided January 28, 19526–3Tom C. Clark
• United States v. Pacific Coast Wholesalers' Association
  338 U.S. 689Decided February 6, 19508–0Per curiam
• United States v. Capital Transit Company
  338 U.S. 286Decided November 14, 19495–3Per curiam

Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error