This is a list of all the United States Supreme Court cases from volume 311 of the United States Reports:
| Case name | Citation | Date decided |
|---|---|---|
| Arkansas v. Tennessee | 311 U.S. 1 | 1940 |
| Continental Assurance Company v. Tennessee | 311 U.S. 5 | 1940 |
| Republic Steel Corporation v. National Labor Relations Board | 311 U.S. 7 | 1940 |
| Fleisher Engineering and Construction Company v. United States ex rel. Hallenbeck | 311 U.S. 15 | 1940 |
| W. India Oil Company v. Domenech | 311 U.S. 20 | 1940 |
| Hansberry v. Lee | 311 U.S. 32 | 1940 |
| Helvering v. Northwestern Steel Rolling Mills, Inc. | 311 U.S. 46 | 1940 |
| Crane-Johnson Company v. Helvering | 311 U.S. 54 | 1940 |
| J.E. Riley Investment Company v. Internal Revenue Service | 311 U.S. 55 | 1940 |
| United States v. Stewart (1940) | 311 U.S. 60 | 1940 |
| Machinists v. National Labor Relations Board | 311 U.S. 72 | 1940 |
| Neuberger v. Internal Revenue Service | 311 U.S. 83 | 1940 |
| Milk Wagon Drivers v. Lake Valley Farm Products, Inc. | 311 U.S. 91 | 1940 |
| Wilson and Company v. United States | 311 U.S. 104 | 1940 |
| Wisconsin v. Illinois | 311 U.S. 107 | 1940 |
| Helvering v. Horst | 311 U.S. 112 | 1940 |
| Helvering v. Eubank | 311 U.S. 122 | 1940 |
| Smith v. Texas (1940) | 311 U.S. 128 | 1940 |
| Federal Communications Commission v. Columbia Broadcasting System | 311 U.S. 132 | 1940 |
| American United Mutual Life Insurance Company v. Avon Park | 311 U.S. 138 | 1940 |
| Bacardi Corporation v. Domenech | 311 U.S. 150 | 1940 |
| Fidelity Union Trust Company v. Field | 311 U.S. 169 | 1940 |
| Six Cos. v. Joint Highway District | 311 U.S. 180 | 1940 |
| Helvering v. Janney | 311 U.S. 189 | 1940 |
| Taft v. Helvering | 311 U.S. 195 | 1940 |
| Kloeb v. Armour and Company | 311 U.S. 199 | 1940 |
| United States v. Falcone | 311 U.S. 205 | 1940 |
| Schriber-Schroth Company v. Cleveland Trust Company | 311 U.S. 211 | 1940 |
| West v. AT&T | 311 U.S. 223 | 1940 |
| Montgomery Ward and Company v. Duncan | 311 U.S. 243 | 1940 |
| C.E. Stevens Company v. Foster and Kleiser Company | 311 U.S. 255 | 1940 |
| Bowman v. Loperena | 311 U.S. 262 | 1940 |
| Helvering v. Oregon Mutual Life Insurance Company | 311 U.S. 267 | 1940 |
| Helvering v. Pan-American Life Insurance Company | 311 U.S. 272 | 1940 |
| Wright v. Union Central Life Insurance Company | 311 U.S. 273 | 1940 |
| Deckert v. Independent Shares Corporation | 311 U.S. 282 | 1940 |
| United States v. Harris | 311 U.S. 292 | 1940 |
| L. Singer and Sons v. Union Pacific Railroad Company | 311 U.S. 295 | 1940 |
| United States v. Northern Pacific Railroad Company | 311 U.S. 317 | 1940 |
| United States v. Appalachian Electric Power Company | 311 U.S. 377 | 1940 |
| Wisconsin v. J.C. Penney Company | 311 U.S. 435 | 1940 |
| Wisconsin v. Minnesota Mining and Manufacturing Company | 311 U.S. 452 | 1940 |
| Best and Company v. Maxwell | 311 U.S. 454 | 1940 |
| Milliken v. Meyer | 311 U.S. 457 | 1940 |
| Stoner v. New York Life Insurance Company | 311 U.S. 464 | 1940 |
| Z. and F. Assets Realization Corporation v. Hull | 311 U.S. 470 | 1941 |
| Jackson v. Irving Trust Company | 311 U.S. 494 | 1941 |
| Helvering v. Hammel | 311 U.S. 504 | 1941 |
| Electro-Chemical Engraving Company v. Commissioner | 311 U.S. 513 | 1941 |
| H.J. Heinz Company v. National Labor Relations Board | 311 U.S. 514 | 1941 |
| McClain v. Internal Revenue Service | 311 U.S. 527 | 1941 |
| Voeller v. Neilston Warehouse Company | 311 U.S. 531 | 1941 |
| Vandenbark v. Owens-Illinois Glass Company | 311 U.S. 538 | 1941 |
| Palmer v. Connecticut Railway and Lighting Company | 311 U.S. 544 | 1941 |
| Railroad Commissioner v. Rowan and Nichols Oil Company | 311 U.S. 570 | 1941 |
| Railroad Commissioner v. Humble Oil and Refining Company | 311 U.S. 578 | 1941 |
| Reconstruction Finance Corporation v. Prudence Sec. Advisory Group | 311 U.S. 579 | 1941 |
| National Labor Relations Board v. Link-Belt Company | 311 U.S. 584 | 1941 |