A feed of cases that cite 326 U.S. 340.
http://supreme.justia.com/
326 U.S. 3402007-12-13
http://supreme.justia.com/us/317/329/index.html
Detroit Bank v. United States, 317 U.S. 329 (1943)1943-1-1
http://supreme.justia.com/us/317/95/index.html
Riggs v. Del Drago, 317 U.S. 95 (1942)1942-1-1
http://supreme.justia.com/us/218/400/index.html
Moffitt v. Kelly, 218 U.S. 400 (1910)1910-1-1
http://supreme.justia.com/us/282/101/index.html
Poe v. Seaborn, 282 U.S. 101 (1930)1930-1-1
http://supreme.justia.com/us/282/127/index.html
Bender v. Pfaff, 282 U.S. 127 (1930)1930-1-1
http://supreme.justia.com/us/323/44/index.html
Commissioner v. Harmon, 323 U.S. 44 (1944)1944-1-1
http://supreme.justia.com/us/240/1/index.html
Brushaber v. Union Pacific R. Co., 240 U.S. 1 (1916)1916-1-1
http://supreme.justia.com/us/301/548/index.html
Steward Mach. Co. v. Collector, 301 U.S. 548 (1937)1937-1-1
http://supreme.justia.com/us/254/122/index.html
Watson v. State Comptroller, 254 U.S. 122 (1920)1920-1-1
http://supreme.justia.com/us/178/41/index.html
Knowlton v. Moore, 178 U.S. 41 (1900)1900-1-1
http://supreme.justia.com/us/264/47/index.html
Young Men's Christian Ass'n v. Davis, 264 U.S. 47 (1924)1924-1-1
http://supreme.justia.com/us/280/124/index.html
Bromley v. McCaughn, 280 U.S. 124 (1929)1929-1-1
http://supreme.justia.com/us/289/670/index.html
Burnet v. Wells, 289 U.S. 670 (1933)1933-1-1
http://supreme.justia.com/us/288/249/index.html
Nashville, C. & St. Louis Ry. Co. v. Wallace, 288 U.S. 249 (1933)1933-1-1
http://supreme.justia.com/us/300/577/index.html
Henneford v. Silas Mason Co., Inc., 300 U.S. 577 (1937)1937-1-1
http://supreme.justia.com/us/232/261/index.html
Billings v. United States, 232 U.S. 261 (1914)1914-1-1
http://supreme.justia.com/us/173/509/index.html
Nicol v. Ames, 173 U.S. 509 (1899)1899-1-1
http://supreme.justia.com/us/192/363/index.html
Thomas v. United States, 192 U.S. 363 (1904)1904-1-1
http://supreme.justia.com/us/276/260/index.html
Saltonstall v. Saltonstall, 276 U.S. 260 (1928)1928-1-1
http://supreme.justia.com/us/278/327/index.html
Chase National Bank v. United States, 278 U.S. 327 (1929)1929-1-1
http://supreme.justia.com/us/320/410/index.html
Estate of Rogers v. Commissioner, 320 U.S. 410 (1943)1943-1-1
http://supreme.justia.com/us/315/657/index.html
Graves v. Schmidlapp, 315 U.S. 657 (1942)1942-1-1
http://supreme.justia.com/us/268/137/index.html
Stebbins and Hurley v. Riley, 268 U.S. 137 (1925)1925-1-1
http://supreme.justia.com/us/281/497/index.html
Tyler v. United States, 281 U.S. 497 (1930)1930-1-1
http://supreme.justia.com/us/306/363/index.html
United States v. Jacobs, 306 U.S. 363 (1939)1939-1-1
http://supreme.justia.com/us/309/530/index.html
Witney v. State Tax Commission of New York, 309 U.S. 530 (1940)1940-1-1
http://supreme.justia.com/us/290/56/index.html
Griswold v. Helvering, 290 U.S. 56 (1933)1933-1-1
http://supreme.justia.com/us/278/339/index.html
Reinecke v. Northern Trust Co., 278 U.S. 339 (1929)1929-1-1
http://supreme.justia.com/us/247/339/index.html
Lynch v. Hornby, 247 U.S. 339 (1918)1918-1-1
http://supreme.justia.com/us/278/470/index.html
Taft v. Bowers, 278 U.S. 470 (1929)1929-1-1
http://supreme.justia.com/us/280/409/index.html
Cooper v. United States, 280 U.S. 409 (1930)1930-1-1
http://supreme.justia.com/us/94/589/index.html
Clapp v. Mason, 94 U.S. 589 (1876)1876-1-1
http://supreme.justia.com/us/196/480/index.html
Vanderbilt v. Eidman, 196 U.S. 480 (1905)1905-1-1
http://supreme.justia.com/us/282/582/index.html
Coolidge v. Long, 282 U.S. 582 (1931)1931-1-1
http://supreme.justia.com/us/283/15/index.html
Milliken v. United States, 283 U.S. 15 (1931)1931-1-1
http://supreme.justia.com/us/281/376/index.html
Corliss v. Bowers, 281 U.S. 376 (1930)1930-1-1
http://supreme.justia.com/us/289/172/index.html
Reinecke v. Smith, 289 U.S. 172 (1933)1933-1-1
http://supreme.justia.com/us/288/280/index.html
Burnet v. Guggenheim, 288 U.S. 280 (1933)1933-1-1
http://supreme.justia.com/us/112/580/index.html
Head Money Cases, 112 U.S. 580 (1884)1884-1-1
http://supreme.justia.com/us/256/377/index.html
LaBelle Iron Works v. United States, 256 U.S. 377 (1921)1921-1-1
http://supreme.justia.com/us/283/589/index.html
Phillips v. Commissioner, 283 U.S. 589 (1931)1931-1-1
http://supreme.justia.com/us/317/102/index.html
Helvering v. Ohio Leather Co., 317 U.S. 102 (1942)1942-1-1
http://supreme.justia.com/us/92/575/index.html
State Railroad Tax Cases, 92 U.S. 575 (1875)1875-1-1
http://supreme.justia.com/us/301/412/index.html
Great Atlantic & Pacific Tea Co. v. Grosjean, 301 U.S. 412 (1937)1937-1-1
http://supreme.justia.com/us/301/495/index.html
Carmichael v. Southern Coal & Coke Co., 301 U.S. 495 (1937)1937-1-1
http://supreme.justia.com/us/303/573/index.html
New York Rapid Transit Corp. v. New York, 303 U.S. 573 (1938)1938-1-1
http://supreme.justia.com/us/284/160/index.html
Phillips v. Dime Trust & Safe Deposit Co., 284 U.S. 160 (1931)1931-1-1
http://supreme.justia.com/us/312/100/index.html
United States v. Darby, 312 U.S. 100 (1941)1941-1-1
http://supreme.justia.com/us/300/506/index.html
Sonzinsky v. United States, 300 U.S. 506 (1937)1937-1-1
http://supreme.justia.com/us/279/47/index.html
Nielsen v. Johnson, 279 U.S. 47 (1929)1929-1-1
http://supreme.justia.com/us/269/315/index.html
United States v. Robbins, 269 U.S. 315 (1926)1926-1-1
http://supreme.justia.com/us/282/792/index.html
United States v. Malcolm, 282 U.S. 792 (1931)1931-1-1
http://supreme.justia.com/us/326/1/index.html
Associated Press v. United States, 326 U.S. 1 (1945)1945-1-1
http://supreme.justia.com/us/317/154/index.html
Helvering v. Stuart, 317 U.S. 154 (1942)1942-1-1
http://supreme.justia.com/us/312/399/index.html
United States v. Pelzer, 312 U.S. 399 (1941)1941-1-1
http://supreme.justia.com/us/284/206/index.html
Hoeper v. Tax Commission of Wisconsin, 284 U.S. 206 (1931)1931-1-1
http://supreme.justia.com/us/309/331/index.html
Helvering v. Clifford, 309 U.S. 331 (1940)1940-1-1