The jurisdiction of the Western District of Tennessee comprises the following counties: Benton, Carroll, Chester, Crockett, Decatur, Dyer, Fayette, Gibson, Hardeman, Hardin, Haywood, Henderson, Henry, Lake, Lauderdale, Madison, McNairy, Obion, Perry, Shelby, Tipton, and Weakley.
The United States Attorney's Office for the Western District of Tennessee represents the United States in civil and criminal litigation in the court.