The western division comprises the counties of Benton, Carroll, Chester, Crockett, Decatur, Dyer, Fayette, Gibson, Hardeman, Hardin, Haywood, Henderson, Henry, Lake, Lauderdale, Madison, McNairy, Obion, Shelby, Tipton and Weakley.
Western grand division
Tenn. Code Ann. § 4-1-204, under Grand Divisions and State Capital.
Tenn. Code Ann. § 4-1-204