2021 Tennessee Code
Part 1 - Counties Generally
§ 5-1-108. Division Into Districts

The different counties shall be laid off, as the general assembly may direct, into districts of convenient size, so that the whole number in each county shall not be more than twenty-five (25), or four (4) for every one hundred square miles (100 sq. mi.).
Code 1858, § 76 (deriv. Const. 1834, art. 6, § 15); Shan., § 94; Code 1932, § 112; T.C.A (orig. ed.), § 5-108.