Tenn. Const. art. VII, § 1

The qualified voters of each county shall elect for terms of four years a legislative body, a county executive, a Sheriff, a Trustee, a Register, a County Clerk and an Assessor of Property. Their qualifications and duties shall be prescribed by the General Assembly. Any officer shall be removed from malfeasance or neglect of duty as prescribed by the General Assembly.

The legislative body shall be composed of representatives from districts in the county as drawn by the county legislative body pursuant to statutes enacted by the General Assembly. Districts shall be reapportioned at least every ten years based upon the most recent federal census. The legislative body shall not exceed twenty-five members, and no more than three representatives shall be elected from a district. Any county organized under the consolidated government provisions of Article XI, Section 9, of this Constitution shall be exempt from having a county executive and a county legislative body as described in this paragraph.

The General Assembly may provide alternate forms of county government including the right to charter and the manner by which a referendum may be called. The new form of government shall replace the existing form if approved by a majority of the voters in the referendum.

No officeholder’s current term shall be diminished by the ratification of this article.