Tennessee Code Title 8. Public Officers and Employees § 8-10-111

(b)(1) In counties governed by a metropolitan government as provided for by title 7, chapters 1-3, any constable to whom a precept or process is directed by a judge or clerk of a court of general sessions may perform the constable's duties relating thereto by delivering such precept or process within a reasonable time to the sheriff of the county, who shall serve such precept or process.

(2) Upon delivering the precept or process to the sheriff as provided in this subsection (b) and taking a receipt therefor, the constable will have performed the constable's function and duty relating thereto. Thereupon, the constable and the surety on the constable's bond shall be relieved of all liability for failure to serve the precept or process, and the constable shall not be subject to any penalty or fine for refusing or neglecting to serve such precept or process.

(3) Nothing in this subsection (b) shall change, alter, or diminish the duties of the constable under § 8-10-113.

(4) Duly elected constables when proceeding under this subsection (b) shall not accept any fees for their services.

(5) Proper action hereunder by any constable shall not constitute a failure to perform such constable's statutory duties and shall not act to vacate the office.