Tenn. Code Ann. § 50-1-301: Toilet facilities for female employees

(a) All persons employing female employees in any manufacturing or mercantile establishment shall provide separate privies or water closets for the female employees.

(b) No male person shall enter the separate privies or water closets except for the purpose of repairing or cleaning the privies or water closets.

(c) A violation of this section is a Class C misdemeanor.