Tennessee Code Title 68. Health, Safety and Environmental Protection § 68-102-137

(a) It is the duty of the commissioner, or the commissioner's deputies and assistants, to require fire drills in educational and institutional occupancies.

(b) Fire drills requiring full evacuation in educational occupancies where such occupancies constitute the major occupancy of a building shall be held at least one (1) time every thirty (30) school days, with two (2) fire drills occurring during the first thirty (30) full days of the school year. Additionally, four (4) fire safety educational announcements will be conducted throughout the year. The LEA will develop the content of the educational announcements. Fire drills requiring full evacuation shall be held at least once every two (2) months in institutional occupancies where such occupancies constitute the major occupancy of a building. A record of all fire drills, including the time and date, shall be kept in the respective school or institutional offices, and shall be made available upon request to the state fire marshal, or the state fire marshal's deputies or assistants, for inspection and review.

(c) In educational occupancies, fire drills shall include complete evacuation of all persons from the building. In institutional occupancies, fire drills shall be conducted to familiarize operating personnel with their assigned position of emergency duty. Complete evacuation of occupants from the building at the time of the fire drill shall be required only where it is practicable and does not involve moving or disturbing persons under medical care.

(d) The state fire marshal, or the state fire marshal's deputies and assistants, shall avail themselves for the training of owners, tenants or their employees in methods of fire drills, to ensure the efficient and safe use of exit facilities in buildings and to prevent panic and in the coordination of the drills with fire alarm systems.

(e) All doors serving as an exit shall be kept unlocked during the periods that a building is occupied.

(f) In addition to the fire drills required by this section in educational occupancies, safety drills not requiring full evacuation of all persons from the building shall be conducted at least three (3) times during each school year. A record of all safety drills, including the time and date, shall be kept in the respective school offices, and shall be made available upon request to the state fire marshal, or the state fire marshal's deputies or assistants for inspection and review.