(1) The person responsible for a school facility shall have a pressure test performed by a qualified plumber to determine whether the natural gas piping downstream of the school facility’s meter holds at least normal operating pressure over a specified period determined by the Mississippi Public Service Commission.
(2) During the pressure test, each system supply inlet and outlet in the school facility must be closed.
(3) At the request of a person responsible for a school facility, the Mississippi Public Service Commission shall assist the person in developing a procedure for conducting a test.