(a) This section does not apply to a vending machine that contains a perishable food product, as defined by § 96.001, Civil Practice and Remedies Code.
(b) The commission shall require an entity that owns or operates a vending machine located in a building owned or leased by the state to activate and maintain any internal energy-saving or energy-management device or option that is already part of the machine or contained in the machine.

(c) The commission shall require the use of an external energy-saving or energy-management device for each vending machine that:
(1) is located in a building owned or leased by the state;
(2) operates with a compressor; and
(3) does not have an activated and operational internal energy-saving or energy-management device or option.
(d) An entity that owns or operates a vending machine subject to this section is responsible for any expenses associated with the acquisition, installation, or maintenance of an energy-saving device required by this section.
(e) The commission may impose an administrative fine on an entity that operates a vending machine subject to this section in an amount not to exceed $250 a year for each machine found to be in violation of this section or rules adopted by the commission under this section.
(f) The commission shall adopt rules relating to the specifications for and regulation of energy-saving devices required by this section.