For a commercial hazardous waste disposal well facility originally permitted by the commission after June 7, 1991, and which is required to obtain from the United States Environmental Protection Agency a variance from the federal land disposal restrictions before injecting permitted hazardous wastes:
(1) a permit or other authorization issued to the facility under this chapter is not subject to cancellation, amendment, modification, revocation, or denial of renewal because the permit holder has not commenced construction or operation of the facility; and
(2) the fixed term of each permit or other authorization issued to the facility under this chapter shall commence on the date physical construction of the authorized waste management facility begins.