A contract under AS 43.82.020 must include the qualified project plan approved under AS 43.82.140 and provisions for updating the plan at reasonable intervals until the commencement of commercial operations of the approved qualified project. The commissioner of revenue, in consultation with the commissioner of natural resources, may, as a term in a contract under AS 43.82.020, include work commitments or other obligations in the contract to be accomplished before the commencement of commercial operations of the approved qualified project.