(a) In the reclamation of land affected by surface mining for which funds are available, the commission may use services of other state agencies or the federal government and may compensate them for the services.
(b) The commission may have reclamation work done by its own employees or by employees of other governmental agencies or through contracts with qualified persons.
(c) The contracts shall be awarded to the lowest bidder on competitive bids after reasonable advertisement.
(d) The commission and any other agency and any contractor under a contract are entitled to access to the land affected to carry out the reclamation.