(5 ILCS 615/15) (from Ch. 96 1/2, par. 5015)
    Sec. 15. The Department is authorized to insert in any permit or lease issued under the provisions of this Act such terms as are customary and proper for the protection of the rights of the State and of the permittee or lessee and of the owners of the surface of the leased lands not in conflict with the provisions of this Act.
(Source: Laws 1951, p. 1167.)