effort to negotiate an arrangement with the gas owner in advance of conducting any mining operations. If the coal lessee and gas owner are unable to arrange for the joint development of the coal and coal mine methane, and if the joint development of those resources is economically feasible, the Secretary may seek a court order to allow coal mining and methane capture to proceed by the coal lessee, subject to a reasonable division of the proceeds from the sale of the coal and methane resources. (6) Any assessment of fair market value required by subsection (a)(1) shall include the value of any Federal coal mine methane that is associated with Federal coal resources and subject to capture and use under this section. (7) Any Federal coal mine methane that is captured and used or sold pursuant to a Federal coal lease shall be subject to a royalty of not less than 18.75 percent. . 605. Self-bonding Section 509 of the Surface Mining Control and Reclamation Act of 1977 ( 30 U.S.C. 1259 ) is amended— (1) by striking subsection (c)