Section 764.21 - Data base and inventory system requirements(a) The regulatory authority shall develop a data base and inventory system which will permit evaluation of whether reclamation is feasible in areas covered by petitions.(b) The regulatory authority shall include in the system information relevant to the criteria in § 762.11 of this chapter, including, but not limited to, information received from the United States Fish and Wildlife Service, the State Historic Preservation Officer, and the agency administering section 127 of the Clean Air Act, as amended (42 U.S.C. 7470 et seq.).(c) The regulatory authority shall add to the data base and inventory system information-(1) On potential coal resources of the State, demand for those resources, the environment, the economy and the supply of coal, sufficient to enable the regulatory authority to prepare the statements required by § 764.17(e) ; and(2) That becomes available from petitions, publications, experiments, permit application, mining and reclamation operations, and other sources.