Court of Appeals for the D.C. Circuit April 27, 1999, 98-5320 (National Mining Association v. Bruce Babbitt, Secretary, United States Department of Interior)

Opinion for the Court filed by Circuit Judge SILBERMAN.

SILBERMAN, Circuit Judge:

National Mining Association challenges four regulations promulgated by the Secretary of the Interior (Office of Surface Mining Reclamation and Enforcement) as part of a package of regulations governing damage to land, structures, and certain water supplies caused by mining subsidence.