Authorities Cited: United States Code 30 U.S.C. § 932(a) 33 U.S.C. § 928 33 U.S.C. § 928(a) Code of Federal Regulations 20 C.F.R. § 725.366 20 C.F.R. § 802.203(d)(3) Supreme Court 461 U.S. 424, 433-437 465 U.S. 886, 895-901 489 U.S. 87, 91 491 U.S. 274 505 U.S. 557 Circuit Courts 851 F.2d 983, 987 11 F.3d 641, 647 65 F.3d 532, 536 292 F.3d 849 299 F.3d 666, 672 312 F.3d 882, 894-895 326 F.3d 894, 902-903 353 F.3d 962, 973 372 F.3d 784, 789-791 401 F.3d 729, 745 472 F.3d 398, 412 510 F.3d 610, 616-618 511 F.3d 950, 955 518 F.3d 411, 414 136 F. Supp. 2d 659, 666