The Secretary approved the Missouri regulatory program, as submitted on February 1, 1980, and amended and clarified on May 14, 1980, effective November 21, 1980. He fully approved the Missouri program, as amended on September 7, 1982, and October 13, 1982, effective January 17, 1983. Copies of the approved program are available at:
30 C.F.R. §925.10