U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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All TitlesTitle 43Part 4Subpart L - Subpart L—Specific Rules Applicable to Hearings and Appeals Concerning Surface Coal Mining
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Sections 4.1391 through 4.1394 set forth the procedures for obtaining review of an OSM determination under 30 CFR 761.16 that a person does or does not have valid existing rights.