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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
All Titles
Title 30
Chapter I
Part 57
Subpart A - Subpart A—General
PROCEDURES
§ 57.1000 - Notification of commencement of operations and closing of mines.
§ 57.1 - Purpose and scope.
§ 57.2 - Definitions.
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