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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 40
Chapter I
Part 233
Subpart C - Subpart C—Permit Requirements
§ 233.20 - Prohibitions.
§ 233.21 - General permits.
§ 233.22 - Emergency permits.
§ 233.23 - Permit conditions.
§ 233.24 - Judicial review.
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