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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 50
Chapter I
Part 21 - PART 21—MIGRATORY BIRD PERMITS
Subpart A [§ 21.2 - § 21.10] - Subpart A—Introduction and General Requirements
Subpart B [§ 21.12 - § 21.48] - Subpart B—Regulatory Authorizations for Migratory Birds
Subpart C [§ 21.63 - § 21.95] - Subpart C—Specific Permit Provisions
Subpart D [§ 21.100 - § 21.183] - Subpart D—Provisions for Depredating, Overabundant, or Otherwise Injurious Birds
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