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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
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Title 25
Chapter I
Part 81
Subpart A - Subpart A—Purpose and Scope
§ 81.1 - What is the purpose of this part?
§ 81.2 - When does this part apply?
§ 81.3 - Information collection.
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