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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Oct 30, 2025
All Titles
Title 22
Chapter I
Part 40
Subpart A - Subpart A—General Provisions
§ 40.1 - Definitions.
§ 40.2 - Documentation of nationals.
§ 40.3 - Entry into areas under U.S. administration.
§ 40.4 - Furnishing records and information from visa files for court proceedings.
§ 40.5 - Limitations on the use of National Crime Information Center (NCIC) criminal history information.
§ 40.6 - Basis for refusal.
§§ 40.7-40.8 - §[Reserved]
§ 40.9 - Classes of inadmissible aliens.
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