CFR›Title 28›Chapter I›Part 105 ContainsSubparts A–CCorpusDaily eCFRDisplayed edition2026-05-21Last updated2026-05-21 PART 105—CRIMINAL HISTORY BACKGROUND CHECKS Subparts A Subpart A [Reserved] B Subpart B—Aviation Training for Aliens and Other Designated Individuals Sections 105.10–105.14 C Subpart C—Private Security Officer Employment Sections 105.21–105.27 AuthoritySection 113 of Pub. L. 107-71, 115 Stat. 622 (49 U.S.C. 44939).SourceOrder No. 2656-2003, 68 FR 7318, February 13, 2003, unless otherwise noted. Previous 104 Part 104—September 11TH Victim Compensation Fund Next 106 Part 106—Implementation of the Havana Act of 2021