CFR›Title 31›Subtitle A›Part 2 ContainsSections 2.1–2.2CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 PART 2—NATIONAL SECURITY INFORMATION Sections 2.1 § 2.1 Processing of mandatory declassification review requests. 2.2 § 2.2 Access to classified information by historical researchers, former Treasury Presidential and Vice Presidential appointees, and former Presidents and Vice Presidents. Authority31 U.S.C. 321, E.O. 12958, 60 FR 19825, E.O. 13292, 68 FR 15315.Source72 FR 63104, Nov. 8, 2007, unless otherwise noted. Previous 1 Part 1—Disclosure of Records Next 3 Part 3—Claims Regulations and Indemnification of Department of Treasury Employees