CFR›Title 10›Chapter I›Part 73›Subpart D ContainsSections 73.21–73.23CorpusDaily eCFRDisplayed edition2026-06-16Last updated2026-06-16 Subpart D—Protection of Safeguards Information Sections 73.21 § 73.21 Protection of Safeguards Information: Performance requirements. 73.22 § 73.22 Protection of Safeguards Information: Specific requirements. 73.23 § 73.23 Protection of Safeguards Information—Modified Handling: Specific requirements. Source88 FR 15890, Mar. 14, 2023, unless otherwise noted. Previous C Subpart C—General Performance Objective for Protection of Strategic Special Nuclear Material Next E Subpart E—Physical Protection Requirements of Special Nuclear Material and Spent Nuclear Fuel in Transit