CFR›Title 10›Chapter I›Part 40›Subject Group Exemptions ContainsSections 40.11–40.14CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Sections 40.11 § 40.11 Persons using source material under certain Department of Energy and Nuclear Regulatory Commission contracts. 40.12 § 40.12 Carriers. 40.13 § 40.13 Unimportant quantities of source material. 40.14 § 40.14 Specific exemptions. Previous Enforcement Enforcement Next General Licenses General Licenses