CFR›Title 10›Chapter I›Part 20›10 CFR Part 20 Subpart G Citation10 CFR Part 20 Subpart GContainsSections § 20.1601–§ 20.1602CorpusDaily eCFRDisplayed edition2026-08-06Last updated2026-08-06 Subpart G—Control of Exposure From External Sources in Restricted Areas Sections § 20.1601 § 20.1601 Control of access to high radiation areas. § 20.1602 § 20.1602 Control of access to very high radiation areas. AuthorityAtomic Energy Act of 1954, secs. 11, 53, 63, 65, 81, 103, 104, 161, 170H, 182, 186, 223, 234, 274, 1701 (42 U.S.C. 2014, 2073, 2093, 2095, 2111, 2133, 2134, 2201, 2210h, 2232, 2236, 2273, 2282, 2021, 2297f); Energy Reorganization Act of 1974, secs. 201, 202 (42 U.S.C. 5841, 5842); Low-Level Radioactive Waste Policy Amendments Act of 1985, sec. 2 (42 U.S.C. 2021b); 44 U.S.C. 3504 note.Source56 FR 23398, May 21, 1991, unless otherwise noted.