authority: Atomic Energy Act of 1954, secs. 11, 51, 53, 54, 57, 62, 63, 64, 65, 81, 82, 103, 104, 109, 111, 121, 122, 123, 124, 126, 127, 128, 129, 133, 134, 161, 170H, 181, 182, 183, 184, 186, 187, 189, 223, 234 (42 U.S.C. 2014,2071,2073,2074,2077,2092,2093,2094,2095,2111,2112,2133,2134,2139,2141,2151,2152,2153,2154,2155,2156,2157,2158,2160c,2160d,2201,2210h,2231,2232,2233,2234,2236,2237,2239,2273,2282; Energy Reorganization Act of 1974, sec. 201 (42 U.S.C. 5841); Administrative Procedure Act (5 U.S.C. 552,553; 42 U.S.C. 2139a,2155a; 44 U.S.C. 3504 note