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47 U.S.C. 151, 152, 153, 154, 301, 302, 302a, 303, 303a, 307, 308, 309, 312, 315, 317, 325, 335, 338, 339, 340, 341, 503, 521, 522, 531, 532, 534, 535, 536, 537, 543, 544, 544a, 545, 548, 549, 552, 554, 556, 558, 560, 561, 562, 571, 572, 573.
37 FR 3278, Feb. 12, 1972, unless otherwise noted.
58 FR 29753, May 21, 1993, unless otherwise noted.
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