Section 228.1 - Basis and purpose(a) Sections 101(a)(2), 101(a)(3)(A), and 101(b) of the Marine Mammal Protection Act of 1972 ( 16 U.S.C. 1371(a)(2) , 1371(a)(3)(A) , and 1371(b) ) and these regulations authorize the Assistant Administrator of the National Marine Fisheries Service, to:(1) Impose regulations governing the taking of marine mammals incidental to commercial fishing operations;(2) Waive the moratorium and to adopt regulations with respect to the taking and importing of animals from each species of marine mammals under the Assistant Administrator's jurisdiction;(3) Prescribe regulations governing the taking of depleted marine mammals by any Indian, Aleut or Eskimo, respectively. In prescribing regulations to carry out the provisions of said sections, the Act refers the Assistant Administrator to section 103 ( 16 U.S.C. 1373 ). In accordance with section 103(d), regulations must be made on the record after opportunity for an agency hearing on such regulations and, in the case of a waiver, on the determination by the Assistant Administrator to waive the moratorium pursuant to section 101(a)(3)(A) of the Act ( 16 U.S.C. 1371(a)(3)(A) ).(b) The purpose of this part is to establish rules of practice and procedure for all hearings conducted pursuant to section 103(d) of the Act.