Section 635.3 - Relation to other laws(a) The relation of this part to other laws is set forth in § 600.705 of this chapter and in paragraphs (b) and (c) of this section.(b) In accordance with regulations issued under the Marine Mammal Protection Act of 1972, as amended, it is unlawful for a commercial fishing vessel, a vessel owner, or a master or operator of a vessel to engage in fisheries for HMS in the Atlantic Ocean, unless the vessel owner or authorized representative has complied with specified requirements including, but not limited to, registration, exemption certificates, decals, and reports, as contained in part 229 of this title.(c) General provisions on facilitation of enforcement, penalties, and enforcement policy applicable to all domestic fisheries are set forth in §§ 600.730 , 600.735 , and § 600.740 of this chapter, respectively.(d) An activity that is otherwise prohibited by this part may be conducted if authorized as scientific research activity, exempted fishing or exempted educational activity, or for public display, as specified in § 635.32 .64 FR 29135, May 28, 1999, as amended at 68 FR 74784 , Dec. 24, 2003