Notwithstanding takings contemplated in Sec. 217.140 and authorized by a Letter of Authorization issued under Sec. Sec. 216.106 and 217.148 of this chapter, no person in connection with the activities described in Sec. 217.140 may:
(a) Take any marine mammal not specified in Sec. 217.142(c);
(b) Take any marine mammal specified in Sec. 217.142(c) other than by incidental take as specified in Sec. 217.142(c)(1) and (c)(2);
(c) Take a marine mammal specified in Sec. 217.172(c) if such taking results in more than a negligible impact on the species or stocks of such marine mammal;
(d) Take a marine mammal specified in Sec. 217.172(c) if such taking results in an unmitigable adverse impact on the species or stock for taking for subsistence uses; or
(e) Violate, or fail to comply with, the terms, conditions, and requirements of this subpart or a Letter of Authorization issued under Sec. Sec. 216.106 and 217.148 of this chapter.