50 CFR § 216.32
Scope
July 17, 2020
The regulations of this subpart apply to:
(a) All marine mammals and marine mammal parts taken or born in captivity after December 20, 1972; and
(b) All marine mammals and marine mammal parts that are listed as threatened or endangered under the ESA.
[61 FR 21935, May 10, 1996]