50 CFR § 217.116
Applications for Letters of Authorization
July 17, 2020
To incidentally take marine mammals pursuant to this subpart, the U.S. citizen (as defined at §216.103 of this chapter) conducting the activities identified in §217.110(c) must apply for and obtain either an initial Letter of Authorization in accordance with §§216.106 and 217.117 of this chapter or a renewal under §217.118.