Section 217.286 - [Effective until 2/21/2029] Letter of Authorization(a) To incidentally take marine mammals pursuant to this subpart, LOA Holder must apply for and obtain an LOA;(b) An LOA, unless suspended or revoked, may be effective for a period of time not to exceed February 21, 2029, the expiration date of this subpart;(c) In the event of projected changes to the activity or to mitigation and monitoring measures required by an LOA, LOA Holder must apply for and obtain a modification of the LOA as described in § 217.287 ;(d) The LOA must set forth: (1) Permissible methods of incidental taking;(2) Means of effecting the least practicable adverse impact (i.e., mitigation) on the species, its habitat, and on the availability of the species for subsistence uses; and(3) Requirements for monitoring and reporting;(e) Issuance of the LOA must be based on a determination that the level of taking must be consistent with the findings made for the total taking allowable under the regulations of this subpart; and(f) Notice of issuance or denial of an LOA must be published in the FEDERAL REGISTER within 30 days of a determination. 89 FR 11418 , 2/22/2024through 2/21/2029