(a) To incidentally take marine mammals pursuant to these regulations, the Marine Corps must apply for and obtain a Letter of Authorization.
(b) A Letter of Authorization, unless suspended or revoked, may be effective for a period of time not to exceed the expiration date of these regulations.
(c) If a Letter of Authorization expires prior to the expiration date of these regulations, the Marine Corps must apply for and obtain a renewal of the Letter of Authorization.
(d) In the event of any changes to the activity or to mitigation and monitoring measures required by a Letter of Authorization, the Marine Corps must apply for and obtain a modification of the Letter of Authorization as described in Sec. 218.48.
(e) The Letter of Authorization shall 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.
(f) Issuance of the Letter of Authorization shall be based on a determination that the level of taking will be consistent with the findings made for the total taking allowable under these regulations.
(g) Notice of issuance or denial of a Letter of Authorization shall be published in the Federal Register within 30 days of a determination.