CFR > Title 50 - Wildlife and Fisheries > CHAPTER I—UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR > SUBCHAPTER B—TAKING, POSSESSION, TRANSPORTATION, SALE, PURCHASE, BARTER, EXPORTATION, AND IMPORTATION OF WILDLIFE AND PLANTS (Parts 10–24) > PART 18—MARINE MAMMALS > SUBPART I—Nonlethal Taking of Pacific Walruses and Polar Bears Incidental to Oil and Gas Exploration Activities in the Chukchi Sea and Adjacent Coast of Alaska (§18.111 to §18.119) > 18.116—What does a Letter of Authorization allow?

18.116—What does a Letter of Authorization allow?

(a) Your Letter of Authorization may allow the nonlethal incidental, but not intentional, take of walruses and polar bears when you are carrying out one or more of the following activities:
(1) Conducting geological and geophysical surveys and associated activities;
(2) Drilling exploratory wells and associated activities; or
(3) Conducting environmental monitoring activities associated with exploration activities to determine specific impacts of each activity.
(b) Each Letter of Authorization will identify conditions or methods that are specific to the activity and location.