50 CFR § 217.303 - Prohibitions.
---
identifier: "/us/cfr/t50/s217.303"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "50 CFR § 217.303 - Prohibitions."
title_number: 50
title_name: "Wildlife and Fisheries"
section_number: "217.303"
section_name: "Prohibitions."
chapter_name: "NATIONAL MARINE FISHERIES SERVICE, NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION, DEPARTMENT OF COMMERCE"
subchapter_number: "C"
subchapter_name: "MARINE MAMMALS"
part_number: "217"
part_name: "REGULATIONS GOVERNING THE TAKE OF MARINE MAMMALS INCIDENTAL TO SPECIFIED ACTIVITIES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "16 U.S.C. 1361 unless otherwise noted."
regulatory_source: "74 FR 35143, July 20, 2009, unless otherwise noted."
cfr_part: "217"
---
# 217.303 Prohibitions.
Except for the takings described in § 217.302 and authorized by LOA issued under § 217.306 or § 217.307, it is unlawful for any person to do any of the following in connection with the activities described in this subpart:
(a) Violate, or fail to comply with, the terms, conditions, and requirements of this subpart or LOA issued under § 217.306 or § 217.307;
(b) Take any marine mammal not specified in § 217.302(d);
(c) Take any marine mammal specified in the LOA in any manner other than as specified in the LOA; or
(d) Take any marine mammal specified in § 217.302(d), after NMFS determines such taking results in more than a negligible impact on the species or stocks of such marine mammals.