50 CFR § 217.231 - Effective dates.

---
identifier: "/us/cfr/t50/s217.231"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "50 CFR § 217.231 - Effective dates."
title_number: 50
title_name: "Wildlife and Fisheries"
section_number: "217.231"
section_name: "Effective dates."
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"
---