Data / Federal rules / 2026-09884

Takes of Marine Mammals Incidental to Specified Activities; Taking Marine Mammals Incidental to the Interstate Bridge Replacement Project on Interstate 5 between Portland, OR, and Vancouver, WA

The National Oceanic and Atmospheric Administration published this final rule in the Federal Register on May 18, 2026. It takes effect on September 15, 2027.

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What the agency says

NMFS, upon request from the Interstate Bridge Replacement Program (IBRP), issues this final rule and associated 5-year letter of authorization (LOA) pursuant to the Marine Mammal Protection Act (MMPA), to govern the taking of marine mammals incidental to construction activities conducted in support of the Interstate Bridge Replacement Project (IBR Project) on Interstate 5 (I-5) between Portland, Oregon, and Vancouver, Washington, over the course of 5 years. This final rule prescribes the permissible methods of taking and other means of effecting the least practicable adverse impact on marine mammal species and their habitat and establishes requirements pertaining to the monitoring and reporting of such taking.

Key facts

Document number: 2026-09884
Type: Final rule
Action: Final rule; notice of issuance of letter of authorization
Agency: Commerce Department; National Oceanic and Atmospheric Administration
Published: May 18, 2026
Takes effect: September 15, 2027
Dates: This final rule and LOA are effective from September 15, 2027, through September 14, 2032.
Docket: Docket No. 260513-0130
Regulation ID (RIN): 0648-BN34
Code of Federal Regulations: 50 CFR 217
Topics: Administrative practice and procedure; Marine mammals; Wildlife
Pages: 16

The document on federalregister.gov PDF

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Everything from the National Oceanic and Atmospheric Administration · Rules on administrative practice and procedure · Rules on marine mammals · Rules on wildlife · Published in May 2026

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.