{"abstract":"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.","action":"Final rule; notice of issuance of letter of authorization.","agencies":[{"raw_name":"DEPARTMENT OF COMMERCE","name":"Commerce Department","id":54,"url":"https://www.federalregister.gov/agencies/commerce-department","json_url":"https://www.federalregister.gov/api/v1/agencies/54","parent_id":null,"slug":"commerce-department"},{"raw_name":"National Oceanic and Atmospheric Administration","name":"National Oceanic and Atmospheric Administration","id":361,"url":"https://www.federalregister.gov/agencies/national-oceanic-and-atmospheric-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/361","parent_id":54,"slug":"national-oceanic-and-atmospheric-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2026/05/18/2026-09884.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"217","title":50}],"citation":"91 FR 28443","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This final rule and LOA are effective from September 15, 2027, through September 14, 2032.","disposition_notes":null,"docket_ids":["Docket No. 260513-0130"],"dockets":[{"supporting_documents":[{"title":"Proposed Rule References Cited","document_id":"NOAA-NMFS-2025-0273-0004"},{"title":"IBRP LOA Application","document_id":"NOAA-NMFS-2025-0273-0003"},{"title":"NOR Public comments (compiled)","document_id":"NOAA-NMFS-2025-0273-0002"}],"agency_name":"NOAA","documents":[{"comment_count":0,"comment_start_date":"2026-05-18","updated_at":"2026-05-18T12:56:00.983-04:00","comment_url":"https://www.regulations.gov/commenton/NOAA-NMFS-2025-0273-0008","allow_late_comments":false,"id":"NOAA-NMFS-2025-0273-0008","comment_end_date":null,"regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":3,"id":"NOAA-NMFS-2025-0273","title":"Takes of Marine Mammals Incidental to Specified Activities; Taking Marine Mammals Incidental to the Interstate Bridge Replacement Project on Interstate 5 between Portland, Oregon and Vancouver, WA"}],"document_number":"2026-09884","effective_on":"2027-09-15","end_page":28458,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/05/18/2026-09884.xml","html_url":"https://www.federalregister.gov/documents/2026/05/18/2026-09884/takes-of-marine-mammals-incidental-to-specified-activities-taking-marine-mammals-incidental-to-the","images":{"ER18MY26.000":{"large":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_large.png","medium":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_medium.png","original_size":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_original_size.png"}},"images_metadata":{"ER18MY26.000":{"large":{"identifier":"ER18MY26.000","content_type":"image/png","size":120587,"width":823,"sha":"c01c150ad1ebb2d3a52286bcc46e6ade","url":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_large.png","height":962},"medium":{"identifier":"ER18MY26.000","content_type":"image/png","size":41536,"width":498,"sha":"6f34894e81052972ddb293f375ad3a19","url":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_medium.png","height":582},"original_size":{"identifier":"ER18MY26.000","content_type":"image/png","size":1264278,"width":3756,"sha":"ecb9f6fccbd3b1858fc17c1a7f7e43c4","url":"https://img.federalregister.gov/ER18MY26.000/ER18MY26.000_original_size.png","height":4392}}},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-09884?publication_date=2026-05-18","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-05-18/2026-09884/mods.xml","not_received_for_publication":null,"page_length":16,"page_views":{"count":101,"last_updated":"2026-05-23 12:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-05-18/pdf/2026-09884.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-09884.pdf?1778849121","publication_date":"2026-05-18","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/05/18/2026-09884.txt","regulation_id_number_info":{"0648-BN34":{"issue":"202504","html_url":"https://www.federalregister.gov/regulations/0648-BN34/taking-and-importing-marine-mammals-taking-marine-mammals-incidental-to-the-i-5-interstate-bridge-re","title":"Taking and Importing Marine Mammals; 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