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The Climate Litigation Database

Center for Biological Diversity v. U.S. Department of Transportation

Geography
🇺🇸 United States
Year
2025
Document Type
Litigation
Part of
Center for Biological Diversity v. U.S. Department of Transportation

About this case

Filing year
2025
Status
Brief filed for federal respondents.
Geography
🇺🇸 United States
Docket number
25-60282
Court/admin entity
United States → United States Federal Courts → United States Court of Appeals for the Fifth Circuit (5th Cir.)
Case category
Federal Statutory Claims (US) → NEPA (US)Federal Statutory Claims (US) → Other Statutes and Regulations (US)
Principal law
United States → Administrative Procedure Act (APA)United States → Deepwater Port ActUnited States → National Environmental Policy Act (NEPA)
At issue
Challenge to the U.S. Department of Transportation Maritime Administration’s issuance of a license for the Delfin LNG LLC deepwater port terminal off the coast of Louisiana for exports of liquefied natural gas.
Topics
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Documents

Filing Date
Document
Type
Topics 
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Search results
01/15/2026
Brief filed for federal respondents.
Brief
–
09/22/2025
Brief filed by petitioners.
Brief
–
05/19/2025
Petition for review filed.
Three organizations filed a petition for review in the Fifth Circuit Court of Appeals challenging the U.S. Department of Transportation Maritime Administration’s issuance of a license for the Delfin LNG LLC deepwater port terminal off the coast of Louisiana. In a <a href="https://biologicaldiversity.org/w/news/press-releases/lawsuit-challenges-trump-approval-of-louisiana-lng-deepwater-export-terminal-2025-05-19/">press release</a> announcing the lawsuit, the organizations said they were challenging the failure to fully assess the environmental and climate harms of the project, which would be the U.S.’s first offshore liquefied natural gas (LNG) export project.
Petition
–

Summary

Challenge to the U.S. Department of Transportation Maritime Administration’s issuance of a license for the Delfin LNG LLC deepwater port terminal off the coast of Louisiana for exports of liquefied natural gas.

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Group
Topics
Policy instrument
Risk
Impacted group
Just transition
Renewable energy
Fossil fuel
Greenhouse gas
Economic sector
Adaptation/resilience
Finance