Congress moves to block deep-sea mining, protecting ocean ecosystems globally
H.R. 663 — To oppose the permitting of deep seabed mining and exploration for deep seabed mining, and for other purposes. · Filed by Ed Case (D-HI) · 4 cosponsors · Introduced Jan 23, 2025 · Referred to committee
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What it does
This bill directs the U.S. President to oppose deep seabed mining at international forums and to push for a global moratorium until the International Seabed Authority adopts strict, science-based regulations. The U.S. will not lift its opposition until the President certifies that comprehensive regulations exist and are grounded in scientific consensus about ocean ecosystem protection. The bill aims to prevent large-scale mining on the ocean floor, which scientists warn could destroy unique marine species, create harmful sediment plumes, and damage fisheries and carbon storage.
Why we flagged it
The bill's core function is to establish a U.S. policy opposing deep seabed mining and directing diplomatic action toward a global moratorium pending scientific consensus. It is fundamentally an environmental and ocean-conservation measure, not a trade or economic bill.
What the text implies
- The bill's effectiveness depends entirely on international cooperation and the International Seabed Authority's willingness to adopt strict regulations—U.S. opposition alone cannot prevent mining if other nations permit it.
- The requirement for 'scientific consensus' before lifting the moratorium sets a high bar that may be difficult to achieve, potentially locking in a permanent U.S. opposition stance regardless of future evidence.
- Mapped stocks (WPM, BALL, PKG, PAAS, AMCR) suggest the bill may indirectly affect companies with mineral-extraction or packaging interests, but the bill does not directly regulate U.S. domestic mining or these sectors.
Who it affects
Ordinary citizens benefit from ocean ecosystem protection, which supports global fisheries, food security, and climate stability. The bill prioritizes scientific evidence and international coordination over commercial extraction, protecting public marine resources and the communities (especially indigenous peoples and coastal populations) that depend on healthy oceans.
Who stands to gain
- fishing industry
- coastal tourism
- pharmaceutical/biotech (marine-derived compounds)
- climate-mitigation sectors (ocean carbon storage)
Named in the bill
International Seabed Authority, United Nations Convention on the Law of the Sea, UN Sustainable Development Goal 14, UN Convention on Biological Diversity, U.S. President, House Committee on Foreign Affairs
Where it stands
4 cosponsors: 3 Democrats, 1 Republicans.
- Jan 23, 2025 — Introduced · Congress.gov: “Introduced in House”
- Jan 23, 2025 — Referred to House Committee on Foreign Affairs · Congress.gov: “Referred to the House Committee on Foreign Affairs”
Dates and quoted wording are Congress.gov's action record; the timeline shows status changes, not every procedural step.
How this was measured
Analysis — Quorum's AI read the full bill text on Jun 8, 2026; transparency and hidden-provision scores are compared against the median of 16,222 analysed bills.
Status and sponsors — Congress.gov's bill record — actions, committee referrals and cosponsors — loaded nightly. The timeline shows status changes, not every procedural action.
As of — page rendered 2026-10-20.
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