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H.R. 2503: Undersea Cable Control Act

3 min read
In Senate Committee
U.S. could tighten sales of undersea cable technology to foreign rivals

The government would plan new limits on foreign adversaries’ access to undersea cable technology. It would review export rules, work with allies, and report its actions to Congress and the public.

H.R.2503, known as the Undersea Cable Control Act, is a legislative measure designed to protect U.S. national security by controlling foreign access to critical undersea cable technologies. This bill seeks to ensure that foreign adversaries cannot obtain the tools necessary for constructing and maintaining these vital communication infrastructures.

What This Bill Does

The Undersea Cable Control Act mandates the President, through the Department of Commerce, to devise a strategy that prevents foreign adversaries from accessing technologies essential for undersea cable projects. The bill defines a "foreign adversary" as any foreign government or entity whose actions negatively impact U.S. national security. This means that the U.S. government will identify and restrict the export of specific items that are crucial for building and maintaining undersea cables. One of the main tasks outlined in the bill is for the President, in collaboration with the Secretary of State, to create a comprehensive strategy to block foreign adversaries from acquiring these critical technologies. This involves identifying which items are essential for undersea cable projects and reviewing current U.S. and international export controls related to these items. The bill also emphasizes the importance of international cooperation. Within one year of the act's enactment, the President is expected to seek agreements with allied nations to collectively restrict the availability of these critical items to foreign adversaries. This collaborative approach aims to strengthen global security measures concerning undersea cables. Additionally, the Secretary of Commerce is responsible for evaluating and implementing export and transfer controls for the identified items under the Export Administration Regulations. This ensures that the U.S. has robust measures in place to prevent unauthorized access to sensitive technologies.

Why It Matters

Undersea cables are the backbone of global communications, carrying vast amounts of data across continents. The security of these cables is crucial for national security, economic stability, and everyday communications. By restricting foreign adversaries' access to critical technologies, the Undersea Cable Control Act aims to protect these vital infrastructures from potential threats. For everyday Americans, this bill could mean enhanced security for the data transmitted across these cables. It also signifies a proactive approach by the U.S. government to safeguard its technological assets and maintain control over critical communication infrastructures. However, the bill may also impact U.S. companies involved in undersea cable projects, as they will need to comply with new export controls and regulations.

Key Facts

  • Cost Estimates: As of now, the Congressional Budget Office has not released a cost estimate for this bill.
  • Implementation Timeline: The strategy must be developed within 180 days of enactment, with international agreements sought within one year.
  • Affected Entities: The bill primarily targets foreign entities deemed adversarial to U.S. national security, but U.S. companies may also be affected.
  • Key Dates: The bill was introduced on March 31, 2025, and passed the House on September 2, 2025.
  • Current Status: As of July 16, 2026, the bill is awaiting further action in the Senate.
  • Reporting Requirements: The President must submit annual reports to Congress for three years following enactment.
  • Historical Context: The bill reflects growing concerns over the security of undersea cables amid geopolitical tensions.

Arguments in Support

- National Security: Supporters argue that the bill enhances national security by preventing foreign adversaries from accessing technologies that could compromise undersea cables. - Global Cooperation: The bill encourages international collaboration, strengthening global efforts to secure critical infrastructures. - Technological Protection: By controlling the export of sensitive technologies, the U.S. can better protect its technological advancements from falling into the wrong hands. - Economic Stability: Ensuring the security of undersea cables helps maintain economic stability by protecting critical communication channels. - Proactive Measures: The bill represents a forward-thinking approach to addressing potential threats before they materialize.

Arguments in Opposition

- Trade Restrictions: Critics argue that the bill could impose unnecessary trade restrictions, affecting U.S. companies' ability to compete globally. - Implementation Challenges: There are concerns about the feasibility of effectively implementing and enforcing the proposed export controls. - International Relations: Some worry that the bill could strain relations with countries that may be affected by the new restrictions. - Economic Impact: Opponents fear that the bill could negatively impact industries reliant on undersea cable technologies. - Lack of Clarity: Critics point out that the bill may lack clarity on what constitutes a "foreign adversary," leading to potential misinterpretations.
Sources4
Last updated 7/16/2026
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    H.R.2503 - 119th Congress (2025-2026): Undersea Cable Control Act | Congress.gov | Library of Congress
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    Text - H.R.2503 - 119th Congress (2025-2026): Undersea Cable Control Act | Congress.gov | Library of Congress
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    Actions - H.R.2503 - 119th Congress (2025-2026): Undersea Cable Control Act | Congress.gov | Library of Congress
    congress.gov
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    All Info - H.R.2503 - 119th Congress (2025-2026): Undersea Cable Control Act | Congress.gov | Library of Congress
    congress.gov

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