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New Submarine Cable Rules Take Effect Nov. 26

by Lisa Park - Tech Editor

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FCC Updates Submarine Cable Rules to Bolster National ​Security and encourage U.S.​ Infrastructure

Published November 7, 2025, at 16:53 ⁢PST

The FCCS new submarine-cable rules simplify licensing, ⁤and address national security concerns.
The Federal⁤ Communications Commission (FCC) has implemented new rules governing submarine cable⁤ infrastructure, aiming to balance national security with the rapid expansion of global data transmission capacity. Image ​courtesy of Subtel‍ Forum

What Happened?

The Federal Communications Commission (FCC) has enacted updated rules for submarine cable infrastructure, effective ⁣this month, ⁢designed to strengthen ​national ⁣security ⁢and promote ⁣the​ use⁤ of American-owned and operated ​repair vessels and‌ trusted‍ technology. These ‌changes ​come​ as private⁣ companies continue⁢ to invest heavily ⁤in undersea cables – ⁣averaging $2 billion annually for the past‌ decade -​ to support the growth of data centers and ⁣emerging ⁣technologies like Artificial Intelligence (AI). The FCC ‍aims to streamline the ‍licensing ⁢process while simultaneously ‍addressing‍ potential vulnerabilities posed by‌ foreign⁣ adversaries.

Why submarine⁣ Cables​ Matter

Submarine cables are the backbone of the​ internet, carrying over 99% of international⁣ data‌ traffic according to Telegeography.These cables connect⁢ continents and‍ countries, enabling global communication and commerce. ⁤The increasing ⁤demand for bandwidth, driven by ⁤cloud computing, streaming services, and AI, necessitates‌ continuous investment in new cable ⁣capacity.⁤ However, this reliance on‍ undersea infrastructure also presents ‍a potential ‍vulnerability.

Concerns have grown ​regarding the potential for foreign adversaries to exploit​ these cables for espionage, sabotage, or disruption of communications.​ The FCC’s ‍new rules are a direct response to ⁢these concerns, seeking ⁣to ​mitigate risks‍ without hindering the necessary expansion of global⁣ connectivity.

Key Provisions of the New Rules

The updated FCC⁢ regulations focus on several key areas:

  • National Security Reviews: Enhanced scrutiny of foreign ownership and control of submarine cable projects.
  • Equipment and Service Restrictions: Addressing concerns about ​equipment and services from possibly untrusted vendors. The rules aim to incentivize the use of American-made or trusted technology.
  • U.S.⁣ Repair⁣ and maintenance⁢ Vessels: Incentives to prioritize ⁣the use of‌ U.S.-flagged vessels for cable repair and maintenance, bolstering domestic maritime capabilities.
  • Streamlined Licensing: Simplifying the licensing process ‍for cable construction and operation to accelerate deployment.

FCC⁤ Chairman Brendan Carr emphasized that⁣ the Commission’s goal⁤ is to “facilitate, not⁢ frustrate, ⁤the buildout ‌of‌ submarine cable infrastructure,” as reported by​ Inside Towers,​ recognizing the critical ‍role these ⁣cables play in supporting U.S.‍ leadership in⁣ AI and next-generation technologies.

Impact on the Industry

The⁤ new rules are expected⁣ to have a significant impact on the‌ submarine cable industry.‌ Companies involved in‍ cable construction,⁤ operation, ‌and maintenance⁣ will

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