US Department of Homeland Security bans federal civilian agencies from using DeepSeek and related products

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US Department of Homeland Security Bans Federal Civilian Executive Agencies from Using DeepSeek and Related Products

2026-10-20 14:47:48 Source: Caixin Online Author: Yang Zirui Editor in Charge: Qu Yunxu

By Caixin's Yang Zirui

October 20, 2026 14:47

Remove DeepSeek-related products from existing information technology systems, including third-party products and services developed using DeepSeek implementation solutions

DeepSeek had previously been banned by the US Department of Commerce, congressional offices, the Pentagon, NASA, the US Navy and other departments; this time the ban is expanded to all US federal civilian agencies. Image: Visual China

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[Caixin Online] On October 19 local time, the US Department of Homeland Security published a ban related to DeepSeek. The document requires US federal civilian executive agencies to stop procuring DeepSeek-related products and services, and to remove DeepSeek-related products from existing information technology systems, including third-party products and services developed using DeepSeek implementation solutions.

According to the list of the US Cybersecurity and Infrastructure Security Agency, US federal civilian executive agencies include 102 agencies, including major cabinet departments such as the Treasury Department, the Department of Justice, the State Department and the Department of Agriculture, as well as numerous independent commissions, foundations and independent regulatory agencies. There is currently no public information indicating that these agencies are using DeepSeek's models or related products.

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14:47 US Department of Homeland Security Bans Federal Civilian Executive Agencies from Using DeepSeek and Related Products

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