---
format: "aidr-story-markdown/v1"
id: "eaa5be92aeb91b5ca6935d9d9bfc7244c3e2032018eea785232a9983f12a0b9a"
canonical_url: "https://aidr.today/eaa5be92?lang=en"
title: "US Treasury Proposes Rule Blocking US AI and Chip Investment in China"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-22T22:39:53.000Z"
category: "Regulation"
topics: ["regulation"]
source_urls: ["https://marketbrief.now/geopolitics/us-treasury-proposes-rule-blocking-us-ai-and-chip-investment-in-china-c56464e5","https://huggingnews.com/geopolitics/us-treasury-proposes-rule-blocking-us-ai-and-chip-investment-in-china-c56464e5","https://www.techmeme.com/261022/p59","https://x.com/choblin29/status/2113413928630059361","https://x.com/ChrisRMcGuire/status/2113417246890680469","https://x.com/niubi/status/2113396391728878056","https://x.com/rohanpaul_ai/status/2113567271893577992","https://x.com/joedoc2112/status/2113394664871235595"]
summary: "The U.S. Treasury has issued a proposed rule under the Comprehensive Outbound Investment National Security Act to block American investments in artificial intelligence and semiconductor firms in certain foreign countries, with a focus on China-related deals. The proposal impacts venture capital and pharmaceutical firms, and public comments remain open until December 7. The rule aims to limit U.S. funding for foreign semiconductor and AI firms."
---

# US Treasury Proposes Rule Blocking US AI and Chip Investment in China

> [Open the canonical story](<https://aidr.today/eaa5be92?lang=en>)

**Published:** 2026-10-22T22:39:53.000Z
**Category:** Regulation
**Topics:** regulation

## Summary

The U\.S\. Treasury has issued a proposed rule under the Comprehensive Outbound Investment National Security Act to block American investments in artificial intelligence and semiconductor firms in certain foreign countries, with a focus on China\-related deals\. The proposal impacts venture capital and pharmaceutical firms, and public comments remain open until December 7\. The rule aims to limit U\.S\. funding for foreign semiconductor and AI firms\.

## Sources

- [Story source](<https://marketbrief.now/geopolitics/us-treasury-proposes-rule-blocking-us-ai-and-chip-investment-in-china-c56464e5>)
- [Story source](<https://huggingnews.com/geopolitics/us-treasury-proposes-rule-blocking-us-ai-and-chip-investment-in-china-c56464e5>)
- [Story source](<https://www.techmeme.com/261022/p59>)
- [Story source](<https://x.com/choblin29/status/2113413928630059361>)
- [Supporting source](<https://x.com/ChrisRMcGuire/status/2113417246890680469>)
- [Supporting source](<https://x.com/niubi/status/2113396391728878056>)
- [Supporting source](<https://x.com/rohanpaul_ai/status/2113567271893577992>)
- [Supporting source](<https://x.com/joedoc2112/status/2113394664871235595>)