S.4223

First Island Chain Deterrence Act

Introduced·3/26/26

Federal SB4223 mandates a report on how delays in U.S. arms sales to Japan, Taiwan, and the Philippines impact defense readiness in the First Island.

Federal SB4223, the First Island Chain Deterrence Act, requires the Comptroller General to submit a report to Congress within 18 months on the effects of delays in U.S. arms deliveries to Japan, Taiwan, and the Philippines. The report will assess how these delays affect the Department of Defense's ability to maintain a strong denial defense in the First Island Chain, which includes the archipelagos from the Kuril Islands to Borneo. The report will also evaluate the impact of other arms sales authorities on defense readiness in the region.

Included in complete analysis

  • Overview
  • Core Provisions
  • Implementation
  • Impact
  • Legal Framework
  • Critical Issues

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Where it stands

Current
Foreign Relations Committee
Next
Committee decision

Sponsors

1
1
Democratic CaucusRepublican Caucus

History

Mar 26

Senate

Read twice and referred to the Committee on Foreign Relations.