First Island Chain Deterrence Act

#4223 | S Congress #119

Subjects:

Last Action: Read twice and referred to the Committee on Foreign Relations. (3/26/2026)

Bill Text Source: Congress.gov

Summary and Impacts
Original Text

Bill Summary

The **First Island Chain Deterrence Act** mandates the Comptroller General of the United States to produce a report analyzing how delays in U.S. arms deliveries to Japan, Taiwan, and the Philippines impact the Department of Defense's ability to establish and maintain a strong defense posture in the First Island Chain. This chain includes key geographic areas that are strategically significant for U.S. national security.

Specifically, the report must cover several elements: the benefits of timely arms deliveries for national security and interoperability among these allies during potential conflicts, the current status and delays of major defense equipment sales, and the broader implications of these delays on U.S. defense strategies in the region. The report is to be submitted to relevant congressional committees within 18 months of the Act's enactment, and while it should be largely unclassified, a classified annex may be included for sensitive information. The Department of Defense is required to assist the Comptroller General in gathering necessary data for the report.

Possible Impacts

The "First Island Chain Deterrence Act" could affect people in various ways. Here are three examples:

1. **Impact on Regional Security and Stability:**
The report mandated by this legislation may identify delays in arms deliveries that could compromise the United States' ability to assist its allies in East Asia—Japan, Taiwan, and the Philippines. If these countries perceive a weakened U.S. commitment due to delays, it could lead to increased regional tensions and insecurity. Citizens in these nations may feel more vulnerable to potential aggressive actions from adversaries, impacting their daily lives and sense of safety.

2. **Economic Implications for the Defense Industry:**
The assessment of delays in arms deliveries may reveal inefficiencies or production constraints within the U.S. defense industrial base. If the report prompts reforms to streamline the foreign military sales process, it could lead to increased production and job opportunities in the defense sector. Conversely, if delays are prolonged, it may result in workforce reductions or instability in companies reliant on military contracts, affecting employees and their families.

3. **Political Consequences for U.S. Relations:**
The findings of the report could influence U.S. foreign policy and military strategy in the Asia-Pacific region. Policymakers may adjust their approach based on the assessment of the impact of arms delivery delays on national security and the ability to maintain strong alliances. This shift could have repercussions domestically, as public opinion may sway based on perceived effectiveness in foreign policy, potentially affecting election outcomes and the political landscape in the United States.

[Congressional Bills 119th Congress]
[From the U.S. Government Publishing Office]
[S. 4223 Introduced in Senate (IS)]

<DOC>






119th CONGRESS
  2d Session
                                S. 4223

  To require the Comptroller General of the United States to submit a 
   report on the manner in which delays in arms deliveries to Japan, 
  Taiwan, and the Philippines affect the ability of the Department of 
   Defense to build and sustain a strong denial defense in the First 
                             Island Chain.


_______________________________________________________________________


                   IN THE SENATE OF THE UNITED STATES

                             March 26, 2026

  Mr. Bennet (for himself and Mr. Ricketts) introduced the following 
  bill; which was read twice and referred to the Committee on Foreign 
                               Relations

_______________________________________________________________________

                                 A BILL


 
  To require the Comptroller General of the United States to submit a 
   report on the manner in which delays in arms deliveries to Japan, 
  Taiwan, and the Philippines affect the ability of the Department of 
   Defense to build and sustain a strong denial defense in the First 
                             Island Chain.

    Be it enacted by the Senate and House of Representatives of the 
United States of America in Congress assembled,

SECTION 1. SHORT TITLE.

    This Act may be cited as the ``First Island Chain Deterrence Act''.

SEC. 2. DEFINITIONS.

    In this Act:
            (1) Appropriate committees of congress.--The term 
        ``appropriate committees of Congress'' means--
                    (A) the Committee on Foreign Relations and the 
                Committee on Armed Services of the Senate; and
                    (B) the Committee on Foreign Affairs and the 
                Committee on Armed Services of the House of 
                Representatives.
            (2) First island chain.--The term ``First Island Chain'' 
        means the chain of archipelagos extending from the Kuril 
        Islands and Japan, through the Ryukyu Islands, Taiwan, and the 
        Philippines, to Borneo, which form the first line of islands 
        off the East Asian continental mainland.
            (3) Major defense equipment sales.--The term ``major 
        defense equipment sales'' means all foreign military sales that 
        meet Defense Security Cooperation Agency thresholds for 
        congressional notification under section 36 of the Arms Export 
        Control Act (22 U.S.C. 2776).
            (4) Strong denial defense.--The term ``strong denial 
        defense'' means the prevention of an adversary from taking 
        aggressive action by demonstrating that success in such an 
        action would be prohibitively difficult.

SEC. 3. REPORT ON DELAYS IN ARMS DELIVERIES TO JAPAN, TAIWAN, AND THE 
              PHILIPPINES.

    (a) In General.--Not later than 18 months after the date of the 
enactment of this Act, the Comptroller General of the United States 
shall submit to the appropriate committees of Congress a report on the 
manner in which delays in United States weapons sales to Japan, Taiwan, 
and the Philippines through the foreign military sales process affect 
the ability of the Department of Defense to build, posture, and sustain 
a strong denial defense in the First Island Chain.
    (b) Elements.--The report required by subsection (a) shall include 
the following:
            (1) A description of the benefits to United States national 
        security of United States arms deliveries to Japan, Taiwan, and 
        the Philippines, and the importance of interoperability in the 
        event of a contingency across the Taiwan Strait.
            (2) A description of--
                    (A) the current status of major defense equipment 
                sales to Japan, Taiwan, and the Philippines that have 
                been approved but have not been completed; and
                    (B) relevant metrics for identifying delays in the 
                timelines for delivery on such major defense equipment 
                sales, including such delays attributable to--
                            (i) Department of Defense review, 
                        procurement, and administration processes for 
                        the foreign military sales mechanism;
                            (ii) production constraints on the United 
                        States defense industrial base with respect to 
                        materiel currently under contract with Japan, 
                        Taiwan, and the Philippines; or
                            (iii) Department of Defense prioritization 
                        of arms deliveries to allies and partners in 
                        the midst of conflict, such as allies in the 
                        Middle East region.
            (3) An assessment of possible impacts of such delays on the 
        ability of the Department of Defense to build, posture, and 
        sustain a strong denial defense in the First Island Chain, 
        including by enabling interoperability with Japan, Taiwan, and 
        the Philippines.
            (4) An evaluation, as applicable, of the impact any other 
        relevant authority for arms sales or transfers to Japan, 
        Taiwan, and the Philippines may have on the ability of the 
        Department of Defense to build, posture, and sustain a strong 
        denial defense in the First Island Chain.
    (c) Form.--The report required by subsection (a)--
            (1) to the maximum extent practicable, shall be submitted 
        in unclassified form without any designation relating to 
        dissemination control; and
            (2) shall contain a classified annex.
    (d) Support From Department of Defense.--The Secretary of Defense 
shall provide the Comptroller General with timely access to any 
appropriate information, data, and analyses requested by the 
Comptroller General under section 716 of title 31, United States Code, 
that is necessary to develop, in a timely, thorough, and independent 
manner, the report required by subsection (a).
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