SenateS. 4223119th Congress
First Island Chain Deterrence Act
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[Congressional Bills 119th Congress]
[From the U.S. Government Publishing Office]
[S. 4223 Introduced in Senate (IS)]
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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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