What This Bill Does · Plain English
GovGreed Synthesis · AI extraction
This bill requires that any modification to the 1966 U.S.-U.K. agreement concerning the British Indian Ocean Territory (Diego Garcia) must receive the advice and consent of the Senate. It also prohibits the use of federal funds to modify the agreement without such Senate approval and mandates a presidential report to Congress before any negotiation on modification begins.
Action Timeline
2026-03-05
Read twice and referred to the Committee on Foreign Relations.
2026-03-05
Introduced in Senate
Frequently Asked Questions
Did S.4019 pass?
S.4019 is still alive. Current stage: COMMITTEE. Pass likelihood: pending.
What does S.4019 do?
This bill requires that any modification to the 1966 U.S.-U.K. agreement concerning the British Indian Ocean Territory (Diego Garcia) must receive the advice and consent of the Senate. It also prohibits the use of federal funds to modify the agreement without such Senate approval and mandates a presidential report to Congress before any negotiation on modification begins.
Who sponsored S.4019?
S.4019 was sponsored by John Kennedy (R-Louisiana).
Full Bill Text
119 S4019 IS: Diego Garcia Treaty Oversight Act U.S. Senate 2026-03-05 text/xml EN Pursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain. II 119th CONGRESS 2d Session S. 4019 IN THE SENATE OF THE UNITED STATES March 5, 2026 Mr. Kennedy introduced the following bill; which was read twice and referred to the Committee on Foreign Relations A BILL To require the advice and consent of the Senate for any modification to the 1966 agreement between the United States and the United Kingdom concerning the British Indian Ocean Territory, and for other purposes. 1. Short title This Act may be cited as the Diego Garcia Treaty Oversight Act . 2. Definitions In this Act: (1) Appropriate committees of Congress The term appropriate committees of Congress means— (A) the Committee on Foreign Relations of the Senate; (B) the Committee on Armed Services of the Senate; and (C) the Committee on Appropriations of the Senate. (2) Covered agreement The term covered agreement means the Exchange of notes constituting an agreement concerning the availability for defense purposes of the British Indian Ocean Territory, dated December 30, 1966. 3. Requirements relating to modification of agreement concerning the British Indian Ocean Territory (a) In general Any modification to the covered agreement shall require the advice and consent of the Senate. (b) Prohibition on use of funds None of the funds authorized to be appropriated, appropriated, or otherwise made available for any Federal department or agency may be obligated or expended to modify the covered agreement unless the Senate has provided advice and consent for such modification. (c) Report required (1) In general Before entering into any negotiation regarding modification of the covered agreement, the President shall submit to the appropriate committees of Congress a report detailing the following: (A) The national security rationale for the proposed modification. (B) The implications of the proposed modification for United States operational control of Diego Garcia. (C) Any risks posed by third-party sovereign claims or foreign military presence. (2) Form The report described in paragraph (1) shall be submitted in classified and unclassified form.
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