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States parties

Dominican Republic

The Dominican Republic is an example to be followed by other States, as it has adhered to all of the seven key treaties in the legal architecture on disarmament and non-proliferation of weapons of mass destruction, in addition to being party to a nuclear-weapon-free zone (NWFZ) treaty.

TPNW Status

SIGNATURE
7 Jun 2018
DEPOSIT WITH UNSG
22 Sep 2022 (Ratification)
ENTRY INTO FORCE
21 Dec 2022
DECLARATION
Received 22 Nov 2023
Key weapons of mass destruction treaties
NUCLEAR WEAPONS
Party to the TPNW Yes (Ratified 2022)
Party to the NPT Yes (Ratified 1971)
Ratified the CTBT Yes (Ratified 2007)
Party to an NWFZ Yes (Ratified 1968, Tlatelolco)
CSA with the IAEA Yes (In force 1973)
AP with the IAEA Yes (In force 2010)
BIOLOGICAL AND CHEMICAL WEAPONS
Party to the BWC Yes (Ratified 1973)
Party to the CWC Yes (Ratified 2009)
TPNW Art. 1(1) prohibitions: Compliance in 2025
(a) Develop, produce, manufacture, acquire Compliant
Possess or stockpile Compliant
Test Compliant
(b) Transfer Compliant
(c) Receive transfer or control Compliant
(d) Use Compliant
Threaten to use Compliant
(e) Assist, encourage or induce Compliant
(f) Seek or receive assistance Compliant
(g) Allow stationing, installation, deployment Compliant
TPNW voting and participation
UNGA resolution on TPNW (latest vote) Voted yes (2025)
Participated in 3MSP (2025) Yes
Participated in 2MSP (2023) Yes
Participated in 1MSP (2022) Yes (observer)
Average MSP delegation size (% women) 2.67 (72%)
Adoption of TPNW (7 July 2017) Voted yes
Participated in TPNW negotiations (2017) Yes
Negotiation mandate (A/RES/71/258) Voted yes
Fissile material
Nuclear facilities No
Fissile material production No
HEU stocks No
Plutonium stocks No
SQP with the IAEA Yes (Revised)

Latest developments

At the Third Meeting of States Parties (3MSP) to the Treaty on the Prohibition of Nuclear Weapons (TPNW) in March 2025, the Dominican Republic described the Treaty as ‘a valuable instrument that establishes significant limits in the nuclear field’. It also remarked that promotion of the policy of nuclear deterrence undermines disarmament and non-proliferation efforts and is incompatible with the TPNW.1

At the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) Preparatory Committee meeting in April 2025, the Dominican Republic underscored that the NPT, the TPNW, and other elements of the nuclear non-proliferation and disarmament architecture are complementary.2

At a high-level event on 26 September 2025 marking the International Day for the Total Elimination of Nuclear Weapons, the Dominican Republic reiterated its support for the TPNW, noting the Treaty’s ‘value as a clear expression of the will of the majority of [UN] member States to move towards a world that is free of nuclear weapons’.3

The Dominican Republic also recognized the importance of the TPNW in a statement to the First Committee of the UN General Assembly in October 2025.4

The Dominican Republic co-sponsored the 2025 UN General Assembly resolution on the TPNW, which welcomed the Treaty’s entry into force and called upon ‘all States that have not yet done so to sign, ratify, accept, approve, or accede to the Treaty at the earliest possible date’.5

Recommendations

  • The Dominican Republic should continue to encourage other states to adhere to the TPNW.

  • The Dominican Republic should ensure that all the TPNW obligations are implemented domestically, through legal, administrative, and other necessary measures.

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