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States parties

Chile

Chile 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
20 Sep 2017
DEPOSIT WITH UNSG
23 Sep 2021 (Ratification)
ENTRY INTO FORCE
22 Dec 2021
DECLARATION
Received 23 Sep 2021
TPNW Article 1(1) prohibitions: compliance in 2024
(a) Develop, produce, manufacture, acquire Compliant
Test Compliant
Possess or stockpile 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 (2024)
Participated in 2MSP (2023) Yes
2MSP delegation size (% women) 2 (50%)
Adoption of TPNW (7 July 2017) Voted yes
Participated in TPNW negotiations (2017) Yes
Negotiation mandate (A/RES/71/258) Voted yes
Other weapons of mass destruction (WMD) treaties
Party to an NWFZ Yes (Ratified 1974, Tlatelolco)
Party to the NPT Yes (Acceded 1995)
Ratified the CTBT Yes (Ratified 2000, Annex 2 state)
Party to the BWC Yes (Ratified 1980)
Party to the CWC Yes (Ratified 1996)
IAEA safeguards and fissile material
Safeguards agreement Yes (In force 1995)
TPNW Art 3(2) deadline N/A
Small Quantities Protocol No
Additional Protocol Yes (In force 2003)
Enrichment facilities/reprocessing plants No
HEU stocks Cleared
Plutonium stocks No

Latest developments

At a high-level UN event to commemorate the International Day for the Total Elimination of Nuclear Weapons on 26 September 2024, Chile expressed support for the Treaty on the Prohibition of Nuclear Weapons (TPNW) and invited all UN member states that have not yet done so to sign and ratify it. It said that the TPNW ‘contributes to the multilateral order in the fight against the possession of [nuclear] weapons’.1

At the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) Preparatory Committee session in July 2024, Chile welcomed the TPNW’s entry into force, ‘understanding that the only way to ensure that this type of weapon is never used again is through its total prohibition’. ‘While recognising that the NPT is still the cornerstone of the global architecture of disarmament and non-proliferation, we believe that the TPNW, far from weakening it, reinforces the structure of the NPT and strengthens the implementation of its three pillars,’ it said.2

In the First Committee of the UN General Assembly in October 2024, Chile said that the TPNW ‘strengthens and is fully compatible with the NPT’. It urged States ‘to sign, ratify and accede to the TPNW’ and ‘to vote in favour of the resolutions to be submitted [to the First Committee] in connection with this Treaty’.3

Chile was one of the co-sponsors for the 2024 UN General Assembly resolution on the TPNW, which 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’.4

Recommendations

  • Chile should continue to encourage other states to adhere to the Treaty.

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

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