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States parties

South Africa

South Africa 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
25 Feb 2019 (Ratification)
ENTRY INTO FORCE
22 Jan 2021
DECLARATION
Received 18 Feb 2021
Key weapons of mass destruction treaties
NUCLEAR WEAPONS
Party to the TPNW Yes (Ratified 2019)
Party to the NPT Yes (Acceded 1991)
Ratified the CTBT Yes (Ratified 1999, Annex 2 state)
Party to an NWFZ Yes (Ratified 1998, Pelindaba)
CSA with the IAEA Yes (In force 1991)
AP with the IAEA Yes (In force 2002)
BIOLOGICAL AND CHEMICAL WEAPONS
Party to the BWC Yes (Ratified 1975)
Party to the CWC Yes (Ratified 1995)
TPNW Art. 1(1) prohibitions: Compliance in 2024
(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 (2024)
Participated in 2MSP (2023) Yes
Participated in 1MSP (2022) Yes
Average MSP delegation size (% women) 11.5 (23%)
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 Yes
Fissile material production No
HEU stocks 100-1000 kg
Plutonium stocks No
SQP with the IAEA No

Latest developments

At the Second Meeting of States Parties (2MSP) to the Treaty on the Prohibition of Nuclear Weapons (TPNW) in 2023, South Africa was reappointed as a co-chair, together with Uruguay, of the informal working group on universalisation of the Treaty.1 Throughout 2024, it co-organised a number of events in this capacity, most notably the African Conference on the Universalisation and Implementation of the TPNW in Addis Ababa, Ethiopia, in September2 and a high-level signing and ratification ceremony for the Treaty in the margins of the 79th session of the UN General Assembly in the same month.3

At the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) Preparatory Committee session in July 2024, South Africa said that ‘the TPNW’s pertinence and relevance for Article VI of the NPT cannot be overemphasised’.4 ‘The TPNW represents the highest non-proliferation standard that any State can commit to, thereby strengthening and complementing the NPT,’ it added. The TPNW’s adoption in 2017 was ‘a powerful response to the humanitarian imperatives’ for a world without nuclear weapons, it said.5

At a high-level UN event to commemorate the International Day for the Total Elimination of Nuclear Weapons on 26 September 2024, South Africa noted that the TPNW ‘is underpinned by humanitarian and ethical imperatives for nuclear disarmament’ and ‘demonstrates growing support for action against nuclear weapons’.6

In the First Committee of the UN General Assembly in October 2024, South Africa hailed the TPNW’s entry into force in 2021 as ‘one of the most important developments towards the elimination of nuclear weapons’ in the history of the UN. Moreover, it emphasised that the doctrine of nuclear deterrence is an obstacle to achieving the goal of a nuclear-weapon-free world.7

South Africa was one of the co-sponsors for the 2024 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’.8

Recommendations

  • South Africa should continue to encourage other states to adhere to the TPNW.

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

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