The Arms Trade Treaty in force since 2014
Promoting responsibility in international transfers of conventional arms
News alert
The Arms Trade Treaty Annual Reporting Course, developed by the ATT Secretariat in cooperation with UNITAR, and funding from the European Union, provides practical guidance to States Parties on the ATT annual reporting requirements.
The course supports reporting focal points and other relevant officials in understanding the reporting process, preparing their annual reports, and fulfilling their obligations under the Treaty.
The course is available online through the UNITAR platform and can be completed at the participant’s own pace. Link: Arms Trade Treaty Annual Reporting Course | UNITAR
Visit this page for eligibility criteria, guidance, and application details: How to apply? | The Arms Trade Treaty
Discover how VTF-supported projects have helped strengthen national control systems, enhance Treaty implementation, and foster international cooperation around the world.
(5 minutes)
https://youtu.be/wBM0fuO9YTE?si=ZII0r2du1bJEfU-Z
(2 minutes)
https://youtu.be/Q18xQpkuzGI?si=wzQxiPlFHigT8E5i
Ecuador deposited its instrument of ratification on 25 February 2026 to become the 118th State Party to the Arms Trade Treaty. The ATT will enter into force for Ecuador on 26 May 2026.
Welcome to the ATT, Ecuador !
The VTF Chairperson’s Call for Contribution and the relevant document were circulated on 06 February 2026, and they are available here.
The Arms Trade Treaty Annual Reporting Course, developed by the ATT Secretariat in cooperation with UNITAR, and funding from the European Union, provides practical guidance to States Parties on the ATT annual reporting requirements.
The course supports reporting focal points and other relevant officials in understanding the reporting process, preparing their annual reports, and fulfilling their obligations under the Treaty.
The course is available online through the UNITAR platform and can be completed at the participant’s own pace. Link: Arms Trade Treaty Annual Reporting Course | UNITAR
Visit this page for eligibility criteria, guidance, and application details: How to apply? | The Arms Trade Treaty
Discover how VTF-supported projects have helped strengthen national control systems, enhance Treaty implementation, and foster international cooperation around the world.
(5 minutes)
https://youtu.be/wBM0fuO9YTE?si=ZII0r2du1bJEfU-Z
(2 minutes)
https://youtu.be/Q18xQpkuzGI?si=wzQxiPlFHigT8E5i
Ecuador deposited its instrument of ratification on 25 February 2026 to become the 118th State Party to the Arms Trade Treaty. The ATT will enter into force for Ecuador on 26 May 2026.
Welcome to the ATT, Ecuador !
The VTF Chairperson’s Call for Contribution and the relevant document were circulated on 06 February 2026, and they are available here.
Welcome to the ATT, Ecuador !
The Treaty came into force on 24 December 2014. At this stage the Treaty has a total of 118 States Parties and 25 States that have signed but not yet ratified the Treaty.
The Arms Trade Treaty (ATT) is an international treaty that regulates the international trade in conventional arms and seeks to prevent and eradicate illicit trade and diversion of conventional arms by establishing international standards governing arms transfers.
Status of ATT
Participation
118
States Parties
States Parties
States that have ratified, accepted, approved or acceded to the treaty.
25
Signatories that are not yet States Parties
States that have signed the treaty but not yet ratified, approved, or accepted it.
52
States that have not yet joined the treaty