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Event
Art card of the event, bearing the title that reads "Four definitions to change the world: Foreseeable relevance", along with details of the webinar superimposed on a gradient green background. At the The bottom half features headshots of five speakers.
29 May 2026
Webinar: Four definitions to change the world webinar series – Foreseeable relevance

The panel will evaluate current instruments and frameworks, their merits, and their limitations in order to contribute to the development of an exchange of information regime that is inclusive and universal. …

News
Logo of the United Nations embossed on a glass wall in the UN Headquarters in New York City
March 2026
Tax treaties in spotlight as UN Tax Convention negotiations deepen

When member-states convene in New York this August for the fifth substantive session on the UN Framework Convention on International Tax Cooperation (UN Tax Convention), negotiators will navigate increasingly technical and politically contested questions. Among them is how the new Convention will relate to the bilateral tax treaties already in force around the world….

Event
Globe showing the African continent on top of a pile of international currencies.
17 March 2026
Webinar: Protocol 1 in focus – progress and the way forward

This webinar will give you a clear picture of where things stand and what comes next on the UN Tax Convention Protocol 1 on cross-border services taxation….

Event
Art card that says "IISD side-event: Tax Dispute Resolution under the UN Conventiokn on Tax"
11 February 2026
Tax Dispute Resolution Under the UN Convention on Tax: Lessons from Investment Arbitration

ICTD Associate Postdoctoral Fellow Frederik Heitmüller will be speaking at a panel about the tax dispute resolution under the UN Framework Convention on International Tax, hosted by the International Institute for Sustainable Development (IISD)….

Event
Vertical shot of the UN headquarters in New York, featuring a row of flags from different countries
6 February 2026 - 7 February 2026
Academic Symposium on the UN Framework Convention on International Tax Cooperation

ICTD Research Director Martin Hearson and Associate Postdoctoral Fellow Frederik Heitmüller will be speaking at the Academic Symposium on the UN Framework Convention on International Tax Cooperation, hosted by the International Tax Program at the NYU School of Law….

Event
Art card featuring Chenai Mukumba, with the text "The need for more inclusive, equitable tax and multilateral systems".
3 December 2025
Lecture: The need for more inclusive, equitable tax and multilateral systems

Fresh from the UN Tax Convention negotiations in Nairobi earlier this month, Mukumba will discuss why reforming the global tax architecture matters for everyone, not just the global South that is pushing for change….

Event
An image of a the ALlard Pierson Museum facade
25 September 2025 - 26 September 2025
Conference: Digital Service Taxes: A fair and effective way to tax the data economy?

ICTD Research Officer Florian Dierich will be presenting the Centre’s research in a panel exploring policy options around an “improved DST” compared to other alternatives….

Event
Art card featuring the text "Next Steps for the UN Convention on Tax: Mapping priorities'
16 July 2025
WEBINAR: Next Steps for the UN Convention on Tax: Mapping Priorities

Countries around the world are losing billions to illicit financial flows, tax avoidance, tax evasion, and…

Event
Photo of the facade of the UN headquarters in New York
5 June 2025
Panel: Future of International Tax Governance

The Institute for Austrian and International Tax Law and the Global Tax Policy Centre at the Vienna University of Economics and Business (WU Vienna) are hosting a panel discussion on the “Future of International Tax Governance”, in the context of ongoing negotiations for the UN Framework Convention on International Tax Cooperation (UN Tax Convention)….

News
UN logo sticker on a glass wall
January 2025
UN Tax Talks: New research highlights key scenarios at next week’s historic negotiations

New research from the International Centre for Tax and Development (ICTD) provides crucial insights into the challenges and opportunities shaping these historic negotiations….

Event
Flags from all countries outside of the UN building in Manhattan.
12 July 2024
Roundtable: The UN Framework Tax Convention

Following last year’s historic vote supporting the establishment of a new UN Framework Tax Convention, a…

News
Logo of the United Nations embossed on a glass wall in the UN Headquarters in New York City
May 2024
Negotiations for new UN Framework Convention on Tax – what next?

The UN ad hoc committee concluded yesterday the first round of negotiations for the final parameters – or the “terms of reference” – for a UN framework convention on tax, which some have said “could deliver the biggest shake-up in history of the global tax system.”…