The 2026 International Congress of Mathematicians (ICM) will be held in Philadelphia, USA, from 23-30 July 2026. The congress schedule will feature engaging and internationally renowned speakers presenting the latest breakthroughs shaping mathematics today. In addition, top mathematicians in the field will receive the Fields Medal, Abacus Medal and other prizes.
Registration
Discounted registration rates are available until 1 January 2026.
The registration fees and deadlines are:
| Category | Early Advanced (register by 1 Jan 2026) | Advanced (register by 11 May 2026) | Onsite (from 22 July 2026) |
| Full participant | USD $570 | USD $620 | USD $670 |
| Student - Master/Doc | USD $250 | USD $300 | USD $350 |
| Accompanying person | USD $125 | USD $145 | USD $175 |
Showcase your Work
All interested ICM participants are invited to submit an application to present a short communication on recent and original work in mathematics made after 2022, which is presented orally with the support of slides. Submission deadline: 1 January 2026.
Posters
ICM participants are also invited to submit an application to present a poster during the congress, which reflects recent and original work in mathematics made after 2022. Submission deadline: 1 January 2026.
Satellite Events
On behalf of the International Mathematical Unions, proposals are invited for satellite conferences and other possible events to be associated with and complement the ICM. Application deadline: 31 December 2025; decision date: 3 January 2026.
Learn more about satellite events.
Last updated: 5 November 2026