Key Deadlines
Friday 13 February 2026
Online registration of countries / territories
Friday 20 March 2026
Online registration of Leaders / Deputies / Obs
Online registration of students numbers
Friday 17 April 2026
Final date to submit problems for Shortlists
Wednesday 29 April 2026
Online registration of full student details
Friday 29 May 2026 - absolute deadline
Full payment of fees
Friday 5 June 2026
Online registration of travel details