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Olympiad · Mathematics

SOF IMO

International Mathematics Olympiad (SOF). The maths Olympiad run by SOF through schools. Level 1 is held at your school; the top 5% of each class move on to Level 2.

Register your school with SOF →Exam calendar

At a glance

Classes
Classes 1 to 12 at SOF-recognised schools. Classes 9 and 10 are included.
Organiser
Science Olympiad Foundation
Mode
Offline, in English, 1 hour (Level 1)
Fee
₹170 registration fee
Registration
Through your school only
Level 2
Top 5% of each class from Level 1. Dates not announced yet

Key dates

  • Fri, 23 Oct 2026Level 1, date 1Official
  • Thu, 26 Nov 2026Level 1, date 2Official
  • Thu, 10 Dec 2026Level 1, date 3Official
  • To be announcedLevel 2 dates to be announced by SOFOfficial

How to register

  1. Ask your school to register with SOF. Students cannot apply on their own.
  2. The school picks one Level 1 date for the whole school and applies at least 30 days before it.
  3. Sit the Level 1 exam at your school.
  4. The top 5% of each class in Level 1 go on to Level 2 (open to Classes 3 to 12).

What happens next

Level 2 for qualifiers. SOF announces the Level 2 dates separately.

Sources

Last checked 1 Nov 2026. Dates marked Listing come from third-party summaries.