| Subject | Dates |
|---|---|
| Grade 3 | |
| Social Studies | May 13–15, 2026 |
| Grade 4 | |
| Estonian Language (written) | October 8–10, 2025 |
| Russian Language (written) | October 8–9, 2025 |
| Estonian as a Second Language (Level A1) | September 30 – October 2; October 6, 2025 |
| Mathematics (written) | October 10; October 13–14, 2025 |
| Natural Sciences (written) | September 24–26, 2025 |
| Grade 6 | |
| Social Studies | May 19–21, 2026 |
| Grade 7 | |
| Estonian Language (written) | September 25–26; September 29, 2025 |
| Russian Language (written) | September 25–26, 2025 |
| Estonian as a Second Language (Level A2) | October 13–16, 2025 |
| Mathematics (written) | October 7–9, 2025 |
| Natural Sciences (written) | October 1–2; October 6, 2025 |
| Upper Secondary (Grades 7–9) | |
| English (Level A2, written) | October 28, 2025 |
| English (Level A2, oral) | October 28–31, 2025 |
| German (Level A2) | January 20–21, 2026 |
| Russian (Level A2) | January 20–21, 2026 |
| Natural Sciences (written) | September 18–19; September 22–23, 2025 |
| Social Studies (written) | March 31 – April 2, 2026 |
| Upper Secondary (Grades 10–12) | |
| Social Studies (written) | March 3–5, 2026 |
| Natural Sciences (written) | March 10–12, 2026 |