The Central Board of Secondary Education (CBSE), operating under the Ministry of Education, Government of India, has officially released the definitive datesheet for the Class 12th Board examinations in 2026. The board has clarified that exam timings will vary based on the subject, generally falling between 10:30 AM and 12:30 PM.
A tentative schedule was previously shared on September 24, 2025, allowing schools and students an early start on their preparations. This newly released final version, now accessible on the official CBSE portal, provides a clear and unchangeable structure for the upcoming examination period.
For science stream students, the CBSE Class 12th board exams will kick off on February 17, 2026, with the Biotechnology paper. It’s crucial for all students appearing for these science exams to intensify their preparation. Below, you’ll find the comprehensive science datesheet:
CBSE Class 12 Science Exam 2026 Datesheet: Key Dates to Remember
Here’s a breakdown of the important dates to help you organize your study plan:
| Date | Day | Subjects |
|---|---|---|
| February 17, 2026 | Tuesday | Biotechnology |
| February 20, 2026 | Friday | Physics |
| February 28, 2026 | Saturday | Chemistry |
| March 9, 2026 | Monday | Mathematics, Applied Mathematics |
| March 12, 2026 | Thursday | English elective, English core |
| March 25, 2026 | Wednesday | Computer Science |
| March 27, 2026 | Thursday | Biology |
| April 9, 2026 | Thursday | Data Science |
How to Download the CBSE Class 12 Datesheet 2026
To access and download your official CBSE Class 12th datesheet for 2026, follow these simple steps:
- Go to the official CBSE website.
- Look for the ‘Examinations’ tab on the main page and click it.
- From the menu that appears, select ‘Date Sheet’.
- Find and click on ‘CBSE Date Sheet Class 12 Final 2026’.
- The datesheet will open as a PDF. You can then download it or save it for your records.
Make sure to keep a copy handy to stay informed about your exam schedule!