BBOSE Class 12 Open School Schedule: The Bihar School Examination Board (BSEB) has officially published the comprehensive examination schedule for the Bihar Board of Open Schooling and Examination (BBOSE) Class 12 June 2026 session. The state board finalized the matrix to ensure students prepare for both the practical and core academic modules.
The academic assessment process is structurally divided into consecutive parts, starting with early hands-on laboratory testing followed immediately by centralised written papers. All registered students can systematically cross-verify their specific subject dates, prepare necessary school documentation, and optimize their final revision plans around the mandated dual-shift timetable structure.
BBOSE Class 12 Subject Schedule For Written Theory Papers
The main written theory examinations are scheduled to begin on July 30 and conclude on August 14, 2026. These papers are split into Shift 1 (9:30 AM to 12:45 PM) and Shift 2 (2:00 PM to 5:15 PM):
Exam Date | Shift 1 (9:30 AM to 12:45 PM) | Shift 2 (2:00 PM to 5:15 PM) |
July 30, 2026 | Hindi | English |
July 31, 2026 | Mathematics | Chemistry |
August 1, 2026 | Biology | Physics |
August 3, 2026 | Geography | History |
August 6, 2026 | Maithili, Bangla | Accounting, Bhojpuri |
August 7, 2027 | Sanskrit, Arabic | Psychology |
August 8, 2026 | Economics | Home Science |
August 10, 2026 | Political Science | Sociology |
August 11, 2026 | Yoga, Physical Education | Computer Science |
August 12, 2026 | Music | Drawing |
August 13, 2026 | Business Studies | Pedagogy, Philosophy |
August 14, 2026 | Urdu | Magahi |
BBOSE Class 12 Mandatory Timetable for Practical Lab Papers
The practical internal tests are structured to run ahead of the main exams, commencing on July 25 and wrapping up on July 28, 2026. These sessions run on a slightly shorter shift timeline compared to theory evaluations:
Exam Date | Shift 1 (9:00 AM to 12:00 PM) | Shift 2 (1:00 PM to 4:00 PM) |
July 25, 2026 | Physics, Painting | Chemistry, Geography |
July 27, 2026 | Biology, Psychology | Yoga and Physical Education, Home Science |
July 28, 2026 | Computer Science | Music |
Important Examination Breaks and Mandatory Candidate Notes
Candidates must take careful note that the board has not scheduled any practical examinations on July 26, 2026. This single-day weekend gap is provided to let open school students reset before tackling the final remaining practical configurations. Everyone must report to their assigned centers well ahead of their shift times with their valid board admit cards.