| Schedule | Semester 1 | Semester 2 | Summer Session | 
|---|---|---|---|
| Students must check the updated courses and sections at admission.bu.ac.th/grad | July 22, 2025 | December 11, 2025 | May 15, 2026 | 
| Online Registration Registration Schedules are available at admission.bu.ac.th/grad | July 23 - 25, 2025 | January 7 - 9, 2026 | June 10 - 12, 2026 | 
| Payment for Registration - Online Registration | August 1, 2025 | January 16, 2026 | June 19, 2026 | 
| First Day of the Semester | September 6, 2025 | February 7, 2026 | July 11, 2026 | 
| Adding and Dropping Online | September 4 - 6, 2025 | February 5 - 7, 2026 | July 9 - 11, 2026 | 
| Final Day of Notification of Academic Leave (For Students who did not register or registered online but did not pay the registration fee) | December 9, 2025 | June 23, 2026 | - | 
| Withdrawal Period | January 19 - 31, 2026 | June 22 - July 4, 2026 | July 27 – August 2026 | 
| Last Day of Classes | January 31, 2026 | July 4, 2026 | August 8, 2026 | 
Students must check the updated courses and sections
at admission.bu.ac.th/grad
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| July 22, 2025 | December 11, 2025 | May 15, 2026 | 
Online Registration
Registration Schedules are available at
admission.bu.ac.th/grad
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| July 23 - 25, 2025 | January 7 - 9, 2026 | June 10 - 12, 2026 | 
Payment for Registration - Online
Registration
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| August 1, 2025 | January 16, 2026 | June 19, 2026 | 
First Day of the Semester
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| September 6, 2025 | February 7, 2026 | July 11, 2026 | 
Adding and Dropping Online
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| September 4 - 6, 2025 | February 5 - 7, 2026 | July 9 - 11, 2026 | 
Final Day of Notification of Academic Leave
(For Students who did not register or
registered online but did not pay the
registration fee)
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| December 9, 2025 | June 23, 2026 | - | 
Withdrawal Period
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| January 19 - 31, 2026 | June 22 - July 4, 2026 | July 27 – August 2026 | 
Last Day of Classes
| Semester 1 | Semester 2 | Summer Session | 
|---|---|---|
| January 31, 2026 | July 4, 2026 | August 8, 2026 |