| 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  |