| Activity | Period | Remark |
| Apply for the BIR Written Examination | 2 - 17 February 2026 | See the procedure below |
| Announcement of the Eligible Applicants for the BIR Written Exam | 11 March 2026 | |
| BIR Written Examination | 22 March 2026 | Faculty of Political Science, Thammasat University (Tha Prachan) |
| Announcement of the BIR Written Examination Score | 23 April 2026 |
ประกาศรับสมัครสอบข้อเขียนวิชาเฉพาะ ที่ดำเนินการจัดสอบโดยมหาวิทยาลัยธรรมศาสตร์ ปีการศึกษา 2569
(2) TCAS Round 3: Admission
| Activity | Period | Remark |
| Admission Period | 6 - 12 May 2026 | *BIR Written Exam Score is mandatory for the Admission Period |
| TCAS Announce the Successful Candidates (1) | 20 May 2026 | https://www.mytcas.com/ |
| Confirmation through the TCAS System (1) | 20 - 21 May 2026 | |
| TCAS Announce the Successful Candidates (2) | 26 May 2026 | |
| Confirmation through the TCAS System (2) | 26 May 2026 | |
| Interview | 30 May 2026 | Faculty of Political Science, Thammasat University, Tha Prachan |
| Announcement of the Enrollment | 11 June 2026 |
For Applicants residing outside Thailand, please see International Applicants.
Qualifications
Admission Criteria
Required Documents
Admission Procedure
1. Apply for the BIR Written Examination (2 - 17 February 2026)
2. Taking the exam (11 March 2026)
3. Register to https://www.mytcas.com/
4. Confirmation through the TCAS System (TCAS3:Admission)
5. Interview
**All applicants will be automatically considered to be well-informed about the qualifications and their eligibility for BIR Admission. BIR Program perseveres right to deny unqualified applicants on their interview date.