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SIU Academic Calendar 2025 Undergraduate Program

Activities

Semester 1

Semester 2

Summer

Announcement of class timetable

23 Jun 25

10 Nov 25

2 Mar 26

Last day for payment of education support fee (for new students)

15 – 21 Sep 25

2 – 8 Feb 26

22 – 28 Jun 26

Student advisor meeting

8 – 21 Sep 25

26 Jan – 1 Feb 26

15 – 28 Jun 26

Regular enrollment period

8 – 21 Sep 25

26 Jan – 1 Feb 26

15 – 28 Jun 26

Regular fees payment period

8 – 21 Sep 25

26 Jan – 1 Feb 26

15 – 28 Jun 26

Last day for program change

15 Sep 25

2 Feb 26

22 Jun 26

Last day for credit transfer

15 Sep 25

2 Feb 26

22 Jun 26

Class commencement

22 Sep 25

9 Feb 26

29 Jun 26

Last day for making requests for additional courses

22 Sep 25

9 Feb 26

29 Jun 26

Orientation (for new students)

26 Sep 25

15 Feb 26

Late  enrollment and payment fine : 300 baht within 1st week after regular registration period (1)

22 – 28 Sep 25

9 – 15 Feb 26

29 Jun – 5 Jul 26

Late  enrollment and payment fine : 600 baht within 2nd week after regular registration period (1)

29 Sep – 5 Oct 25

16 – 22 Feb 26

6 – 12 Jul 26

Late payment period

5 Oct 25

16 Feb 26

6 Jul 26

Last day for registration change (refundable)

5 Oct 25

16 Feb 26

6 Jul 26

Last day of course withdrawal without W being recorded 

5 Oct 25

16 Feb 26

6 Jul 26

Last day for request for status maintenance

22 Oct 25

9 Mar 26

29 Jul 26

Midterm examination period (if available)

10 – 16 Nov 25

31 Mar – 5 Apr 26

To be decided by course lecturer (1)

Announcement of courses to be offered for the next semester

10 Nov 25

30 Mar 26

Last day for approval to enrollment a retrospective and payment (tuition fee)

12 Dec 25

1 May 26

24 Jul 26

Last day for subject withdrawal with W being recorded

12 Dec  25

1 May 26

24 Jul 26

Last day classes

9 Jan 26

29 May 26

21 Aug 26

Last day for making requests for “leave of absence”

9 Jan 26

29 May 26

21 Aug 26

Final examination period

12 – 25 Jan 26

1 – 14 Jun 26

24 Aug – 6 Sep 26

Last day of semester

26 Jan 26

15 Jun 26

7 Sep 26

Last day for submitting grades to REG

30 Jan 26

24 Jun 26

30 Sep 26

Grade report to be displayed online

12 Feb 26

10 Jul 26

9 Oct 26

Last day for graduation application

Teaching Evaluation Form

22 Sep 25 – 26 Jan 26

9 Feb – 15 Jun 26

29 Jun – 7 Sep 26

Commencement ceremony

September 2026

Note:

*Except for nursing students
(1) To be decided by course lecturer

SIU Academic Calendar 2025 Postgraduate Program

Activities

Semester 1

Semester 2

Summer

Announcement of class timetable

14 Apr 25

15 Sep 25

20 Jan 26

Last day for payment of education support fee (for new students)

7 – 13 Jul 25

24 – 30 Nov 25

10 – 19 Apr 26

Student advisor meeting

30 Jun – 13 Jul 25

17 – 30 Nov 25

6 – 19 Apr 26

Regular enrollment period

30 Jun – 13 Jul 25

17 – 30 Nov 25

6 – 19 Apr 26

Regular fees payment period

30 Jun – 13 Jul 25

17 – 30 Nov 25

6 – 19 Apr 26

Last day for program change

7 Jul 25

28 Nov 25

10 Apr 26

Last day for credit transfer

7 Jul 25

24 Nov 25

10 Apr 26

Class commencement

14 Jul 25

1 Dec 25

20 Apr 26

Last day for making requests for additional courses

14 Jul 25

1 Dec 25

20 Apr 26

Orientation (for new students)

18 Jul 25

4 Dec 25

Late  enrollment and payment fine : 300 baht within 1st week after regular registration period (1)

14 – 20 Jul 25

1 – 7 Dec 25

20 – 26 Apr 26

Late  enrollment and payment fine : 600 baht within 2nd week after regular registration period (1)

21 – 27 Jul 25

8 – 14 Dec 25

27 Apr – 3 May 26

Late payment period

21 Jul 25

8 Dec 25

27 Apr 26

Last day for registration change (refundable)

21 Jul 25

8 Dec 25

27 Apr 26

Last day of course withdrawal without W being recorded 

21 Jul 25

8 Dec 25

27 Apr 26

Last day for request for status maintenance

14 Aug 25

5 Jan 26

20 May 26

Midterm examination period (if available)

1 – 7 Sep 25

19 – 25 Jan 26

To be decided by course lecturer (1)

Announcement of courses to be offered for the next semester

1 Sep 25

20 Jan 26

Last day for approval to enrollment a retrospective and payment (tuition fee)

3 Oct 25

23 Feb 26

15 May 26

Last day for subject withdrawal with W being recorded

3 Oct 25

23 Feb 26

15 May 26

Last day classes

31 Oct 25

20 Mar 26

12 Jun 26

Last day for making requests for “leave of absence”

31 Oct 25

20 Mar 26

12 Jun 26

Final examination period

3 – 16 Nov 25

23 Mar – 5 Apr 26

15 – 28 Jun 26

Last day of semester

17 Nov 25

6 Apr 26

29 Jun 26

Last day for submitting grades to REG

26 Nov 25

23 Apr 26

16 Apr 26

Grade report to be displayed online

10 Dec 25

15 May 26

14 Aug 26

Last day for graduation application

Teaching Evaluation Form

14 Jul – 17 Nov 25

1 Dec – 6 Apr 26

20 Apr – 29 Jun 26

Commencement ceremony

September 2026

Note:

*Except for nursing students
(1) To be decided by course lecturer

Download Application Form

Application form (Thai)

Application form (International)

email to amd@siu.ac.th