Academic Calendar

Add, drop, withdrawal and refund dates listed below are for courses that extend through the entire term. Proportionate dates apply to block and short courses. See the "Short Courses with Unique Drop/Add Deadlines" page of the Registrar website at registrar.okstate.edu for more information. Additional deadlines apply to graduate students. See the Graduate College Academic Calendar.

2023-2024

  Fall 2023 Spring 2024 Summer 2024 (main 8-week term)
Late enrollment fee assessed after this date Aug 18 Jan 16 *
Late Enrollment Fee (Assessed if initial enrollment occurs on or after this date) Jun 10
University holiday (spring) Jan 15
Class work begins Aug 21 Jan 16 (University Closed Due to Inclement Weather) Jun 10
100% Refund, Nonrestrictive Drop/Add Deadline 1 Aug 28 Jan 25 * Jun 12
Partial Refund, Restrictive Drop/Add Deadline 2 Sep 1 Jan 30 * Jun 14
University holiday (fall) Sep 4
Six-week grades due from faculty (noon) Oct 4 Feb 28
Students' Spring Break Mar 18-22
Deadline to file graduation application (for name to appear in the fall commencement program) Nov 1
Deadline to file graduation application (for name to appear in the spring commencement program) Apr 1 Apr 1
University holiday (summer) Jun 19
University holiday (summer) Jul 4
W Drop/Withdrawal Deadline 3 Nov 10 Apr 12 Jul 19
Students' Fall Break Nov 20-22
University holiday (fall) Nov 23-24
Assigned W or F Drop/Withdrawal Deadline 4 Dec 1 Apr 26 Jul 26
Pre-Finals Week Dec 4-8 Apr 29-May 3
Class work ends Dec 8 May 3 Aug 2
Final Examinations Dec 11-15 May 6-10
Graduate Commencement Dec 15 May 10
Undergraduate Commencement Dec 16 May 11
Grades due electronically from faculty Dec 19 (3 pm) May 15 (noon) Aug 7 (noon)
University holiday (winter) Dec 22-Jan 1
Intersessions and Pre-Sessions
Fall Pre-Session Aug 7-18
Winter Intersession (Spring Pre-Session) Dec 18-Jan 12
Summer Pre-Session May 20-Jun 7
Summer 4-Week Parts of Term
First 4 Weeks Jun 10-Jul 5
Second 4 Weeks Jul 8-Aug 2
1

Drop/Add and Withdrawal Deadline Details:

100% Refund, Nonrestrictive Drop/Add Deadline:

  • add a course (nonrestrictive)
  • drop a course with 100% refund and no grade
2

Partial Refund, Restrictive Drop/Add Deadline:

  • add a course (requires drop/add card with instructor and advisor signatures)
  • drop a course with partial refund and no grade
3

W Drop/Withdrawal Deadline

  • drop a course with automatic grade of "W"
  • withdraw from all courses with automatic grades of "W" (requires completed Withdrawal Form)
4

Assigned W or F Drop/Withdrawal Deadline:

  • drop a course with an assigned grade of "W" or "F" by the instructor (requires completed Request to Drop a Course During the W or F Period form)
  • withdraw from all classes with assigned grades of "W" or "F" by instructors (requires completed Withdrawal form)
*

Spring 2024 deadlines extended due to inclement weather.

2024-2025 (Tentative)

  Fall 2024 Spring 2025 Summer 2025 (main 8-week term)
Late Enrollment Fee (Assessed if initial enrollment occurs on or after this date) Aug 19 Jan 13 Jun 9
Class work begins Aug 19 Jan 13 Jun 9
University holiday (spring) Jan 20
100% Refund, Nonrestrictive Drop/Add Deadline 1 Aug 26 Jan 21 Jun 11
Partial Refund, Restrictive Drop/Add Deadline 2 Aug 30 Jan 24 Jun 13
University holiday (fall) Sep 2
Six-week grades due from faculty (noon) Oct 2 Feb 26
Students' Spring Break Mar 17-21
Deadline to file graduation application (for name to appear in the fall commencement program) Nov 1
Deadline to file graduation application (for name to appear in the spring commencement program) Apr 1 Apr 1
University holiday (summer) Jun 19
University holiday (summer) Jul 4
W Drop/Withdrawal Deadline 3 Nov 8 Apr 11 Jul 18
Students' Fall Break Nov 25-27
University holiday (fall) Nov 28-29
Assigned W or F Drop/Withdrawal Deadline 4 Dec 2 Apr 25 Jul 25
Pre-Finals Week Dec 2-6 Apr 28- May 2
Class Work ends Dec 6 May 2 Aug 1
Final Examinations Dec 9-13 May 5-9
Graduate Commencement Dec 13 May 9
Undergraduate Commencement Dec 14 May 10
Grades due electronically from faculty (noon) Dec 18 May 14 Aug 6
University holiday (winter) Dec 23-Jan 1
Intersessions and Pre-Sessions
Fall Pre-Session Aug 5-16
Winter Intersession (Spring Pre-Session) Dec 16-Jan 10
Summer Pre-Session May 19-Jun 6
Summer 4-Week Parts of Term
First 4 Weeks Jun 9-July 3
Second 4 Weeks Jul 7-Aug 1
1

Drop/Add and Withdrawal Deadline Details:

100% Refund, Nonrestrictive Drop/Add Deadline:

  • add a course (nonrestrictive)
  • drop a course with 100% refund and no grade
2

Partial Refund, Restrictive Drop/Add Deadline:

  • add a course (requires drop/add card with instructor and advisor signatures)
  • drop a course with partial refund and no grade
3

W Drop/Withdrawal Deadline

  • drop a course with automatic grade of "W"
  • withdraw from all courses with automatic grades of "W" (requires completed Withdrawal Form)
4

Assigned W or F Drop/Withdrawal Deadline:

  • drop a course with an assigned grade of "W" or "F" by the instructor (requires completed Request to Drop a Course During the W or F Period form)
  • withdraw from all classes with assigned grades of "W" or "F" by instructors (requires completed Withdrawal form)