Winter Session 2023 Drop and Add Dates

Click here for a PDF version of this calendar.  

Please note the submission date is not the effective date. Your request cannot be processed until all approvals or required actions from campus partners are complete. This may affect your refund and/or if your request is canceled for not meeting the university established deadlines.  All required actions must be completed by 11:59 p.m. EST on said deadline days.

To Add or Modify or Change Grade Mode for a Course

Date Authorizations Required
Dec. 18 Students may add courses via Scheduling Assistant. (Course space availability required)
Dec. 19 - Dec. 20 Advisor and Instructor.  Submit request via the Scheduling Assistant.
n/a Last day to audit a course, submit change of grade mode to Audit after officially enrolled.
Dec. 21 - Dec. 28 Advisor, Instructor and Head of Department in which the course is listed. Submit via the Scheduling Assistant.

To Drop a Course

Date Authorizations Required
Dec. 18 No authorizations required. (Course not recorded.) Students may drop courses via Scheduling Assistant.
Dec. 19 - Dec. 20 Advisor. (Course recorded with a grade of "W".) Submit request via Scheduling Assistant.
Dec. 21 - Dec. 28 Advisor. Instructor (Instructor shall indicate whether passing or failing.) Grades of "W", "WF", or "WN" will be recorded. Students with a semester classification of 1 or 2 do not require response from instructor; grades will be "W". Submit via Scheduling Assistant.

Refund Percentage of Fees and Tuition

Date Percent Refund Fees/Tuition
Before Dec. 18 100%
Dec. 18 - Dec. 19 80%
Dec. 20 - Dec. 21 60%
Dec. 22 - Dec. 23 40%
After Dec. 23 0%

Information on refunds from the University may be found at the following Web site:

Students withdrawing from ALL course assignments after classes have begun should go to myPurdue, Academic tab, and look for Withdraw Information.

The revision/refund dates on this calendar apply to courses that exactly fit the time frames listed. Courses offered outside of these time frames (2-week courses, etc.) have their own deadlines. For assistance, please contact Customer Service at (765) 494-6165.

Purdue University, 610 Purdue Mall, West Lafayette, IN 47907, (765) 494-4600

2015 Purdue University | An equal access/equal opportunity university | Copyright Complaints | Maintained by Office of Registrar

Need accessibility help? For help with this page, contact Office of the Registrar at