As you prepare for the Spring 2024 semester, please keep in mind the following key dates. Deadlines occur at 11:59 p.m. Mountain Time unless otherwise noted.
These dates apply to Main Campus classes that follow the full-semester start and end dates (Jan. 16–May 8, 2024). For other calendars, see our academic calendar webpage.*
Monday, Jan. 8
- Last day to withdraw from the semester and receive a full refund, less any outstanding charges.
Tuesday, Jan. 9
- Financial aid begins applying to the bill for students starting classes on Jan. 16.
Monday, Jan. 15
- Martin Luther King Jr. holiday (no classes; university closed).
Tuesday, Jan. 16
- First day of classes.
- Last day to submit a private scholarship check.
Wednesday, Jan. 24
- Last day to add a class, swap a class or join a waitlist for a closed class.
- Last day to be automatically enrolled from a waitlist.
Wednesday, Jan. 31
- Last day to drop a class without penalty.
- Last day to withdraw from the semester without tuition charges and W grades; a $200 withdrawal fee applies.
- Last day to change variable credit hours or no-credit status.
Sunday, Feb. 4
- Last day to enroll in a payment plan.
Monday, Feb. 5
- Last day to pay your tuition & fee bill.
- Waitlists are canceled. Students still on the waitlist lose access to that class's online materials, but may be eligible to reserve a seat in the course the next time it's offered.
Tuesday, Feb. 13
- Last day to enroll in or waive student health insurance coverage.
Friday, March 22
- Last day to drop a class.
- Last day to change pass/fail grade mode for a student-option class.
Monday, March 25–Friday, March 29
- Spring break (no classes; university closed March 29).
Thursday, May 2
- Last day of classes.
- Last day to withdraw from the semester.
Saturday, May 4–Wednesday, May 8
* If you’re enrolled in any class that doesn’t meet for the full 16 weeks, it’s a special session class. Special session classes follow different deadlines than full-semester classes (view the special session calendar). To check the session and view key dates for one of your classes, go to the Your Classes card in Buff Portal. Select a class to view session information and the “Drop/Swap/Edit This Class” button for related deadlines.
Office of the Registrar | University of Colorado Boulder
303-492-6970 | registrar@colorado.edu