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Reminder: May 22 is the Last Day for Continuing Undergraduate Fall Registration Until 7/23

Fall 2025 registration for continuing undergraduates closes Thursday, May 22 and will not reopen until July 23 for schedule adjustment. You won’t be able to add or edit your classes between Friday, May 23 and Tuesday, July 22. Your enrollment status may affect your eligibility for housing, tuition remission, health insurance, financial aid, loan deferment status, purchasing a CU Sports Pass and more.

Fall 2025 undergraduate registration closes May 22

If you're considering dropping below full-time status, contact the applicable offices to find out how this change could affect you.

Need Registration Help?

If you're having difficulty choosing classes or navigating registration, follow these steps to keep moving forward.

  1. Schedule an advising appointment.
  2. Clear any holds that will prevent you from registering.
  3. Complete preregistration (see our step-by-step instructions).
  4. Build your shopping cart.
  5. If a class is closed, join the waitlist and use drop if enrolled on a backup class.
  6. If a class you need is only offered on another CU campus, consider intercampus enrollment.
  7. Finish enrolling in classes.