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Summer Session is an excellent time for students who stopped taking courses for academic or personal reasons to resume their studies at CU Boulder.  

Students in Good Academic Standing

• If you're an undergraduate student who registered for classes within the last two semesters, you may enroll in classes directly through . 
• If you're a graduate student who received a grade in one or more classes in the most recent semester (spring), or you have applied for an official leave of absence to remain an active student, you may enroll in classes without reapplying to your program.
• If you're an undergraduate student who last registered for classes more than two semesters ago, you must complete the  at least two weeks before the start date of your intended summer session and pay a $200 deposit. To submit the readmit application, please visit the Readmit Students page on the Admissions website. If accepted, you'll receive information about enrolling.
• If you're a graduate student who last received a grade prior to the most recent semester (spring) and have not applied for an official leave of absence, you must reapply to your program. 

Students on Academic Suspension or Dismissal

Undergraduate students wishing to conditionally enroll while on Academic Suspension or Academic Dismissal may use summer classes to raise their GPA.

• If it's been less than 12 months since you last enrolled, complete the online  through Continuing Education to be registered in summer courses.
• If you’ve been away from CU Boulder for more than 12 months, you must complete the through Continuing Education and include the summer classes in which you'd like to enroll.

If you're on academic suspension from the graduate business program, the Graduate School or the Law School, you may not register for summer classes in that same college or school. Consult your advisor for options.

If you are eligible to have the hold removed once your summer coursework is completed, contact your dean’s office.

Former Non-Degree or Guest Students

If less than 12 months has passed since you last enrolled as a non-degree student at CU Boulder, you may need to term-activate yourself before you can enroll in classes. To do so:

1. Log in to .
2. On the term activation card, click "Term-activate yourself."
3. Complete your preregistration items (if necessary).
4. On the enrollment dates page, open the main menu and click "Term Information."
5. Click "Activate new term for enrollment."
6. Find your non-degree program, tick the checkbox to select that row, then click "Continue."
7. Select the correct term from the drop-down, then click "Continue." 

If more than 12 months has passed since you were last enrolled as a non-degree student, you must submit an enrollment application through the Division of Continuing Education. See the How to Apply section for more information.

If you have problems or questions concerning summer registration, contact Continuing Education at ceregistration@colorado.edu or 303-492-5148.

Enrollment Dates

Enrollment for returning or readmitted and non-degree students is Monday, March 11.

If you have problems or questions concerning online registration, contact the Office of the Registrar at 303-492-6970 or registrar@colorado.edu.