For CU Boulder students, faculty and staff, your Buff OneCard is your library card. If you're not a current CU Boulder faculty, staff, student or affiliate, please see our circulation policies for more information, or contact us at firstname.lastname@example.org.
Renew materials and view account
Log into My Chinook with your Identikey to view items checked out to you, renew and request items, or see if you have any holds or fines.
Loan periods & returns
- CU Boulder faculty and staff - most items up to 6 months
- CU Boulder graduate students - most items up to 6 months
- CU Boulder undergraduate students - most items up to 1 month
- Other patrons - see our Circulation Policies
Items may be returned via the Norlin and Gemmill library book drops (more about return locations).
Overdue fines and fees may be assessed on some items, equipment, study rooms and recalled/requested materials. All library items are subject to recall and must be returned within a week. Be sure to check your e-mail for our notices.