Oregon Revised Statutes Education and Culture § 348.757

Each public university listed in ORS 352.002 and community college shall prominently designate courses whose course materials exclusively consist of open or free textbooks or other low-cost or no-cost course materials. The course designation required by this section must appear in the published course descriptions that are on the Internet or are otherwise provided to students at the time of course registration, including on the campus bookstore course materials list that is provided for the course.