who can take
credit courses 
Undergraduate Level Courses
Undergraduate courses (numbered 200-799) are open to individuals who hold a high school diploma or GED. Individuals may register for a maximum of 11 credits per term without special permission. Individuals who wish to register for 12 or more credits require special permission.
Graduate Level Courses
Graduate courses (numbered 800-999) are open to individuals who hold a bachelor’s degree from an accredited college or university. Individuals may register for a maximum of 8 credits per term without special permission. Individuals who wish to register for 9 or more credits require special permission.