For the purposes of this article, the following words have the meanings specified unless the context clearly indicates a different meaning:

(a) “Auxiliary capital fees” means charges levied on students to support debt service, capital projects and campus maintenance and renewal for the auxiliary facilities of the institutions;

(b) “Auxiliary fees” means charges levied on all students to support auxiliary enterprises or optional charges levied only on students using the auxiliary service. Auxiliary fees include sales and service revenue from entities that exist predominately to furnish goods or services to students, faculty or staff such as residence halls, faculty and staff housing, food services, intercollegiate athletics, student unions, bookstores, parking and other service centers;

(c) “Full-time graduate student” means a graduate student who is enrolled for nine or more credit hours in a regular term;

(d) “Full-time undergraduate student” means an undergraduate student who is enrolled for twelve or more credit hours in a regular term;

(e) “Required educational and general capital fees” means:

(1) Charges levied on all students to support debt service of systemwide bond issues; and

(2) Charges levied on all students to support debt service, capital projects and campus maintenance and renewal for an institution’s educational and general educational facilities; and

(f) “Tuition and required educational and general fees” means:

(1) Charges levied on all students of that class or category to support educational and general program services; and

(2) Optional charges levied for education and general services collected only from students using the service or from students for whom the services are made available.