As used in this part:

(1) “Board” means the trustees of the University of Tennessee or a state university board, as applicable;
(2) “Cost of attendance” means the combined cost of tuition, mandatory fees, room and board, books, and other educational expenses as determined by the financial aid office of the postsecondary institution;
(3) “Predictive cost estimate” means a non-binding estimated cost of attending an undergraduate program at the postsecondary institution based on a student’s chosen field of study over a four-year period. A predictive cost estimate may include, but is not limited to, potential tuition and mandatory fee increases, projected increases in tuition based on a student’s chosen field of study, and historical trend data; and
(4) “Tuition and mandatory fees” means the charges imposed to attend the relevant institution of higher education as an in-state undergraduate student and all fees required as a condition of enrollment as determined by the board. “Tuition and mandatory fees” does not include fees charged to out-of-state students by institutions of higher education, room and board, or other non-mandatory fees and charges.