Tuition rate are based on residency (in state, out of state, international), guarantee group, type of degree and number of credit hours. Exception: Undergraduate out-of-state and international tuition is a flat rate for 1–18 credit hours in fall and spring. The following detailed tuition and fee rate sheets include tuition, mandatory fees and housing rates per semester. Rates may be subject to change. See annual cost estimates for a general overview of costs.