Refund Calendar 2025. This tax return and refund estimator is for tax year 2025 and currently based on 2024/2025 tax year tax tables. The registration & billing calendar covers registration dates and refund periods.

Graded coursework (including but not limited to tests, exams, quizzes) is not permitted during concentrated study period. *tuition refund dates for courses that do not extend over the entire semester can be found in class search.