Academic Calendar 2025 2026. Last day to add a course (includes late fee), change from audit to credit, or change a grade option declaration (5:00 p.m. Last day to change from credit to audit in a course (5:00.
The purdue course catalog bulletin lets you search for every class and course for every major offered at the west lafayette/indianapolis campus. August 31, 2026 for college/school commencements, please check with your dean’s office.