Last day to drop a class or withdraw from the university without tuition liability. Service offices are closed on weekends. Dropping individual courses must be done via Solar System. Undergraduate Semester Withdrawals - You will not be able to drop to zero credits on SOLAR after classes begin. To withdraw for the semester, students must submit the appropriate form to the Registrar's Office. Forms may be faxed or mailed. Withdrawals will be processed based on date fax received or based on postmarked date. These dates must be PRIOR to the 9/01/13 deadline to avoid tuition liability. For form visit: http://www.stonybrook.edu/registrar/forms.shtml