There are several important tuition due dates for Suffolk University students—find out more information and stay ahead of schedule. The Student Financial Assistance Office works closely with the Bursar's Office to assist students with managing their tuition bill.Taxes may be paid in two installments. The first half is due without interest through January 10th. You can only sue for money. Taxes Payable to County Comptroller - After May 31st of each year all taxes are due and payable to the County Comptroller.