Payment due dates are dependent on when the registration and housing charges are posted to a student's account and are not necessarily posted at the same time. Payment is due within 90 days of starting business in San José.The due date to file your California state tax return and pay 5 any balance due is April 15, 2025. Pay online through your MySJSU account until pm on Payment Due Dates and 24 hours all other days. AutoPay is a convenient option in which bills will be paid automatically each billing cycle on their due dates using your default credit card or bank account. San Jose's business tax is due on the 15th day of the calendar month in which the business began. See the calendar below for a more complete list. Pay with your credit card (VISA, MasterCard, American Express, or Discover) over the phone anytime day or night, 4086152300.