Tax Calendar - Due Dates and Deadlines
Learn about filing deadlines and payment due dates for various county tax types. Tax bills are mailed approximately 30 days before the due date.
In addition to online payments, DTA offers a variety of other payment methods including mail-in, in-person, and by phone. For some tax types, we offer the option to pre-pay through automatic installments debited from your bank account.
Service Fees May Apply
Depending on your payment method, service fees may apply. DTA uses a third-party processor for credit and debit card transactions whether online or in-person.
Missed a Deadline?
Pay on-time to avoid penalties and interest. If you can't, let us know and we can help you avoid collection and legal actions to minimize fees.
Sometimes overpayments occur. If you think you're due a refund, contact our office for assistance.
Frequently Asked Questions
Here are some frequently asked questions relating to billing and payments in Fairfax County.