Property owners or their agents may file request for assessment review directly with the Office of the Commissioner of the Revenue – Real Estate Division by filling out the online form prior to the deadline of March 8, 2021. We encourage you to file your appeal online, where much of the required information will be populated on the form automatically. Applications for commercial properties must be filed online. If you have missed the deadline, owners who believe their assessments do not reflect market value or are not equitable with similar properties, may file an Application with the Loudoun County Board of Equalization by June 1st. If you believe there is an error with your property characteristics; living area, condition, etc… please contact our office to schedule an inspection with your appraiser, 703-777-0260.