To apply for an exemption, fill out the 2024 Loudoun County Tax Relief Application (PDF) and submit the supporting documents. Surviving Spouse's driver's license and all vehicle registrations.Proof of Social Security Number. Most Virginia cities, counties, and towns offer some form of personal property tax relief to homeowners age 65 and older, and to homeowners with disabilities. No need to worry about property tax caps or filing any paperwork here in the Commonwealth of Virginia. You are not eligible for this tax exemption if you have remarried. State law requires that all owned or leased vehicles must be registered in the county where the owner claims homestead exemption. Proof of age required (e.g. West Virginia Driver's License, Voter Registration Card) upon submission of application. Persons wishing to apply for the exemption must do so between July 1st and December 1st in order for the exemption to take effect on the following tax bill.