Tangible personal property used in research and development business . Businesses who filed with the Department of Tax Administration (DTA) in the previous year will receive an application form in the mail in January.Keep in mind: • Before registering with Virginia Tax, most new businesses will need. Click here for business personal property tax requirements, tax rates and due dates. The Business Personal Property Return form (PDF) can be downloaded from the download area. Call 703-228-3060 to speak to a Business Tax Assessor. Filing forms 762 are available upon request at the Commissioner' Office (540) 672-4441.