Follow the step-by-step guide to get you started launching, expanding or re-locating a business in Fairfax County. All businesses operating in Fairfax County must file business tangible property if the property was located in Fairfax County on January 1 of the current year.Examples of homebased businesses include home offices, music lessons, art studios, home crafts, and homebased food production. The Zoning Division issues Zoning Permits and coordinates plan approvals related to use and development of residential, commercial and industrial properties. The FCEDA is here for you with comprehensive, accurate and up-to-date information about Fairfax County commercial real estate. In Fairfax NOVA, we don't just attract top talent to fill your open jobs. The primary goal of this division is to ensure the fair and equitable assessment of all real property in the City of Fairfax, based on fair market value. Fairfax County Economic Development Authority (FCEDA). By Argent Place Law. Or maybe you've noticed a service or product that will fill a need in your area.