The Fairfax County Economic Development Authority (FCEDA) is an independent authority in Fairfax County, Virginia, created under Virginia state law in 1964 and funded by Fairfax County government. The FCEDA exists to promote investment and business growth in Fairfax County in order to expand the commercial tax base. The FCEDA does this by managing marketing programs that encourage businesses to expand or relocate to the county. It is the largest non-state economic development authority in the nation.