Va. Code § 44-129
The governing body of any county, city or incorporated town, wherein a unit or units of the Virginia National Guard have been, or may hereafter be established, may either severally, or acting jointly with each other, or with the Adjutant General, construct or acquire by purchase, contract, lease, gift, donation or condemnation, grounds and/or buildings which shall be suitable for public assemblages, conventions, exhibitions and entertainments; provided, that such buildings, or the plans and specifications therefor, are first approved by the Adjutant General as suitable for use as armories by such National Guard units; provided further, that such governing bodies or either of them, shall have contracted with the Adjutant General for the use of such buildings as an armory by such National Guard unit or units upon terms not inconsistent with this chapter.
Va. Code § 44-129