Va. Code Ann. § 44-75.2

Subject to the direction and orders of the Governor, the Adjutant General shall provide for the training and administration of the National Guard and the Virginia Defense Force and shall require the members of the National Guard and the Virginia Defense Force to attend such training when scheduled. Members of the National Guard may assist on an unpaid, volunteer basis in the training and administration of the Virginia Defense Force. Whether training in a paid or unpaid status, members of the National Guard and Virginia Defense Force shall at all times be subject to the orders of their respective commanders.