Companies or other organizations of the Virginia National Guard and Virginia Defense Force shall have the right to own and keep real and personal property necessary for their use, which shall belong to and be under control of the active members of the unit; and the commanding officer of any unit shall have the right and power to maintain any suit, in his own name, to recover for the use of the unit any debts or effects belonging to the unit, or damages for the injury thereof; and no suit pending in his name shall be abated by his ceasing to be the commanding officer of the unit; but upon motion of the commander succeeding him, such commander shall be admitted to prosecute the suit in like manner and with like effect as if it had been originally instituted by him. Armories owned by such units shall be exempt from all state, county and municipal taxation.