(a) Appropriation or conveyance.--The board of commissioners may appropriate money or convey land, either independently or in conjunction with any other municipality, to the Commonwealth for the following purposes:
(1) To assist the State Armory Board in the erection of armories for the use of the Pennsylvania National Guard.
(2) To furnish reasonable utilities free of cost to the Commonwealth for use in an armory of the Pennsylvania National Guard.
(b) Authorization.--The board of commissioners may take any action necessary to accomplish the purposes specified under subsection (a).