An institution of higher learning which, on the effective date of this subarticle, is a party to a lease or other contract with a Commonwealth agency entered into under section 2224 may, when the present contract expires, is terminated or comes up for renewal, enter into contract with the bureau for the operation of a vending facility under this subarticle. An institution of higher learning may, at any time, voluntarily participate in the program established by this subarticle.
71 P.S. § 580.19