This subchapter is not intended to cover the following vending facilities:
(1) Vending facilities operated by universities and colleges or the vending facilities provided as an integral part of their services to students or as a training program for students;
(2) Food service provided by hospitals or residential institutions of the state as a direct service to patients, inmates, correctional staff, trainees, or otherwise institutionalized persons; and
(3) The cafeteria located in the basement of the State Capitol. However, the exemption of the cafeteria located in the basement of the State Capitol shall in no way affect the continued operation of the blind vending facility on the third floor of the State Capitol.