S.C. Code Ann. § 56-21-10: Governing boards of state institutions may employ security personnel and make traffic regulations.

The governing boards of all State institutions which provide for the operation and parking of vehicles upon the grounds, streets, drives and alleys or any other institutional property under its control are hereby authorized to employ security personnel and to promulgate such traffic regulations as may be deemed necessary. Such regulations may include the following:

(1) Fixing the rate of speed;

(2) Assigning parking spaces and designating parking areas and assessing charges therefor;

(3) Prohibiting parking in certain areas;

(4) Removing vehicles parked in violation of regulations at the expense of the violator;

(5) Instituting a system of registration for vehicle identification;

(6) Issuing parking and traffic tickets.