O.C.G.A. § 31-29-7

The superintendent or director having the legal authority to appoint employees of any state institution, agency, or department affected by Code Section 31-29-1 is authorized to adopt and promulgate rules and regulations not inconsistent with Code Sections 31-29-1 through 31-29-6, to effectuate and carry out the intent and purpose of this chapter. Such superintendent or director may exclude from the coverage of Code Section 31-29-1 the employees of divisions or units of the institution, agency, or department who, in the opinion of the superintendent or director, have no occupational exposure to tuberculosis or infectious hepatitis.