(a) This chapter shall not apply to:

(1) An officer or employee of the United States of America or of this state or a political subdivision thereof while the employee or officer is engaged in the performance of official duties;

(2) A person engaged in the business of furnishing information in connection with credit or marketing and a person or firm engaged as a consumer reporting agency, as defined by the federal Fair Credit Reporting Act;

(3) An attorney at law or a bona fide legal assistant in performing his or her duties;

(4) Admitted insurers, agents, and insurance brokers licensed by the state while performing duties in connection with insurance transacted by them;

(5) A peace officer employed on a full-time basis by a federal, state, county, or local law enforcement agency who contracts directly with an employer to work during his or her off-duty hours and whose off-duty employment is conducted on an independent contractor basis with another employer other than a peace officer engaged in the private detective or private security business or a private detective or private security agency, subject to Code Section 16-10-3, relating to the receipt of funds by state officers or employees for the enforcement of penal laws;

(6) A firm engaged in the business of independent insurance claims adjusting whose employees hold a valid Georgia adjuster's license; or

(7) The employees of a firm mentioned in paragraph (6) of this subsection.

(b) This chapter does not apply to any person covered by Chapter 8 of Title 35, the "Georgia Peace Officer Standards and Training Act."

(c) This chapter shall not prevent the local authorities of any municipality or county, by ordinance and within the exercise of the police power of such municipality or county, from imposing local regulations upon any street patrol, special officer, or person furnishing street patrol service, including regulations requiring registration with an agency to be designated by such municipality or county.

(d) This chapter shall not apply to a person or corporation which employs persons who do private security work in connection with the affairs of such employer only and who have an employer-employee relationship with such employer. Neither such persons or corporations nor their employees shall be required to register or be licensed under this chapter, although such persons or corporations or their employees may elect to be licensed under this chapter.