(a) No person shall investigate a business for the purpose of providing information to a county or municipal corporation of this state, which information is used in determining whether or not such business shall receive a business or similar license issued pursuant to the valid exercise of the police power of the county or municipal corporation, when such person is employed by or contracting with the county or municipal corporation to make investigations of the type specified in this subsection and such person has been employed by or is then employed by the particular individual business which the person is investigating.

(b) Any person who violates subsection (a) of this Code section shall be guilty of a misdemeanor.