O.C.G.A. § 43-7A-8

A board certified behavior analyst or a board certified assistant behavior analyst residing and practicing in another state who temporarily provides applied behavior analysis services in this state to a resident of this state may apply for a temporary license to practice behavior analysis in this state. A temporary behavior analysis license may be issued only if the behavior analysis services are to be delivered during a limited and defined period of not more than a total of 30 days within a calendar year or shorter term otherwise approved by the board.