Section 37:3357.4 - Work permitA. The board may grant a work permit to practice respiratory therapy, effective for a period of sixty days, to either of the following:(1) An applicant currently credentialed by the National Board of Respiratory Care who has filed an application for licensure with the board.(2) A graduate of a respiratory therapy educational program who has applied for and is awaiting examination by the National Board of Respiratory Care and who has filed an application for licensure with the board.B. A work permit may not be renewed.