This part does not apply to:
(1) Employee trade associations engaged in the procurement of employment for public school teachers and administrators;
(2) Employment services established and operated by this state, any political subdivision of this state or the United States;
(3) Labor union organizations;
(4) Musician booking agencies;
(5) Employee trade associations engaged in the procurement of employment for nurses;
(6) Any health care provider who provides health care services and who is licensed pursuant to title 63 or title 68, chapter 11; or
(7) Any public or private college or university in the state; provided, that no recruiting fee is exacted from the salary or wages of the employee for services rendered.