Section 15-131 - Exchange teacher agreementsA. The governing board of any school district in this state or the Arizona board of regents may enter into agreements with any foreign country, state, territory or possession of the United States or other school district within the state for the exchange and employment of teachers or professors having required certificates in this state and teachers or professors in the public schools, universities or colleges of any foreign country, state, territory or possession of the United States or other school district within the state having certification or qualifications equivalent to that of the exchange teacher or professor of this state.B. In all cases of the exchange of any foreign teacher or professor such exchange shall be contracted for and effected exclusively through the teacher exchange program as authorized by federal statutes enacted by the Congress of the United States.