(a) Any person holding a teaching license valid in the state of Kansas which was issued prior to May 1, 1986, is exempt from the examination required by this act.

(b) The following persons, or any class or classes thereof, may be exempted by the state board of education from the examination required by this act:

(1) Any person holding a teaching license valid in any other state if the requirements under which the license was issued are comparable, in the opinion of the state board, to the requirements of this state, other than examination, for issuance of a teaching license.

(2) Any person applying for a one-year, nonrenewable license if the person meets all requirements for licensure, other than examination, for issuance of a teaching license.

(3) Any person applying for licensure by the state board to provide services in a position for which the state board deems the examination is inappropriate or unnecessary if the person meets the licensure requirements which have been established by the state board as appropriate and necessary for the position.