(a) Whenever a vacancy occurs in a position in the classified service, the appointing authority may appoint a disabled veteran, on a noncompetitive basis, if all of the following occur:
(1) the disabled veteran has served in the United States armed forces and is included on a United States armed forces permanent disability list with a disability rating of at least 30 percent or the disabled veteran has been rated by the United States Department of Veterans Affairs as having a compensable service-connected disability of at least 30 percent;
(2) the disabled veteran presents to the appointing authority written documentation from an appropriate department of the federal government certifying the existence and extent of disability. The certification must have been issued by the appropriate department of the federal government within the year preceding appointment; and
(3) the appointing authority determines that the disabled veteran meets the minimum qualifications for the vacant position.
(b) If an appointing authority elects to appoint a disabled veteran to a vacant position on a noncompetitive basis under paragraph (a), an appointing authority is not required to interview any other person.