Each department head shall be appointed by the Mayor with the advice and consent of a majority of Council. Two or more departments may be directed by the same person, and the Administrator may serve as the director of one or more departments in addition to his or her duties as Administrator when so instructed by the Mayor. Department heads may be removed by the Mayor as provided for in this Charter. Under the Administrative Code, Council, by a majority vote, shall give each department head an initial two (2) year contract. After two (2) years, the Mayor shall review the contract of each department head annually and recommend for renewal or for termination thereof. Under this Charter, five of seven Council votes shall be required to reverse the recommendation of the Mayor. If the department head had been formerly covered under the Defiance City Civil Service System, upon removal he or she may revert to his or her former position under the Civil Service System.