1. Each subdistrict established by the voters as provided in section 184.350 shall be governed by a commission consisting of ten members to serve without compensation for a term of four years except as provided in this section. Five commissioners and their respective successors shall be appointed by the chief executive officer of the constitutional charter county and five commissioners and their respective successors shall be appointed by the chief executive officer of the constitutional charter city, from persons nominated and submitted by the respective then existing commissions. The authority to appoint shall include the authority to reject and in such case an additional nominee or nominees shall be submitted. The commissioners shall nominate a person to replace members whose terms are to expire or to fill a vacancy. Commissioners who have been appointed by the chief executive officer of the city shall be residents of the city during their tenure in office and commissioners appointed by the chief executive officer of the county shall be residents of the county during their tenure in office. Nothing in this section is designed nor should it be construed to prohibit the appointment by the commission of nonvoting commissioners to the commission of any subdistrict nor shall the residency requirements be applicable. The legislative body of the constitutional charter city upon the petition of the chief executive officer of such city after a public hearing thereon may remove any commissioner residing in the city for misconduct or neglect of duty, and the legislative body of the constitutional charter county upon petition of the chief executive officer of the county after a public hearing thereon may remove any commissioner residing in the county for misconduct or neglect of duty. No commissioner removed shall be eligible to appointment to any subdistrict, commission, office, or to the board of the district. There shall also be four nonvoting advisory members. Two of the advisory members shall be selected by the chief executive officer of the constitutional charter county and two of the advisory members shall be selected by the chief executive officer of the constitutional charter city, with such four-year terms beginning October 1, 1992, subject to the advice and consent of the respective legislative bodies of the city or county in which the proposed member resides.

2. Each botanical garden subdistrict, each transport museum subdistrict, each Missouri history museum subdistrict, each symphony orchestra subdistrict and each recreation and amateur sports subdistrict established as provided in section 184.353 shall be governed by a commission consisting of ten members to serve without compensation for a term of four years except as provided in this section. Five commissioners and their respective successors of each commission shall be appointed by the chief executive officer of the constitutional charter county and five commissioners and their respective successors of each commission shall be appointed by the chief executive officer of the constitutional charter city from persons nominated and submitted by the respective then existing commissions. The authority to appoint shall include the authority to reject and in such case an additional nominee or nominees shall be submitted. The commissioners shall be appointed by the appropriate appointing authority within seven days after the certification by the election officials of the subdistrict as provided in subdivision (3) of subsection 1, subdivision (3) of subsection 2, subdivision (3) of subsection 3, subdivision (3) of subsection 4, and subsection 5 of section 184.353. The commissioners so appointed shall be divided upon appointment into four classes. The first class shall hold office for a term of one year. The second class shall hold office for a term of two years. The third class shall hold office for a term of three years and the fourth class shall hold office for a term of four years, such terms to run from the first of January following their appointment and annually thereafter. The commission shall nominate a person to replace members of the class whose terms are to expire or to fill a vacancy. Commissioners who have been appointed by the chief executive officer of the city shall be residents and registered voters of the city during their tenure in office and commissioners who have been appointed by the chief executive officer of the county shall be residents and registered voters of the county during their tenure in office. Nothing in this section is designed nor should it be construed to prohibit the appointment by the commission of nonvoting commissioners to the commission of any subdistrict nor shall the residency requirements be applicable. The legislative body of the constitutional charter city upon the petition of the chief executive officer of such city after a public hearing thereon may remove any commissioner residing in the city for misconduct or neglect of duty, and the legislative body of the constitutional charter county upon petition of the chief executive officer of the county after a public hearing thereon may remove any commissioner residing in the county for misconduct or neglect of duty. No commissioner removed shall be eligible to appointment to any subdistrict, commission, office, or to the board of the district. There shall also be four nonvoting advisory members. Two of the advisory members shall be selected by the chief executive officer of the constitutional charter county and two of the advisory members shall be selected by the chief executive officer of the constitutional charter city, with such four-year terms beginning on October 1, 1992, subject to the advice and consent of the respective legislative bodies of the city or county in which the proposed member resides.