330A.21  Transition.
  For those authorities established prior to July 1, 1989, the terms of all board members in office shall expire on December 31, 1989. The provision for successor board members shall be by agreement of the member municipalities and in accordance with section 330A.5. Authorities in existence prior to July 1, 1989, remain in existence on or after July 1, 1989, except as provided in this chapter.
89 Acts, ch 182, §9