(1) The committee shall promulgate rules pursuant to the Uniform Administrative Procedures Act, compiled in title 4, chapter 5, concerning the investigation of a complaint filed with the committee. The rules adopted pursuant to this section shall: Distinguish between categories of complaints;
(2) Ensure that complaints are not dismissed without appropriate consideration;
(3) Require that the board be advised of a complaint that is dismissed and that a letter be sent to the person who filed the complaint explaining the action taken on the dismissed complaint;
(4) Ensure that the person who filed the complaint has an opportunity to explain the allegations made in the complaint; and
(5) Prescribe guidelines concerning the categories of complaints that require the use of a private investigator and the procedures for the committee to obtain the services of a private investigator.
(6) The committee shall dispose of all complaints in a timely manner.