At the time of the initial hearing on the LCP or LRDP, the executive director of the Commission shall make a brief oral presentation to the Commission. Immediately following the presentation of the executive director, a representative or representatives of the local government or governing authority may make a presentation of the major features of the LCP or LRDP to the Commission. Upon the conclusion of the local government's or governing authority's presentation, interested members of the public and agencies may comment on the proposed LCP or LRDP. The chairperson of the Commission may establish predetermined time limits for all presentations and shall notify all interested parties of such time limits in advance of the hearing, provided that the local government or governing authority shall be allotted at least the same amount of time as the staff presentation.