(a)  Every insurance company and every rating/advisory organization issuing policies covering casualty, liability and fire and marine insurance provided for in this chapter shall file with the director a copy of the form of the policies proposing to use. A policy may not be issued until the director has approved the form.

(b)  Any policy form, subject to this chapter and filed by an insurer or rating/advisory organization on behalf of its members or subscribers with the director, shall be deemed public information at the time of filing.