This article shall apply to motor vehicle insurance and to property and casualty insurance as defined in §§ 431:1-206 and 431:1-209. The provisions of this article are in addition to, and not in substitution for, other applicable requirements of law relating to motor vehicle and property and casualty insurance and the rules of the commissioner adopted pursuant thereto. The requirements of this article do not apply to methods of merchandising other than mass merchandising as defined in § 431:12-101.