RCW 48.30.010 authorizes the commissioner to define methods of competition and acts and practices in the conduct of the business of insurance which are unfair or deceptive. The purpose of this regulation, WAC 284-30-300 through 284-30-400, is to define certain minimum standards which, if violated with such frequency as to indicate a general business practice, will be deemed to constitute unfair claims settlement practices. This regulation may be cited and referred to as the unfair claims settlement practices regulation.