“Insurer” as used in this article includes insurance corporations and insurer organizations of every type and reciprocal or interinsurance exchanges and the incorporated attorney in fact of a reciprocal or interinsurance exchange, which corporate attorney in fact is either organized under the laws of or has its home office and principal place of business in this State.
“Board of directors” as used in this article includes the policy-determining body of an insurer whether or not it is called by that name.