A person shall not engage in this state in any trade practice which is defined in this chapter as, or determined pursuant to section 507B.6 to be, an unfair method of competition, or an unfair or deceptive act or practice in the business of insurance.
 1. A person who violates a provision in chapter 508E shall be deemed to have committed an unfair trade practice under this chapter.
 2. The issuance of a qualified charitable gift annuity as provided in chapter 508F does not constitute a trade practice in violation of this chapter.