Utah Code Title 31A. Insurance Code § 31A-19a-305. Anti-competitive agreements prohibited

(1)(a) An insurer may not assume any obligation to any person other than a policyholder or other company under common control, to use or adhere to certain rates or rating procedures.

(b) Except for a policyholder or other company under common control, a person may not impose any penalty or other adverse consequence for failure of an insurer to adhere to certain rates or rating procedures.

(a) by a joint underwriting group;

(b) by a pool;

(c) under quota share reinsurance treaties; or

(d) by a residual market mechanism.