Utah Code Title 13. Commerce and Trade § 13-25a-108. Prohibited telephone solicitations

(b)(i) at a Utah telephone number contained in the national “do-not-call” registry established and maintained by the Federal Trade Commission under 16 C.F.R. 310.4(b)(1)(iii)(B); or

(ii) at a non-Utah telephone number contained in the national “do-not-call” registry established and maintained by the Federal Trade Commission under 16 C.F.R. 310.4(b)(1)(iii)(B), if the person making the call or causing the call to be made knows or reasonably should know that the person receiving the call is in Utah.