If there is a written agreement and if any part of the deposit is to be made non-refundable, it must be so stated in writing to the renter at the time the deposit is taken by the owner or designated agent.
Utah Code § 57-17-2
If there is a written agreement and if any part of the deposit is to be made non-refundable, it must be so stated in writing to the renter at the time the deposit is taken by the owner or designated agent.
Utah Code § 57-17-2