Utah Code § 76-10-520
Current with legislation effective through 5/2/2024
The Department of Public Safety upon request may assign a distinguishing number or mark of identification to any pistol or revolver whenever it is without a manufacturer's number, or other mark of identification or whenever the manufacturer's number or other mark of identification or the distinguishing number or mark assigned by the Department of Public Safety has been destroyed or obliterated.
Utah Code § 76-10-520