Wyo. Stat. Ann. § 26-11-119

Any licensed surplus lines broker or insured who independently procures insurance, who fails to file a report in the form and within the time required or provided for in W.S. 26-11-117 or 26-11-124 may be fined up to twenty-five dollars ($25.00) per day for each day the delinquency continues, beginning the day after the report was due until the date the report is received. The surplus lines broker or insured who independently procures insurance shall pay interest on the amount of any delinquent tax due as required by W.S. 26-11-118(e).