Section 18.06.06.014 - PAYMENT OF STAMPING FEES01.Application. A stamping fee is charged on all premiums and policy fees written on Idaho business at a rate established by the delegated contractor and approved by the Department. This rate may be adjusted to obtain the objectives of the delegated contractor. The stamping fee cannot be refunded except in the case of extenuating circumstances approved by the delegated contractor.02.Summary. Within ten (10) days following the month during which the surplus line insurance was handled through the delegated contractor, the delegated contractor will submit an invoice summarizing the premium, Idaho tax, and Stamping Fee for each submission processed to each Broker.03.Payable on Receipt. The Stamping Fee is payable upon receipt of billing. It is delinquent if not paid within thirty (30) days after the last day of the month in which the business was reported.Idaho Admin. Code r. 18.06.06.014