No tax collected under the provisions of this chapter shall be refundable or prorated in any manner unless the business subject to the tax presents, within a period of one year from the day on which the overpayment was made, a claim for refund in accordance with the provisions of Section 3.04.070 of this code and establishes that it has overpaid the tax. The administrator may refund, or allow credit on a renewal, of the sum so overpaid. (Ord. 2010-036 § 3; prior code § 23.04.409)