In the absence of the filing with the secretary of revenue of satisfactory proof of a lesser or higher cost of doing business by the retailer making the sale, the cost of doing business by the retailer shall be presumed to be eight percent of the basic cost of cigarettes to the retailer.

Source: SL 1966, ch 157, § 4 (2); SL 2003, ch 272 (Ex. Ord. 03-1), § 82; SL 2011, ch 1 (Ex. Ord. 11-1), § 161, eff. Apr. 12, 2011.