23.16.1715 SPONSOR RECORD KEEPING REQUIREMENTS
(1) After a winning sports tab is submitted to the sponsor and a prize is awarded, the sponsor shall cancel the tab, by whatever means chosen, and attach the cancelled tab to the sports tab card or board.
(2) A sports tab that was not sold to a participant may be revealed by the sponsor after the beginning of the sports event, but all unsold sports tabs must remain attached to the sports tab card.
(3) The sponsor shall retain a sports tab card that was used in a sports tab game for at least one year after the date of the sports event upon which the sports tab game was based.
(4) If merchandise is awarded as a prize, the sponsor shall retain proof of the purchase price of the merchandise for one year after the date of the sports event.