Rule 13-9-3.10 - Layoff Bets(a) A layoff wager means a wager placed by a Mississippi book operator with another Mississippi book operator for the purpose of offsetting patron wagers made pursuant to these regulations. A book operator may, in its discretion, accept a layoff wager from another Mississippi book operator. An operator placing a layoff wager shall disclose its identity to the operator accepting the wager. Miss. Code Ann. § 75-76-89.