S-13.1, r. 3 - By-law respecting casino games

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67.4. The player must place 3 separate and equal wagers at the betting positions indicated for each one of these 3 wagers, as well as his supplemental wager, if such is the case, before the dealer announces “No more bets”. Afterwards, other than as permitted by section 67.6, no wager may be placed, amended or withdrawn.
O.C. 1675-95, s. 21.