Missouri gambling law changes https://gamblingatlas.org/states/missouri/ New laws, launches, tax changes and enacted bills on gambling in Missouri. en-us Mon, 12 Oct 2026 12:00:00 GMT PrizePicks suspends its Team Picks sports-contract product for Missouri users amid prediction-market crackdown https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-10-07:PrizePicks suspends its Team Picks sports-contract product f Wed, 07 Oct 2026 12:00:00 GMT AG Hanaway sends cease-and-desist letters to Kalshi, Polymarket, Crypto.com, Robinhood, Underdog and Novig over unlicensed sports event contracts https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-09-18:AG Hanaway sends cease-and-desist letters to Kalshi, Polymar Fri, 18 Sep 2026 12:00:00 GMT House-passed VLT licensing bill faces resistance in the Senate over constitutional gambling restrictions https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-04-02:House-passed VLT licensing bill faces resistance in the Sena Thu, 02 Apr 2026 12:00:00 GMT Attorney General Hanaway forces Torch Electronics to suspend all Missouri gray-market machine operations under threat of criminal prosecution https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-04-01:Attorney General Hanaway forces Torch Electronics to suspend Wed, 01 Apr 2026 12:00:00 GMT Federal judge rules Missouri's gray-market "no-chance" slot machines are illegal gambling devices under state law https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-02-17:Federal judge rules Missouri's gray-market "no-chance" slot Tue, 17 Feb 2026 12:00:00 GMT Missouri House committee votes to advance bill legalizing/licensing video slot machines as VLTs https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-02-04:Missouri House committee votes to advance bill legalizing/li Wed, 04 Feb 2026 12:00:00 GMT First full-month report shows $543M wagered but only $521,200 net state tax due to promotional deductions https://gamblingatlas.org/states/missouri/#timeline event:MO:2026-01-30:First full-month report shows $543M wagered but only $521,20 Fri, 30 Jan 2026 12:00:00 GMT Missouri sports wagering launches statewide with 16 licensed operators; DraftKings holds "First Bet" ceremony in St. Louis https://gamblingatlas.org/states/missouri/#timeline event:MO:2025-12-01:Missouri sports wagering launches statewide with 16 licensed Mon, 01 Dec 2025 12:00:00 GMT Retail sports wagering launches at Missouri casinos and sports venues https://gamblingatlas.org/states/missouri/#timeline event:MO:2025-12-01:Retail sports wagering launches at Missouri casinos and spor Mon, 01 Dec 2025 12:00:00 GMT Killham v. Stake (Sweepstakes Limited) filed in Jackson County Circuit Court challenging sweepstakes-casino model https://gamblingatlas.org/states/missouri/#timeline event:MO:2025-10-27:Killham v. Stake (Sweepstakes Limited) filed in Jackson Coun Mon, 27 Oct 2025 12:00:00 GMT Voters narrowly approve constitutional Amendment 2 legalizing sports wagering (margin of 2,691 votes out of ~3 million cast) https://gamblingatlas.org/states/missouri/#timeline event:MO:2024-11-05:Voters narrowly approve constitutional Amendment 2 legalizin Tue, 05 Nov 2024 12:00:00 GMT TwinSpires exits the Missouri advance-deposit-wagering market https://gamblingatlas.org/states/missouri/#timeline event:MO:2024-01-31:TwinSpires exits the Missouri advance-deposit-wagering marke Wed, 31 Jan 2024 12:00:00 GMT MGC emergency rule for licensed DFS operators takes effect https://gamblingatlas.org/states/missouri/#timeline event:MO:2016-09-08:MGC emergency rule for licensed DFS operators takes effect Thu, 08 Sep 2016 12:00:00 GMT Gov. Nixon signs Missouri Fantasy Sports Consumer Protection Act (HB 1941) https://gamblingatlas.org/states/missouri/#timeline event:MO:2016-06-10:Gov. Nixon signs Missouri Fantasy Sports Consumer Protection Fri, 10 Jun 2016 12:00:00 GMT Voters approve Proposition A, raising the casino AGR tax from 20% to 21% and repealing the $500-per-two-hours loss limit https://gamblingatlas.org/states/missouri/#timeline event:MO:2008-11-04:Voters approve Proposition A, raising the casino AGR tax fro Tue, 04 Nov 2008 12:00:00 GMT MGC Charitable Games Division assumes bingo/pull-tab/raffle oversight https://gamblingatlas.org/states/missouri/#timeline event:MO:1994-09-01:MGC Charitable Games Division assumes bingo/pull-tab/raffle Thu, 01 Sep 1994 12:00:00 GMT First riverboat casino (Station Casino St. Charles) opens https://gamblingatlas.org/states/missouri/#timeline event:MO:1994-05-27:First riverboat casino (Station Casino St. Charles) opens Fri, 27 May 1994 12:00:00 GMT Constitutional amendment to permit slots/craps fails by narrowest margin in state history; legislature redefines these as "games of skill" to proceed https://gamblingatlas.org/states/missouri/#timeline event:MO:1994-04-01:Constitutional amendment to permit slots/craps fails by narr Fri, 01 Apr 1994 12:00:00 GMT Voters approve riverboat gambling referendum https://gamblingatlas.org/states/missouri/#timeline event:MO:1992-11-03:Voters approve riverboat gambling referendum Tue, 03 Nov 1992 12:00:00 GMT Voters approve Amendment 11 earmarking 100% of lottery proceeds to public education starting FY1994 https://gamblingatlas.org/states/missouri/#timeline event:MO:1992-11-03:Voters approve Amendment 11 earmarking 100% of lottery proce Tue, 03 Nov 1992 12:00:00 GMT Missouri Lottery ticket sales begin https://gamblingatlas.org/states/missouri/#timeline event:MO:1986-01-20:Missouri Lottery ticket sales begin Mon, 20 Jan 1986 12:00:00 GMT Voters create the Missouri Lottery https://gamblingatlas.org/states/missouri/#timeline event:MO:1984-11-06:Voters create the Missouri Lottery Tue, 06 Nov 1984 12:00:00 GMT