https://predictionmarketlaws.com State-by-state status, lawsuits and federal rules for US prediction markets and event contracts, with a source and date on every entry. en-us https://predictionmarketlaws.com/states/utah2026-10-20|https://www.sltrib.com/news/2026/10/20/utah-sues-kalshi-brazen-pattern/Tue, 20 Oct 2026 12:00:00 GMTAttorney General Brown sued Kalshi, four Kalshi subsidiaries and two Pennsylvania-based trading firms that supply pricing and liquidity in Utah's Third District Court, alleging that Kalshi operates as an unlicensed gambling business. The state seeks an order barring Kalshi from taking Utah wagers, enforced through a court-approved geolocation tool, plus fees it estimates at $30.6 million to $61.2 million and about $5.5 million in restitution for Utah users' losses. https://predictionmarketlaws.com/states/wisconsin2026-10-17|https://defirate.com/prediction-markets/legal/Sat, 17 Oct 2026 12:00:00 GMTA voter, Joseph Giganti Sr., filed a federal civil-rights suit against Elections Commission members challenging the view that buying election contracts could disqualify him from voting (date per DeFi Rate's docket tracker). https://predictionmarketlaws.com/states/missouri2026-10-16|https://defirate.com/prediction-markets/legal/sources/Fri, 16 Oct 2026 12:00:00 GMTNovig's exchange, Ludlow Exchange, sued the attorney general and Gaming Commission officials in the Eastern District of Missouri, arguing the CFTC has exclusive jurisdiction. https://predictionmarketlaws.com/states/missouri2026-10-16|https://defirate.com/prediction-markets/legal/sources/Fri, 16 Oct 2026 12:00:00 GMTNorth American Derivatives Exchange (OG.com Prediction Markets, Crypto.com's exchange) sued in the Western District of Missouri, also arguing federal preemption. https://predictionmarketlaws.com/states/ohio2026-10-16|https://www.news5cleveland.com/news/politics/ohio-politics/prediction-market-platforms-ignoring-ohios-legal-threatsFri, 16 Oct 2026 12:00:00 GMTAt the Oct. 16 compliance deadline, most of the ten recipients were still offering sports contracts in Ohio, according to local reporting; Plus500US told the commission it would stop. Gov. Mike DeWine said the state would file lawsuits, and Attorney General Andy Wilson said the state could seek to recover the companies' Ohio revenue. https://predictionmarketlaws.com/states/kentucky2026-10-14|https://defirate.com/prediction-markets/legal/sources/Wed, 14 Oct 2026 12:00:00 GMTMagistrate Judge Edward B. Atkins recommended granting Kentucky's motion to send its QCX case back to state court; the district judge has not yet ruled. https://predictionmarketlaws.com/states/maryland2026-10-14|https://defirate.com/prediction-markets/legal/Wed, 14 Oct 2026 12:00:00 GMTMaryland filed a supplemental-authority letter in the Fourth Circuit pointing to the Sixth Circuit's Sept. 25, 2026 Schuler decision. https://predictionmarketlaws.com/states/tennessee2026-10-13|https://www.sportsbettingdime.com/app/uploads/2026/10/UD-Tennessee.pdfTue, 13 Oct 2026 12:00:00 GMTUnderdog Exchange DCM and UDM (Underdog Predict) sued Attorney General Skrmetti and Sports Wagering Council officials and members in the Middle District of Tennessee (Nashville), seeking a declaration of federal preemption and a permanent injunction. https://predictionmarketlaws.com/lawsuits/us-v-new-york2026-10-13|https://defirate.com/prediction-markets/legal/Tue, 13 Oct 2026 12:00:00 GMTOrder permitting supplemental notices on the CFTC's new rulemakings; PI still pending. https://predictionmarketlaws.com/lawsuits/us-v-new-york2026-10-13|https://defirate.com/prediction-markets/legal/Tue, 13 Oct 2026 12:00:00 GMTJudge Schofield permitted supplemental notices on the CFTC's Oct. 9, 2026 rules (plaintiffs by Oct. 16, 2026; New York may respond by Oct. 23, 2026). https://predictionmarketlaws.com/states2026-10-09|https://www.nextpredict.io/wp-content/uploads/2026/10/Kalshi-rehearing-petition-sixth-circuit.pdfFri, 09 Oct 2026 12:00:00 GMTKalshi petitioned the Sixth Circuit for panel rehearing and rehearing en banc in the consolidated Ohio and Tennessee appeals, citing the CFTC's Oct. 9 proposed rule and interim final rule on the definition of 'swap'. https://predictionmarketlaws.com/states/tennessee2026-10-09|https://www.covers.com/industry/underdog-sues-tennessee-after-cease-and-desist-order-oct-14-2026Fri, 09 Oct 2026 12:00:00 GMTThe Council's director of fantasy sports told Underdog to halt its prediction market operations in Tennessee, warning of penalties, referral to law enforcement and possible revocation of its affiliate's fantasy sports license. https://predictionmarketlaws.com/lawsuits/robinhood-v-dreitzer-scotus2026-10-09|https://www.supremecourt.gov/docket/docketfiles/html/public/26-338.htmlFri, 09 Oct 2026 12:00:00 GMTClerk grants Robinhood-side motion (filed Oct. 8, 2026) and extends the response deadline from Oct. 14, 2026 to Nov. 13, 2026 for all respondents. https://predictionmarketlaws.com/lawsuits/kalshi-v-schuler-6th-cir2026-10-09|https://www.nextpredict.io/wp-content/uploads/2026/10/Kalshi-rehearing-petition-sixth-circuit.pdfFri, 09 Oct 2026 12:00:00 GMTKalshi petitions for rehearing en banc in the joint Ohio/Tennessee appeals. https://predictionmarketlaws.com/federal2026-10-09|https://www.cftc.gov/PressRoom/PressReleases/9310-26Fri, 09 Oct 2026 12:00:00 GMTThe Commission proposed "Further Definition of 'Swap' - Inclusions" (RIN 3038-AF82), stating that event contracts on sports, politics, culture and weather are swaps within its jurisdiction. It was published October 19, 2026 at 91 FR 66022, with comments due 30 days after publication. https://predictionmarketlaws.com/federal2026-10-09|https://www.cftc.gov/PressRoom/PressReleases/9309-26Fri, 09 Oct 2026 12:00:00 GMTThe Commission adopted an interim final rule (RIN 3038-AF81) codifying that sportsbook wagers and casino games are not swaps. It took effect when published on October 19, 2026 (91 FR 65969), with comments accepted for 30 days. https://predictionmarketlaws.com/states/california2026-10-08|https://defirate.com/prediction-markets/legal/Thu, 08 Oct 2026 12:00:00 GMTThe Ninth Circuit's mandate was entered in the district court, which set a case-management conference for October 21, 2026. https://predictionmarketlaws.com/states/florida2026-10-08|https://www.wsn.com/prediction-markets/legal/Thu, 08 Oct 2026 12:00:00 GMTThe Seminole Tribe sued DraftKings, its CEO and DraftKings Predictions in Broward County circuit court, seeking an injunction and disgorgement over sports contracts and the Pick6 game. https://predictionmarketlaws.com/lawsuits/flaherty-v-kalshiex-scotus2026-10-08|https://www.supremecourt.gov/docket/docketfiles/html/public/26-299.htmlThu, 08 Oct 2026 12:00:00 GMTAmicus briefs filed by the NFL, the American Gaming Association, 145 tribes, the Casino Association of New Jersey, former Sen. Christopher Dodd and former CFTC Chairman Gary Gensler. https://predictionmarketlaws.com/lawsuits/nadex-v-nevada-scotus2026-10-08|https://www.supremecourt.gov/docket/docketfiles/html/public/26-344.htmlThu, 08 Oct 2026 12:00:00 GMTClerk grants the respondents' Oct. 7, 2026 motion and extends the response deadline from Oct. 15, 2026 to Nov. 16, 2026 for all respondents. https://predictionmarketlaws.com/states/district-of-columbia2026-10-07|https://www.supremecourt.gov/search.aspx?filename=/docket/docketfiles/html/public/26-299.htmlWed, 07 Oct 2026 12:00:00 GMTThe District joined an amicus brief led by Ohio, with 38 other states, urging the Supreme Court to grant New Jersey's petition in Flaherty v. KalshiEX LLC. https://predictionmarketlaws.com/states2026-10-07|https://www.supremecourt.gov/DocketPDF/26/26-299/428759/20261007134816267_Kalshi%20Cert%20Amicus.pdfWed, 07 Oct 2026 12:00:00 GMTLouisiana's attorney general signed an Ohio-led amicus brief, joined by 38 other states and DC, asking the U.S. Supreme Court to grant New Jersey's petition in Flaherty v. KalshiEX (No. 26-299). https://predictionmarketlaws.com/states/michigan2026-10-07|https://www.michigan.gov/mgcb/news/2026/10/07/coinbase-agrees-to-halt-sports-related-event-contracts-in-michiganWed, 07 Oct 2026 12:00:00 GMTThe Gaming Control Board announced Coinbase agreed to stop new sports-related event contracts for Michigan customers and close open positions by Oct. 10, 2026, in exchange for state forbearance while appeals proceed. https://predictionmarketlaws.com/lawsuits/flaherty-v-kalshiex-scotus2026-10-07|https://www.supremecourt.gov/docket/docketfiles/html/public/26-299.htmlWed, 07 Oct 2026 12:00:00 GMTAmicus briefs filed by Ohio with 38 states and D.C., and by Stop Predatory Gambling and others. https://predictionmarketlaws.com/lawsuits/us-v-army-soldier-maduro-raid-prediction-market-bets2026-10-07|https://courthousenews.com/army-soldier-who-placed-insider-bets-on-maduro-capture-asks-for-pretrial-dismissal/Wed, 07 Oct 2026 12:00:00 GMTJudge Garnett heard argument on Van Dyke's motion to dismiss, which argues that the Polymarket contracts are not swaps and that military plans are not property under the wire-fraud statute; she did not rule from the bench. https://predictionmarketlaws.com/states/missouri2026-10-06|https://sbcamericas.com/2026/10/07/prizepicks-sports-contracts-missouri/Tue, 06 Oct 2026 12:00:00 GMTPrizePicks, which did not receive a letter, told customers it was suspending its sports prediction product in Missouri. https://predictionmarketlaws.com/states/connecticut2026-10-05|https://defirate.com/prediction-markets/legal/Mon, 05 Oct 2026 12:00:00 GMTDCP said three platforms, Gemini, Webull and ProphetX, had stopped offering sports contracts in Connecticut after the September orders; ProphetX's exit is disputed. https://predictionmarketlaws.com/states/kentucky2026-10-05|https://defirate.com/prediction-markets/legal/sources/Mon, 05 Oct 2026 12:00:00 GMTJudge S. Chad Meredith canceled the Oct. 9, 2026 argument in the CFTC case and ordered supplemental briefs, due Oct. 23, 2026, on the Sixth Circuit's Schuler decision and pending CFTC rulemaking. https://predictionmarketlaws.com/states/illinois2026-10-02|https://storage.courtlistener.com/recap/gov.uscourts.ilnd.498112/gov.uscourts.ilnd.498112.99.0.pdfFri, 02 Oct 2026 12:00:00 GMTJudge Pacold granted in part the injunction motions in the Coinbase, CFTC and Kalshi cases, finding Illinois's licensing and related criminal provisions likely preempted as to the contracts at issue; the fee challenge was continued for more briefing. https://predictionmarketlaws.com/states/ohio2026-10-02|https://sbcamericas.com/2026/10/05/ohio-prediction-markets-crackdown-win/Fri, 02 Oct 2026 12:00:00 GMTThe OCCC sent cease-and-desist letters to ten firms offering sports event contracts: Polymarket, Novig, Underdog, Coinbase, ProphetX, Robinhood, Gemini Titan, Webull, Plus500US and Moomoo. Recipients were told to confirm compliance in writing by October 16. Kalshi, already in litigation with the state, was not a recipient. https://predictionmarketlaws.com/lawsuits/ky-v-polymarket2026-10-01|https://www.gaming.net/federal-magistrate-recommends-remand-of-kentucky-polymarket-suit/Thu, 01 Oct 2026 12:00:00 GMTJudge Boom refers the remand motion to Magistrate Judge Atkins. https://predictionmarketlaws.com/lawsuits/ny-v-polymarket2026-09-30|https://defirate.com/prediction-markets/legal/Wed, 30 Sep 2026 12:00:00 GMTCourt orders the parties to submit a joint letter on a stay or status conference. https://predictionmarketlaws.com/lawsuits/polymarket-v-james-sdny2026-09-30|https://defirate.com/prediction-markets/legal/Wed, 30 Sep 2026 12:00:00 GMTCourt orders a joint letter. https://predictionmarketlaws.com/federal2026-09-30|https://www.theblock.co/news/regulation/2026-09-30-white-house-weighs-new-cftc-event-contract-rules-in-growing-prediction-market-power-struggle-417345Wed, 30 Sep 2026 12:00:00 GMTThe CFTC submitted two rules to OIRA: an interim final rule excluding casino-style gambling products from the swap definition, and a proposed rule adding event contracts to it. https://predictionmarketlaws.com/states/michigan2026-09-29|https://defirate.com/news/michigan-wants-kalshi-held-in-contempt-as-state-crackdown-moves-beyond-trading/Tue, 29 Sep 2026 12:00:00 GMTMichigan moved to hold Kalshi in civil contempt, alleging it kept sending sports promotions to Michigan residents after the injunction; a show-cause hearing before Judge Aquilina is set for Nov. 24, 2026. https://predictionmarketlaws.com/states2026-09-25|https://www.opn.ca6.uscourts.gov/opinions.pdf/26a0272p-06.pdfFri, 25 Sep 2026 12:00:00 GMTA Sixth Circuit panel (Gibbons, writing, with Clay and Bloomekatz) affirmed the denial of Kalshi's preliminary injunction. It held that sports event contracts are not swaps and, in the alternative, that the Commodity Exchange Act does not preempt Ohio's gambling laws. https://predictionmarketlaws.com/lawsuits/kalshi-v-schuler-sdohio2026-09-25|https://law.justia.com/cases/federal/appellate-courts/ca6/26-3196/26-3196-2026-09-25.htmlFri, 25 Sep 2026 12:00:00 GMTSixth Circuit affirms the denial. https://predictionmarketlaws.com/lawsuits/kalshi-v-schuler-6th-cir2026-09-25|https://law.justia.com/cases/federal/appellate-courts/ca6/26-3196/26-3196-2026-09-25.htmlFri, 25 Sep 2026 12:00:00 GMTPanel affirms the denial of a preliminary injunction. https://predictionmarketlaws.com/lawsuits/kalshi-v-orgel-mdtenn2026-09-25|https://law.justia.com/cases/federal/appellate-courts/ca6/26-3196/26-3196-2026-09-25.htmlFri, 25 Sep 2026 12:00:00 GMTSixth Circuit vacates the preliminary injunction and remands. https://predictionmarketlaws.com/lawsuits/kalshi-v-orgel-6th-cir2026-09-25|https://law.justia.com/cases/federal/appellate-courts/ca6/26-3196/26-3196-2026-09-25.htmlFri, 25 Sep 2026 12:00:00 GMTPanel vacates the preliminary injunction and remands. https://predictionmarketlaws.com/lawsuits/mi-v-kalshi-6th-cir2026-09-25|https://law.justia.com/cases/federal/appellate-courts/ca6/26-3196/26-3196-2026-09-25.htmlFri, 25 Sep 2026 12:00:00 GMTSixth Circuit decides the Ohio and Tennessee appeals. https://predictionmarketlaws.com/federal2026-09-25|https://www.proskauer.com/alert/cftc-moves-to-reinforce-federal-authority-over-event-contracts-as-new-jersey-seeks-supreme-court-reviewFri, 25 Sep 2026 12:00:00 GMTA unanimous panel found Kalshi had not shown its sports contracts are swaps, and held that even if they were, the CEA would not preempt Ohio's or Tennessee's gambling laws (KalshiEX v. Schuler; KalshiEX v. Orgel). Kalshi sought rehearing en banc on October 9. https://predictionmarketlaws.com/states/new-york2026-09-24|https://ag.ny.gov/sites/default/files/court-filings/new-york-v-polymarket-us-petition-2026.pdfThu, 24 Sep 2026 12:00:00 GMTThe attorney general petitioned New York County Supreme Court against QCX LLC (Polymarket US), alleging unlicensed sports wagering; the case was removed to federal court (No. 1:26-cv-08338). https://predictionmarketlaws.com/states/new-york2026-09-24|https://defirate.com/prediction-markets/legal/Thu, 24 Sep 2026 12:00:00 GMTPolymarket US sued the attorney general and others in the Southern District of New York (No. 1:26-cv-08345) seeking declaratory and injunctive relief. https://predictionmarketlaws.com/states/washington2026-09-23|https://coinstats.app/prediction-markets/legal/kalshi-wa/Wed, 23 Sep 2026 12:00:00 GMTThe Ninth Circuit stayed Kalshi's appeal of the remand order until rulings in the Nevada case (KalshiEX v. Assad) take effect. https://predictionmarketlaws.com/lawsuits/femexfut-v-kalshi2026-09-23|https://dockets.justia.com/docket/new-york/nysdce/1:2026cv08259/673378Wed, 23 Sep 2026 12:00:00 GMTCase assigned to Judge J. Paul Oetken, who ordered an initial pretrial conference for Jan. 8, 2027. https://predictionmarketlaws.com/states/new-jersey2026-09-22|https://www.supremecourt.gov/docket/docketfiles/html/public/26-299.htmlTue, 22 Sep 2026 12:00:00 GMTThe Supreme Court extended Kalshi's deadline to respond to the petition to Nov. 9, 2026. https://predictionmarketlaws.com/lawsuits/femexfut-v-kalshi2026-09-22|https://dockets.justia.com/docket/new-york/nysdce/1:2026cv08259/673378Tue, 22 Sep 2026 12:00:00 GMTComplaint filed against Kalshi Inc. and KalshiEX LLC; the docket lists trademark infringement under 15 U.S.C. 1114 as the cause of action. https://predictionmarketlaws.com/federal2026-09-22|https://www.supremecourt.gov/docket/docketfiles/html/public/26-299.htmlTue, 22 Sep 2026 12:00:00 GMTThe Clerk extended Kalshi's response deadline in No. 26-299 from October 8 to November 9, 2026. Amicus briefs supporting review followed from Ohio and 38 other states plus D.C., 145 tribes, the NFL, the American Gaming Association, former CFTC Chairman Gensler and others. https://predictionmarketlaws.com/federal2026-09-22|https://www.cftc.gov/PressRoom/PressReleases/9302-26Tue, 22 Sep 2026 12:00:00 GMTStaff Letter 26-27 described the heightened manipulation risk of contracts that settle on what a person says or does. It set out the narrow conditions and factors for listing such contracts.