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    HomeLearnGuide
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    5 min read
    Updated August 30, 2026

    Will the Supreme Court Hear the Prediction Markets Case?

    New Jersey's cert petition is due September 3, 2026. Most people don't know that filing a petition is not the same as the Court accepting the case — or that the Court turns down well over 98% of petitions. Here's what certiorari means, what three outcomes look like, and what it means for your account in a restricted state.

    NJ cert petition due: September 3, 2026

    Current status

    Petition pending filing

    Case name(s)

    Confirm at supremecourt.gov after September 3

    Docket number(s)

    Assigned after petition filing

    Next conference estimate

    ~October–November 2026 (October Term opens Oct. 5)

    Filing a petition is not the same as the Court accepting the case. The Court grants well under 2% of petitions. State-level access restrictions remain fully in effect throughout any review process.

    What Is a Cert Petition? The Process Explained

    The Court doesn't automatically hear appeals

    The Supreme Court is not required to review any circuit court decision. A party must petition for a writ of certiorari. The Court then decides — entirely on its own discretion — whether the case is important enough to accept. Most petitions are denied without any explanation.

    The Rule of Four

    Under the Court's internal practice, at least four of the nine justices must vote to grant review. If three or fewer want to hear the case, certiorari is denied — regardless of how significant the legal question is. The Rule of Four is not a formal statute; it is the Court's longstanding internal convention.

    Historical grant rate: well under 2%

    The Supreme Court receives thousands of petitions each term and grants review in only a small fraction — historically well under 2% of petitions filed. A circuit split (two or more circuits reaching different conclusions on the same federal question) is one of the strongest arguments for cert, but it does not guarantee the Court will take the case.

    The sequence: petition → conference → order → argument

    After a petition is filed, the Court distributes it to all nine justices for a conference vote. The result (grant or denial) appears in a published orders list. If cert is granted, oral argument is scheduled — often months later. Briefing takes place between cert grant and argument.

    The Cert Timeline, Step by Step

    1

    Petition Filed

    Due September 3, 2026 (NJ)

    The losing party files a petition for certiorari, laying out why the Court should take the case. The petition argues a split of circuit authority or a question of exceptional national importance.

    2

    Distributed for Conference

    ~October–November 2026

    The Court distributes the petition to all nine justices for a conference vote. Distribution typically occurs 6–10 weeks after filing.

    3

    Conference Vote

    ~October–November conference

    At conference, justices vote. Four votes are needed to grant certiorari (the Rule of Four). Fewer than four means denial. Historically, well under 2% of petitions are granted.

    4

    Orders List Published

    Monday after conference

    The Court publishes its orders (grants and denials) on Monday mornings following conference. A grant triggers a full briefing and argument schedule.

    The NJ Petition: What's Being Asked

    Petitioner

    State of New Jersey

    Petition due

    September 3, 2026

    Case name(s)

    Confirm at supremecourt.gov after filing

    Docket number(s)

    Assigned by the Court after filing

    Question presented

    Confirm at supremecourt.gov after filing. The core issue: whether the Commodity Exchange Act preempts state authority to regulate or prohibit CFTC-licensed prediction market exchanges.

    Why the Circuit Split Makes This Cert-Worthy

    Courts across the country have reached conflicting conclusions on whether federal law (the Commodity Exchange Act) preempts state gambling statutes when applied to CFTC-licensed event-contract exchanges. A circuit split on a federal statutory question is one of the most common reasons the Supreme Court grants certiorari — because it creates legal uncertainty that only the Court can resolve nationwide.

    CircuitCaseStates CoveredDate / Status
    Third CircuitKalshiEX v. FlahertyNew Jersey, Pennsylvania, Delaware
    April 6, 2026
    Ninth CircuitKalshiEX LLC v. AssadNevada, Washington, Montana, California, Arizona, Oregon, Idaho, and four other western states
    August 28, 2026
    Sixth CircuitOhio and Tennessee appealsOhio, Tennessee, Michigan, Kentucky
    Argued July 30, 2026 — ruling pending
    Second CircuitNew York and Connecticut appealsNew York, Connecticut, Vermont
    Ruling pending

    Sources: CourtListener public dockets. A formal circuit split on CEA preemption now exists between the Third and Ninth Circuits. Pending rulings in the Second and Sixth Circuits may expand the split before the Court acts on any cert petition.

    Three Possible Outcomes

    These are the three paths the Court can take after a petition is filed. All are presented as conditional scenarios — not predictions.

    Cert Granted

    Court Takes the Case
    • Argument scheduled for 2026–27 October Term
    • Briefing schedule set (typically 6–9 months)
    • Ruling expected by late spring 2027
    • State restrictions remain in effect throughout review
    • Court issues a binding nationwide standard
    Timeline: Ruling ~spring 2027

    Cert Denied

    Court Declines Review
    • Circuit court rulings stand as-is
    • Third/Ninth Circuit split persists
    • Each circuit's states follow their own rule
    • States with rulings against platforms retain full enforcement authority
    • New circuit cases or Congressional action remain the path forward
    Timeline: Decision in orders list (same day as conference)

    GVR

    Granted, Vacated, Remanded
    • Court grants cert, vacates the lower ruling, and remands for reconsideration
    • Rare — used when a subsequent legal development changes the framework
    • Lower court rehears the case under updated guidance
    • No immediate binding national standard
    • Timeline extends by additional months to years
    Timeline: Timeline extension: 1–2+ additional years

    All three scenarios are framed as conditional outcomes based on public procedural knowledge. They are not predictions about how the Court will rule. The Court's decisions are made by the justices alone at a private conference.

    What This Means for Traders Right Now

    A cert petition is not a ruling

    Filing a petition starts a multi-step process that can take months or years before any change in your account's access. The filing date is the beginning, not the end.

    State restrictions remain fully in effect

    Your state's access status does not change because of a cert petition. Court orders and enforcement actions by state attorneys general remain active throughout any Supreme Court review.

    Circuit court rulings govern your state today

    Until the Supreme Court acts, the circuit court ruling in your federal circuit determines the legal framework. Third Circuit (NJ, PA, DE) and Ninth Circuit (NV, WA, MT, CA, AZ, OR, ID, and others) rulings are now both on the same side.

    What to watch and when

    Watch the Supreme Court's orders list on Mondays in October and November 2026 for any conference result. If cert is granted, the Court will set a briefing schedule publicly. Docket activity posts to supremecourt.gov within 24 hours.

    Key Dates to Watch

    NJ cert petition filing deadline

    September 3, 2026

    SCOTUS October Term 2026 opens

    October 5, 2026

    Conference vote on petition (if distributed promptly)

    October–November 2026 (est.)

    Orders list published — grant or denial announced

    Monday after conference

    Sixth Circuit ruling (OH/TN — argued July 30, 2026)

    Fall 2026 (pending)
    See current state restrictions trackerIf cert is granted, when will the Court rule?

    Frequently Asked Questions

    Primary Sources

    supremecourt.gov— official docket for all cert petitions and orders
    CourtListener.com— Third Circuit opinion (KalshiEX v. Flaherty) and Ninth Circuit opinion (KalshiEX LLC v. Assad, No. 25-7516, Aug. 28, 2026)

    Cert petition details (case name, docket number, question presented) will be publicly available at supremecourt.gov after filing. All case-specific data on this page will be updated once the petition is filed and the docket is public. Circuit court rulings sourced from CourtListener public dockets.

    Related Guides

    When Will the Supreme Court Rule on Prediction Markets?

    If cert is granted, what the argument and ruling timeline looks like.

    Read guide

    The CFTC Preemption Argument Behind the Petition

    The legal theory New Jersey is asking the Court to review.

    Read guide

    Kalshi State Restrictions Tracker

    Which states have active enforcement and what the current orders say.

    Read guide

    The Ninth Circuit Ruling Explained

    What the August 28 ruling said and which states it binds.

    Read guide