Oklahoma's Sweepstakes Casino Ban Starts November 1: What to Know
Oklahoma's SB 1589 takes effect November 1, 2026 after a May veto override. What it covers, which operators already restrict the state, and what to do.
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Chance Ledger Research Desk
Editorial research team
The Research Desk compiles the facts behind our guides, reviews and legal trackers from primary sources: CFTC filings, court opinions, state statutes and regulator releases, and operators' own fee schedules, terms and sweepstakes rules. Every claim links to its source and carries the date we checked it. Research and drafting are assisted by AI tools. Before publication, a human editor reviews and approves each page under our editorial policy.
Covers: Prediction Markets, Sweepstakes Casinos, Chance Ledger
Expertise
- Prediction-market regulation
- Sweepstakes casino rules
- Fee and redemption analysis
- State legal tracking
Work by Chance Ledger Research Desk
Prediction Markets at the Supreme Court: 3 Petitions Explained
Three cert petitions (26-299, 26-338, 26-344) ask the Supreme Court to resolve the circuit split on sports event contracts. Deadlines and what to watch.
Judge Partly Blocks Illinois Prediction-Market Law for Kalshi
On October 2, 2026, a federal judge partly enjoined Illinois's prediction-market law for Kalshi, Coinbase and the CFTC. What is blocked, what is not, and why.
Polymarket US Sets a New Taker Fee and Adds a Maker Rebate
Polymarket US changed its fees on October 1, 2026. The new taker formula, maker rebate and combo fee explained, with worked examples at common prices.
Sixth Circuit Rules Against Kalshi in Ohio and Tennessee
The 6th Circuit ruled 3-0 against Kalshi on September 25, 2026, affirming Ohio's win and vacating Kalshi's Tennessee injunction. What it means for traders.
New York Sues Polymarket US, Widening Its Prediction-Market Fight
New York's attorney general and governor sued Polymarket US operator QCX LLC on September 24, 2026. What it means, Polymarket's countersuit and next steps.
Prediction markets: US-regulated event forecasting, explained
What prediction markets are, how US-regulated event forecasting sites price contracts, who oversees them, and how the main platforms compare on fees and access.
Best prediction market platforms in the US (October 2026)
The best prediction market platforms of 2026: five CFTC-regulated sites ranked on regulation, availability, fees, markets, funding and verified offers.
Compare prediction markets: fees, markets and availability
Side-by-side comparison of 10 US prediction market platforms — official fees with worked costs, market categories, funding methods and state restrictions.
FanDuel Predicts review: the $100 offer, 2% fee and where sports are available
A documentary review of FanDuel Predicts: CME-listed contracts, the 2% fee with a worked example, the 18 sports states and the official $100 new-customer offer.
FanDuel Predicts vs Kalshi: which is better for sports contracts?
FanDuel Predicts vs Kalshi compared — 2% of payout vs formula fees at five prices, sports state coverage, markets, offers and regulation.
Prediction market fees explained
How prediction market fees are calculated, why they peak at 50¢, and what Kalshi, Polymarket US, Robinhood, FanDuel Predicts and IBKR charge at 10¢ to 90¢.
How prediction markets work
How Yes/No event contracts are priced, how to read the order book, maker vs taker, limit vs market orders and selling early, with worked numeric examples.
How prediction markets settle, and what happens in a dispute
Who decides a prediction market's outcome, how contract rules and settlement sources work, the CFTC's role, mention markets and recent enforcement cases.
Kalshi review: fees, legal status, referral terms and who it suits
A documentary review of Kalshi: CFTC status, state restrictions, the fee formula with a worked example, deposit and withdrawal methods and referral terms.
Kalshi vs Polymarket US: which prediction market should you use?
Kalshi vs Polymarket US compared on regulation, state availability, markets, fees (with a worked 50¢ example), funding, offers and legal exposure.
Are prediction markets legal in your state?
A sourced, state-by-state tracker of prediction-market legality in the US — court rulings, state lawsuits, new laws and which platforms restrict where.
Novig review: a no-fee pre-game sports exchange, and what we could not verify
A documentary review of Novig: Ludlow Exchange's CFTC status, the official fee schedule with worked examples, 47-state availability and unverified promo terms.
Polymarket US review: is it legal, what it costs and how the $25 credit works
A documentary review of Polymarket US: how it differs from polymarket.com, CFTC status, state lawsuits, the official fee formula and the $25 deposit credit.
Polymarket US vs Polymarket: what's the difference?
Polymarket US is a CFTC-regulated exchange; polymarket.com is an offshore crypto platform restricted for US users. How they differ on rules, fees and funding.
Prediction market promos and sign-up offers, checked against official terms
Prediction market sign-up offers we could verify in official terms — Polymarket US, FanDuel Predicts and Kalshi — plus which platforms have no confirmed offer.
Prediction market reviews
Documentary reviews of US prediction market platforms — Kalshi, Polymarket US, Robinhood, FanDuel Predicts and Novig — built from official terms and filings.
Robinhood prediction markets review: event contracts, fees and state limits
A documentary review of Robinhood's event contracts: how it routes orders to Kalshi and other exchanges, its capped fee formula, state limits and funding rules.
Robinhood vs Kalshi: broker app or direct exchange?
Robinhood vs Kalshi compared — how Robinhood routes event contracts to Kalshi and other exchanges, fees at several prices, markets, funding and state limits.