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Ohio Warns Licensed Gambling Suppliers to Cut Ties With Prediction Markets by 30 October

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Altay Celikkaya

Content Manager

Updated: 22/10/26

Reading Time: 3 minutes

Ohio’s gambling regulator has expanded enforcement to licensed sportsbooks, technology suppliers, and service providers, warning that supporting unlicensed prediction markets could put their licences at risk.

The Ohio Casino Control Commission (OCCC) has instructed licensed gambling businesses and applicants to stop providing services to prediction market operators offering sports event contracts in the state without a sports gaming licence. In a notice sent on 20 October 2026 and confirmed at the commission’s 21 October meeting, the regulator gave affected businesses until 30 October to confirm compliance.

Ohio flag and Statehouse feature in a warning to gambling suppliers ahead of 30 October.

Regulation & Compliance

Key Takeaways From Ohio's Prediction Markets Warning

Ohio has ordered licensed gambling businesses to cease supporting unlicensed sports event contract operators.
The warning covers sportsbooks, fantasy contest operators, suppliers, testing laboratories, and integrity monitoring providers.
Companies must confirm compliance with the regulator by 30 October 2026.
Continued involvement could trigger suitability investigations, licence suspension or revocation.
The warning follows Ohio’s earlier enforcement actions against prediction market platforms.

Ohio Targets Gambling Suppliers and Technology Providers

According to the Ohio Casino Control Commission’s official notice dated 20 October 2026, licensed gambling businesses must immediately cease supporting unlicensed sports event contract operators and confirm compliance by 30 October.

The regulator identified several services that could raise compliance concerns, including liquidity provision, market making, integrity monitoring, equipment supply, data security and other technology-related activities.

The warning applies to sportsbook operators, fantasy contest businesses, management service providers, suppliers, certified testing laboratories and relevant licence applicants.

During the commission’s 21 October meeting, Interim Executive Director Andromeda Morrison reiterated the regulator’s position that sports event contracts offered without state authorisation fall outside Ohio’s permitted gambling framework.

Non-Compliance Could Put Ohio Gaming Licences at Risk

The OCCC warned that maintaining regulatory suitability remains an ongoing licensing obligation.

The commission said:

The continued facilitation or support of illegal gambling activity

could raise significant concerns about a licence holder’s suitability.

Businesses that continue providing prohibited services may face renewed suitability investigations, licence suspension, revocation or other administrative action.

However, the notice includes an exception for qualifying futures commission merchants and introducing brokers that prevent Ohio customers from accessing sports event contracts through designated contract markets.

Warning Follows Ohio's Prediction Markets Court Disputes

The latest notice follows the OCCC’s earlier cease-and-desist orders against ten prediction market operators and brokers.

Those measures prompted further legal challenges, including Polymarket’s federal lawsuit against Ohio’s sports betting licensing requirements.

The regulatory dispute also follows a September federal appeals court decision that allowed Ohio and Tennessee to enforce state gambling laws against Kalshi, as Ace Alliance reported on the Sixth Circuit ruling.

Meanwhile, the CFTC’s recently implemented sportsbook swap exclusion has added another regulatory distinction between traditional gambling products and exchange-traded contracts.

What Does the Deadline Mean for B2B Suppliers?

Ohio’s latest intervention creates immediate compliance considerations for businesses operating across both regulated gambling and prediction markets.

Technology providers, integrity monitoring companies and other suppliers may need to review existing commercial relationships and assess whether their services support sports event contracts accessible to Ohio residents.

The 30 October deadline concerns confirming compliance, not introducing a new gambling licensing regime.

For companies serving multiple US markets, the warning demonstrates how state enforcement actions can affect third-party commercial partnerships, even when those businesses do not directly offer prediction market contracts to consumers.