26 January, 2026
ohio-cites-massachusetts-ruling-against-kalshi-in-legal-battle

The Ohio Casino Control Commission has utilized a recent ruling from a Massachusetts court as supplemental evidence in its ongoing legal dispute with the prediction market company, Kalshi. The commission is currently contesting Kalshi’s motion for a preliminary injunction, which seeks to challenge state regulations that restrict its operations.

The Ohio authority’s legal actions come amid a broader trend across various states in the United States, where regulators are increasingly scrutinizing the operations of prediction markets. The commission argues that companies like Kalshi should not be exempt from existing betting regulations designed to ensure consumer protection and market integrity.

Massachusetts Court Ruling Highlights Regulatory Challenges

In Massachusetts, Judge Barry Smith issued a significant ruling against Kalshi, granting an injunction that prohibits the company from offering sports-related event contracts within the state without obtaining a state license. The judge noted, “At the hearing both parties discussed, but did not resolve, certain details of the Commonwealth’s requested injunction, including how to prohibit new contracts without impacting already existing contracts.”

This ruling has now been cited in seven different lawsuits, with the Ohio Casino Control Commission being the latest to reference it in their filings. According to legal documents shared by gambling lawyer David Wallach, the Massachusetts court denied Kalshi’s motion to dismiss the enforcement action against it while granting the state’s request for a preliminary injunction.

The Massachusetts court found that, even if Kalshi’s event contracts could be classified as swaps—a determination the court deemed unnecessary—the company did not prove that the Commodity Exchange Act preempts Massachusetts’s sports-gambling laws. This ruling could have far-reaching implications for Kalshi and similar prediction market operators across the United States.

Implications for Future Litigation

While the Ohio judge is not required to align with the Massachusetts decision, its citation adds weight to the commission’s arguments against Kalshi. The Massachusetts injunction sets a precedent that may influence other jurisdictions as they consider similar regulatory measures.

As the landscape of prediction markets continues to evolve, the legal challenges faced by companies like Kalshi highlight the complex relationship between innovative financial products and established regulatory frameworks. The outcome of these lawsuits may ultimately shape the future of prediction markets in the United States, as regulators seek to balance innovation with consumer protection.

The Ohio Casino Control Commission’s legal maneuvers, along with the Massachusetts court’s ruling, underscore the ongoing tensions in the regulatory environment surrounding prediction markets. As this situation unfolds, stakeholders will be closely monitoring the implications for Kalshi and the broader market.