Federalism stories

Oct 21, 2026

Polymarket US sues Ohio over sports contracts enforcement

Polymarket US filed a federal lawsuit against Ohio challenging state cease-and-desist orders targeting its sports event contracts. The company argues that the CFTC's October 9 rulemaking and Commerce Clause put its contracts beyond state jurisdiction.

Oct 21, 20263 sources

Top claims

▪On October 9, 2026, the CFTC issued an interim final rule excluding casino-style gambling from the federal definition of swap while publishing a proposed rule explicitly incorporating event contracts
▪The Ohio Casino Control Commission warned prediction market operators that non-compliance could result in civil financial penalties equaling Ohio-generated revenue, as well as state criminal penalties for unlicensed bookmaking
▪Polymarket US argues under the Dormant Commerce Clause that Ohio's licensing rules unconstitutionally favor in-state physical footprints and restrict market operations to Ohio residents

Subtopics

Commodity Futures Trading Commission1 Crypto prediction markets1 Crypto regulation1 Federal agencies1 Judiciary1 Onchain prediction markets1 State politics1

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