CFTC sued New Mexico Thursday to block state gaming laws from applying to CFTC-registered prediction markets. New Mexico becomes the eighth state to face federal litigation over event-contract jurisdiction.

The suit—the eighth of its kind—comes two days after the CFTC proposed new rules to regulate prediction markets.

The CFTC files its eighth lawsuit against a state, suing New Mexico to block gambling law enforcement against prediction market platform Kalshi.