According to CoinMeta, Louisiana has filed a lawsuit in state court against Kalshi, Polymarket, and several other platforms alleged to be “illegal online gambling operators,” seeking an immediate issuance of restraining orders and bans. The defendants also include Robinhood, Coinbase, Gemini, and Crypto.com. The state alleges that the event contracts on these platforms violate local gambling and sports betting laws. Previously, Kalshi and Polymarket had already filed lawsuits against state officials in federal court.