Are prediction markets legal in Missouri?

By Settled desk · Checked against 6 sources · NOT LEGAL ADVICE

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SHORT ANSWER

Yes, for now, and contested. Polymarket says it accepts Missouri. Novig says it accepts Missouri, sports included. Missouri's attorney general sent cease-and-desist letters to Kalshi, Polymarket and Robinhood on 16 Sep 2026 and to Novig on 17 Sep 2026; no litigation or venue response is recorded.

Which platforms accept Missouri residents

PLATFORMACCEPTSSPORTSSOURCE

KalshiNOT STATEDNOT STATEDnone found

PolymarketYESNOT STATEDapps.apple.com ↗

NovigYESYESsupport.novig.com ↗

RobinhoodNOT STATEDNOT STATEDnone found

What the law says

17 SEP 2026Missouri AG Hanaway sent a cease and desist letter to Ludlow Exchange, LLC (Novig) over unlicensed sports wagering in Missouri. ago.mo.gov ↗

16 SEP 2026Missouri AG Hanaway sent a cease and desist letter to KalshiEX LLC over unlicensed sports wagering in Missouri. ago.mo.gov ↗

16 SEP 2026Missouri AG Hanaway sent a cease and desist letter to QCX LLC (Polymarket) over unlicensed sports wagering in Missouri. ago.mo.gov ↗

16 SEP 2026Missouri AG Hanaway sent a cease and desist letter to Robinhood Derivatives, LLC over unlicensed sports wagering in Missouri. ago.mo.gov ↗

Sources. 6 primary and court sources, each quoted on our side and read on 7 Oct 2026: apps.apple.com, support.novig.com, ago.mo.gov (4). A cell marked not stated means no source we found says it either way.

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Where to trade from Missouri

PARTNER LINKS

Polymarket

FEE AT 50¢: 1.5% to 3.5%

See the fees

Novig

FEE AT 50¢: 0% to 1.5%

See the fees

No partner links here: both go to our own fee pages.

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