Yes, by its own account. Polymarket says it accepts Michigan.
Polymarket and the alternatives in Michigan
What the law says
9 SEP 2026Michigan Gaming Control Board announced Robinhood Derivatives agreed under a court-approved agreement to stop new sports event contracts in Michigan, closing positions by 9 Oct. michigan.gov ↗
1 SEP 2026Ingham County Circuit Court (Judge Aquilina) entered a preliminary injunction against Kalshi sports wagering in Michigan with geofencing and a $500,000 per day fine; order signed 1 Sep per its file name. michigan.gov ↗
14 JUL 2026CFTC stayed KalshiEX's emergency rule (forced liquidation of trades with Michigan residents) and ordered it to fulfil the open trades (release 9267-26). cftc.gov ↗
29 JUN 2026Ingham County Circuit Court (30th Judicial District) granted Michigan a TRO against Kalshi, Nessel v. KalshiEX LLC, No. 26-1087-CZ, as recited in the CFTC order. cftc.gov ↗
25 JUN 2026W.D. Mich. (Judge Maloney) granted the Michigan AG's motion to remand her suit against Kalshi to state court, denying costs and fees (Nessel v. Kalshiex, 1:26-cv-731). michigan.gov ↗
5 MAR 2026Michigan AG Nessel sued KalshiEx, LLC in Ingham County Circuit Court under the Lawful Sports Betting Act on behalf of the state and the Gaming Control Board. michigan.gov ↗