Is Polymarket US legal in Connecticut?

What Connecticut has done about Polymarket US

1. Sept. 10, 2026

   Cease-and-desist

   DCP ordered nine platforms (including ProphetX) to stop offering sports event contracts and issued about 30 subpoenas to vendors, payment firms, app stores and media outlets.

   Source: Office of Gov. Ned Lamont press release

All 13 actions in Connecticut

Court cases

We track no case between Polymarket US and Connecticut.

The legal backdrop in Connecticut

State status

In litigationThe state and a prediction market operator are actively in court, and no order blocking the operator is in force.

Online sports betting

Legal onlineOnline and retail sports betting; licensed operators are DraftKings (Foxwoods), FanDuel (Mohegan Sun) and Fanatics (CT Lottery).

Federal appeals court

Second CircuitAppeal pending.

Who regulates

Connecticut Department of Consumer Protection, Gaming Division; Connecticut Office of the Attorney General

Laws and bills

2 on record

Using Polymarket US in Connecticut

Minimum age

18

Identity checks

Polymarket US requires date of birth, a phone number confirmed by text code, legal name, residential address and Social Security number. Most users are verified automatically; others may be asked for a government-issued ID and a selfie check. KYC must be completed before depositing or trading, and the terms require KYC, AML and sanctions screening. Source

Other platforms in Connecticut

• KalshiNo restriction found
• Polymarket USNo restriction found
• Gemini PredictionsNo restriction found
• RobinhoodNo restriction found
• Crypto.comNo restriction found
• CoinbaseNo restriction found
• WebullNo restriction found
• DraftKings PredictionsSports blocked
• FanDuel PredictsSports blocked
• UnderdogOffered
• PrizePicksSports blocked
• Fanatics MarketsNot offered

Questions people ask

Is Polymarket US legal in Connecticut?

Polymarket US does not publish a list of states where it is unavailable, and we found no court order, regulator action or Polymarket US notice that stops it from serving Connecticut as of Oct. 22, 2026. Connecticut has one public action on record that names Polymarket US. The latest (cease-and-desist, Sept. 10, 2026): DCP ordered nine platforms (including ProphetX) to stop offering sports event contracts and issued about 30 subpoenas to vendors, payment firms, app stores and media outlets. This summarises public actions; it is not legal advice.

Has Connecticut sued Polymarket US or ordered it to stop?

Yes. Sept. 10, 2026: DCP ordered nine platforms (including ProphetX) to stop offering sports event contracts and issued about 30 subpoenas to vendors, payment firms, app stores and media outlets.

How old do you have to be to use Polymarket US in Connecticut?

18. That is Polymarket US's minimum age, and it lists no different rule for Connecticut.

Is sports betting legal in Connecticut?

Legal online. Online and retail sports betting; licensed operators are DraftKings (Foxwoods), FanDuel (Mohegan Sun) and Fanatics (CT Lottery).

Which court will decide whether Connecticut can regulate Polymarket US?

Federal appeals from Connecticut go to the Second Circuit, where an appeal on the question is pending. 3 petitions now ask the U.S. Supreme Court to settle the question nationally.

Sources

1. Polymarket App Terms & Conditions (ISV Front End), effective October 22, 2026 (embedded at polymarket.us/tos)
2. Office of Gov. Ned Lamont press release
3. Connecticut sports betting status