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Legality

Are prediction markets legal in Maine, and where is the line?

A plain, dated guide to prediction market legality in Maine: federally overseen event contract venues, the state framework, the contested status of sports event contracts, and how to check your eligibility. Information, not legal advice.

By Fredrik FilipssonFounder and editor · Two decades in advisory, hospitality and mediaEditorial review by Morten Andersen · Last reviewed 31 March 2026

Last reviewed 31 March 2026 · Status as of March 2026 · Information, not legal advice

Two layers of rules

Federal authority, state friction.

01
Federal oversight
Some event contracts trade on exchanges overseen by the Commodity Futures Trading Commission. A federal appeals posture has generally favored federal authority over these designated markets.
02
State challenges
Several states have challenged operators, especially over sports-event contracts, through cease and desist letters and litigation. This is where most of the live friction sits.
03
Onchain and offshore
Crypto-native and offshore venues operate outside the US framework. Their standing for US persons is unsettled, and we do not treat reachability as legality.
Generally available

US-regulated venues

Kalshi · rated 91/100
Available
Polymarket · rated 86/100
Available
ForecastEx · rated 80/100
Available
Crypto.com · rated 80/100
Available
Robinhood · rated 79/100
Available
Railbird · rated 74/100
Available
Novig · rated 74/100
Available
PredictIt · rated 59/100
Available
Not offered for real money

Offshore and onchain

Futuur · rated 68/100
Not available
Limitless · rated 62/100
Not available
Myriad · rated 60/100
Not available
Drift BET · rated 57/100
Not available
Zeitgeist · rated 54/100
Not available

Availability is indicative and can change, and individual states may restrict specific products such as sports-event contracts. Confirm the current position with the platform and a qualified professional before acting.

FAQ

Maine, and where is the line, in short.

Are prediction markets legal in Maine?

As of March 2026, event contract venues overseen by the Commodity Futures Trading Commission are generally available to a verified Maine resident for markets outside sports, because they operate under federal registration rather than a separate state gambling licence. The status of sports event contracts is contested nationally. Maine has not issued its own cease and desist order or lawsuit against a prediction market operator, though the Maine Attorney General joined a multistate brief supporting another state in challenging sports event contracts. This is general information, not legal advice.

Has Maine acted against prediction markets?

As of March 2026 we found no public cease and desist order or lawsuit filed by Maine itself against a prediction market operator. Maine did join a bipartisan coalition of attorneys general that filed a brief supporting Massachusetts in its case challenging Kalshi over sports event contracts in April 2026, which signals where Maine stands without being a direct enforcement action in Maine. We mark this as a dated snapshot that can change.

Who regulates these markets in Maine?

For federally listed event contracts the relevant regulator is the Commodity Futures Trading Commission at the federal level. Maine also maintains its own gambling framework and regulates state authorized mobile sports betting offered through tribal operators, which can apply to products that fall outside the federal listing.

Are sports event contracts legal in Maine?

The legal status of sports event contracts is contested nationally. A divided federal appeals court has held that the Commodity Futures Trading Commission has exclusive jurisdiction over certain sports event contracts, while many states dispute that and litigation continues. Maine has aligned with the states challenging these contracts through a multistate brief. Treat sports event contract availability as contested and confirm your eligibility before trading. This is general information, not legal advice, current as of March 2026.

Is offshore access legal from Maine?

The position on offshore platforms that lack United States registration is contested and carries added risk, including around custody of funds and legal recourse. We mark it as contested rather than giving a definitive answer, and we do not link to such venues. Verify your own position before acting.

Keep reading
Legality hub
US legality, state by state
All ratings
Every platform, scored
Market guides
The categories, explained

Sources and further reading in Maine, and where is the line

The status above reflects the federal framework and the state position as we read them. These change, so verify the current rules before you act.

Status as of March 2026. General information, not legal advice.

Platform availability in this state