Taxes
Tax Implications
Do you need to pay taxes on your Polymarket winnings?
Disclaimer: This is not financial advice. Consult a tax professional.
General Rule
In most jurisdictions, profits from prediction markets are treated as Capital Gains or Income, similar to crypto trading or stock trading.
United Kingdom (UK)
In the UK, gambling winnings are often tax-free. However, if prediction markets are classified as "Derivatives" or "Trading" rather than "Gambling", taxes might apply. The law is grey.
United States
(If you are somehow trading): Yes, the IRS expects you to report global income, including crypto gains.
Documentation
Polymarket does not issue tax forms (like 1099s). You are responsible for downloading your transaction history (CSV) and calculating your PnL.