Gambling rules by location
What's the best way to compare gambling age limits in Australia, the UK and the US?
Direct answer
Minimum gambling ages vary by PRODUCT and jurisdiction, not merely country. Australia generally uses 18 for gambling; Great Britain uses 18 for most commercial gambling; US casinos and sports betting often use 21, with exceptions; some US lotteries and other products permit 18.
How to use this answer
A definitive win, loss, void or refund cannot be established from the question alone. Identify the operator, the exact market, the date and the relevant official result, then check the rules that applied to the bet.
Use each jurisdiction's regulator and product-specific age threshold; US rules vary by state and gambling type.
Check the applicable law where the user is physically located and where the operator is licensed. A gambling site that operates lawfully in one country is not automatically permitted to accept or advertise to another.
Reference: gamblingcommission.gov.uk · published rules or source ↗