A look at UK and US online slot rules, including UKGC testing and a 96.5% RTP...

https://fair-wiki.win/index.php/Who_Are_the_Biggest_Slot_Software_Providers_in_the_UK%3F

A look at UK and US online slot rules, including UKGC testing and a 96.5% RTP example. US rules differ by state; New York allows sports betting but not online casino gambling, showing how access and oversight vary for players.