UK and US slot rules differ in testing, disclosures and access. The article...

https://sofiascoolcolumn.rivetgarden.com/posts/what-are-cascading-wins-and-how-do-they-work

UK and US slot rules differ in testing, disclosures and access. The article explains that UKGC testing applies to games at licensed sites, while US laws vary by state; New York allows online sports betting but not online casino gambling.