FinCEN whistleblower awards may range from 10% to 30% when sanctions exceed $1...

https://victor-wiki.win/index.php/Is_the_FinCEN_Whistleblower_Program_a_Lottery%3F

FinCEN whistleblower awards may range from 10% to 30% when sanctions exceed $1 million, but eligibility and timing are uncertain. Claims can take 2 to 5 years, so understand the rules, evidence requirements, and risks before deciding whether to report.