FinCEN whistleblowers may receive 10% to 30% of collected sanctions, but only...

https://rileysexcellentnews.readspirex.com/posts/are-currency-exchange-operators-covered-by-bsa-rules

FinCEN whistleblowers may receive 10% to 30% of collected sanctions, but only when penalties exceed $1 million. The process can take 2 to 5 years, so understand the rules and weigh the tradeoffs before coming forward.