FinCEN may pay 10% to 30% when a case leads to over $1 million in sanctions....

https://telegra.ph/What-Kind-of-Lawyer-Do-I-Need-for-a-FinCEN-Whistleblower-Case-11-05

FinCEN may pay 10% to 30% when a case leads to over $1 million in sanctions. But claims take 2 to 5 years, and rules apply. This guide sets out the steps, risks, and key checks before you report