1) Bank Secrecy Act: Understanding Its Reporting Requirements
2) What to Report under BSA? FinCEN Form 104 - Currency Transaction Report (CTR)
FinCEN Form 105 - Report of International Transportation of Currency or Monetary Instruments (CMIR)
Treasury Department Form 90.22.1 - Report of Foreign Bank and Financial Accounts (FBAR)
Suspicious Activity Report (SAR)
3) Currency Transaction Report (CTR)
Who must file?
A bank must file a Currency Transaction Report (CTR) (FinCEN Form 104) for each transaction in currency (deposit, withdrawal, exchange, or other payment or transfer) of more than $10,000 by, through, or to the bank.
When to file?
File CTR with FinCEN within 15 days after the date of the transaction (25 days if filed electronically).
Retain CTR copies for five years from the date of the report.