“Suspicious activity report (SAR) is a generic term for the report(s) submitted by financial institutions and other bodies subject to AML regulations to the Financial Intelligence Unit (FIU) of the country when money laundering activity is known or suspected.
Different terminology may be used in different jurisdictions for these reports. For example, in the United States, there are SARs for financial institutions, SARC (Suspicious activity report for casinos) and SAR-S (Suspicious activity report for securities brokers and dealers).”