By law, banks, bureaux de change, car dealers, microlenders, attorneys, and others must file suspicious transaction reports with the FIA.
The agency defines a suspicious transaction as one inconsistent with a customer’s known legitimate business, one that gives rise to a reasonable suspicion that may involve the commission of a financial offence, one made in circumstances of unusual or unjustified complexity, one that appears to have no economic justification or lawful objective or made by or on behalf of a person whose identity is unknown, amongst other factors.