What is Sanction Screening (SAR) One Constellation
Know Your Customer (KYC), Suspicious Activity Report (SAR)

What is a Suspicious Activity Report (SAR)? Complete Filing Guide for 2026

When a customer’s behaviour doesn’t add up, regulated firms must file a Suspicious Activity Report to the Financial Intelligence Unit. This guide walks through what triggers a SAR, the filing process, deadlines, and the safe-harbour protections that come with it.