This document provides guidelines for conducting and reporting QA audits. It defines key terms like QA, audits and GCP. It outlines the responsibilities of the QA unit and clinical team in audits. The procedures section describes selecting projects for audit, preparing an audit plan, conducting the audit including opening/closing interviews, reporting findings according to severity, responding to audits with corrective actions, and closing the audit after satisfactory responses. The overall purpose is to ensure trials are conducted and data recorded/reported in compliance with GCP and regulations.