This document provides a checklist for auditing an organization's quality management system based on the ISO 9001:2008 standard. It includes questions relating to the documentation requirements, management responsibility, resource management, product realization, measurement, analysis and improvement sections of the standard. The checklist is intended to be used by auditors to evaluate if an organization's quality system meets the requirements of the ISO 9001 standard. It provides guidelines for auditing, identifies what documents and records should be reviewed, and includes spaces for auditors to record evidence and comments.