4.1 The purpose of this practice is to provide the minimum auditing requirements for audits of amusement rides and devices.
4.2 An audit can include inspections, evaluations, or examinations during the design, manufacturing, installation, commissioning, operation, or major modification of an amusement ride or device.
4.3 When audits are performed, they shall occur during the relevant stages of an amusement ride or device’s design, manufacture, installation, commissioning or major modification. This practice does not require recurring design, manufacturing, installation, commissioning, or major modification audits.