1.1 hubco may operate the quality, health & safety and environmental management systems required by this Section 2 (Management Systems) as independent systems or integrate common elements to form a single system.
1.2 hubco shall ensure that:
1.2.1 an audit of the system or systems required to be maintained pursuant to this Section 2 is carried out at regular intervals and the findings of such audit reported to the TPB; and
1.2.2 such system or systems are reviewed at intervals agreed by the TPB (excluding hubco's representative) to ensure continued stability and effectiveness.