(1) A gas pipeline operator's proposed plan must bear a certificate by the operator's safety auditor certifying that—
(a) the plan complies with this Part; and
(b) the plan is appropriate having regard to the size and complexity of the system and the applicable codes of practice and Australian Standards; and
(c) all measures necessary to prevent hazardous events identified in the plan from happening, and sufficient to protect operating staff, plant, equipment, the community and the environment if they happen, are in place; and
(d) properly trained and equipped people are available to implement the emergency procedures included in the plan.
(2) The certificate must include a summary of the procedures, standards, tests, inspections and maintenance measures in the plan.