OZ Minerals conducts regular audits to systematically and objectively verify conformance with sustainability management standards and legal requirements, as well as to provide recommendations to improve safety, health, environment and social performance. The Audit and Assessment Management Standard addresses process, requirements for internal and external auditing and assessment, including planning, training, methodology, schedules, follow-up and close-out of audit and assessment findings.
In 2011, an external review of compliance with standards was carried out at Prominent Hill. These standards set out the management of safety and health, environmental and social aspects of the business. The review highlighted opportunities for continuous improvement of its operations. Action plans have been developed to address improvement opportunities.
Furthermore in 2011, OZ Minerals completed its third report under the National Greenhouse and Energy Report Act 2007 (NGER). Prior to the submission of the report, a comprehensive independent external audit was conducted on the processes that OZ Minerals has developed to meet the requirements of the NGER Act 2007.