The ANAO could assess the governance and performance of the Great Barrier Reef Marine Park Authority (GBRMPA). GBRMPA is established under section 6 of the Great Barrier Reef Marine Park Act 1975. It has primary responsibility for applying the Great Barrier Reef Marine Park’s regulatory framework, which comprises the Great Barrier Reef Marine Park Act 1975, the Great Barrier Reef Marine Park Regulations 2019, and legislative instruments made under them such as the Great Barrier Reef Marine Park Zoning Plan 2003. The GBRMPA board, led by a chairperson appointed by the minister, is responsible for the management of the marine park under the Great Barrier Reef Marine Park Act 1975. The Chief Executive Officer of GBRMPA is responsible for its day-to-day operations, and is GBRMPA’s accountable authority for the purposes of the Public Governance, Performance and Accountability Act 2013.