Is the Australian Energy Market Operator (AEMO) still fit for purpose? A major review is underway to probe the governance of this independent body, established 17 years ago to manage the nation's electricity and gas markets. Federal Labor has initiated this review, led by governance expert Nigel Ray, to ensure AEMO's continued effectiveness as Australia's electricity grid transitions to a renewable future. The review aims to address whether AEMO's governance model is adequate for the challenges ahead, especially with the country's ambitious renewable energy targets and net zero goals by 2050. This is a critical moment for AEMO, as its role has expanded beyond traditional market operations to include grid system strength, reliability, and reserve trading, as well as gas market security and advisory services. The review will scrutinize AEMO's transparency, accountability, and process efficiency, considering whether streamlined procedures are necessary. It will also evaluate the need for changes to AEMO's corporate legal structure, including its membership and corporate governance. The review's findings will guide Energy Ministers in making informed decisions about AEMO's future, ensuring it remains a world-class institution capable of supporting Australia's energy transition.