on page 18 there is mention of an Audit Risk Management Committee,

Many different mentions of supplier monitoring and engagement in the report, covering AGL's direct engagement (p. 18 "modern slavery risks, issues and control improvements are reported to the Business Unit Risk Governance Committee which is tasked with managing all key risks and compliance obligations relevant to the business unit. At an organisation-wide level, GRCI regularly reports material risks and compliance matters to the Audit Risk Management Committee (ARMC) which is an AGL Board committee") and independent engagement (p. 10/17/18 "Group Audit provides independent, objective assurance to AGL on the effectiveness of governance, risk management and internal controls, including periodically reviewing areas relevant to AGL’s modern slavery risks"...)