This report provides a comprehensive analysis of the governance, ethics, and sustainability practices of the Commonwealth Bank of Australia. It delves into critical areas such as discrimination, exploitation, corruption, dishonest and fraudulent behavior, whistle-blower protections, and enforcement mechanisms. The report examines the bank's code of conduct, highlighting areas for improvement and suggesting best practices to enhance its reputation and operational effectiveness. It explores the importance of ethical considerations in the financial sector, emphasizing the need for robust corporate governance to mitigate risks and ensure long-term sustainability. The study also discusses the legal and regulatory frameworks relevant to the bank's operations, particularly in the context of Australian government oversight. The conclusion emphasizes the crucial role of governance and ethical conduct in maintaining the bank's integrity and achieving its business objectives. The report is a valuable resource for understanding the challenges and opportunities facing the Commonwealth Bank in maintaining ethical standards and sustainable business practices.