This report investigates the impact of corporate social responsibility (CSR) on the financial performance of British American Tobacco (BAT). It begins with an abstract outlining the report's objectives, which include examining BAT's CSR activities and their effects on its business sustainability, particularly in the context of its tobacco products. The introduction provides background on BAT, its market position, and its CSR initiatives, highlighting a conflict of interest between profitability and social responsibility. The problem statement addresses ethical concerns, including BAT's past practices in promoting its products and the challenges of operating in an industry facing pressure due to health concerns. The research questions focus on the impact of CSR on BAT's financial performance and the factors affecting its CSR strategies. The literature review examines CSR concepts, the tobacco industry's CSR in Malaysia, and the impact of CSR on financial performance, citing various studies. The discussion analyzes BAT's CSR activities, including philanthropic efforts and anti-smoking campaigns, and assesses their impact on business sustainability. Recommendations are provided, and the report concludes by summarizing the findings and emphasizing the need for ethical practices in managing international business organizations.