Ethics is a branch of philosophy that deals with moral principles governing human conduct, determining what is right and wrong in both personal and organizational contexts. In the realm of business, ethics serves as a critical framework for decision-making, guiding organizations toward responsible conduct, transparency, and fairness. Over time, several theories of ethics have been developed, each offering a unique perspective on how individuals and organizations should act. A critical analysis of these theories helps in understanding their applicability, strengths, limitations, and relevance in shaping ethical business practices and corporate social responsibility (CSR). One of the foundational approaches to ethics is normative or deontological ethics, prominently associated with Immanuel Kant. Deontology emphasizes that actions are inherently right or wrong, irrespective of their consequences. The central principle here is the adherence to duty, moral rules, or obligations. In a business context, deontological ethics translates to adhering strictly to legal regulations, corporate codes of conduct, and universal principles such as honesty, fairness, and respect for stakeholder rights. For instance, a company following deontological principles would prioritize truthfulness in advertising, even if misleading claims could enhance profits. The strength of deontology lies in its clarity and firm stance on ethical duties, which helps prevent moral relativism and corruption. However, critics argue that strict rule-following can lead to rigidity, making it challenging to navigate complex business scenarios where duties may conflict, such as balancing shareholder profit maximization with environmental sustainability. Moreover, deontology may not always provide guidance in situations where rules are ambiguous or incomplete, leaving room for ethical dilemmas. Another influential theory is utilitarianism, also known as consequentialism, advocated by philosophers such as Jeremy Bentham and John Stuart Mill. This theory emphasizes that the morality of an action depends on its outcomes, specifically aiming to maximize overall happiness or welfare. In business ethics, utilitarianism encourages decision-makers to consider the broader consequences