The purpose of the ethics syllabus in the UPSC Civil Services Examination is to instill core values and ethical decision-making crucial for civil servants. This syllabus emphasizes understanding of ethical theories, values like integrity and accountability, and the importance of public service. It prepares candidates to tackle ethical dilemmas in governance and promotes a deeper awareness of the moral responsibilities of a civil servant. By emphasizing ethics, the syllabus fosters a culture of transparency and accountability within the bureaucracy, ultimately enhancing trust in public institutions.