Ethics and accountability are considered the irreducible minimum in the functioning of public administration which play an integral role in the building of trust between people and the government. This paper analyzed the ethical principles and mechanisms of accountability in relation to their potential roles for increasing public trust, preventing abuses of power, and ensuring good governance. The paper looked into theoretical viewpoints and case studies from selected countries. It demonstrates how these practices can enhance trust and improve public sector performance. It offered recommendations on the basis of strengthening ethical standards with concomitant accountability in public administration.