The NASW Code of Ethics is a set of guidelines established by the National Association of Social Workers to guide social workers in their professional conduct. It outlines the ethical principles and standards that social workers should follow to ensure they provide competent and respectful services to clients and communities. The Code emphasizes the importance of values such as service, social justice, dignity, and the worth of individuals. It serves as a framework for decision-making and helps social workers navigate complex situations while promoting ethical practices in their work.