The development of a Korean Code of Ethics for Psychologists is under way. The present article introduces general principles and standards which health psychologists who provide psychological services in the fields should not only be aware of, but also. utilize as guidelines in the field in order to assure respectful and competent practice for the public. Several cases are illustrated to help elucidate the rationale and the implications of the ethical codes. In addition, issues to consider before adopting a Korean Code of Ethics for Psychologists are discussed.