The traditional view that the function of a code of legal ethics is to define the duties of lawyers and the rights of clients is based on the perception of the lawyer-client relationship as one of simple agency in which the lawyer has the utmost duty of loyalty to the client. The author suggests, however, that this perception is a fallacy that, by overlooking the fact that clients also have duties and lawyers also have rights, can result in antilegal rules of ethics. This result can be escaped, the author proposes, by integrating rules of ethics and rules of positive law, and by recognizing that both lawyers and clients have correlative and corresponding rights and duties. The author concludes first that the function of a code of legal ethi...