Okla. Stat. tit. 59, § 1361

The State Board of Examiners of Psychologists shall publish a code of ethics. The code shall take into account the professional character of psychological service and shall be designed to protect the interest of the client and the public. In developing and revising this code, the Board shall hold hearings where interested persons may be heard on the subject and the Board may take into account the Ethical Principles of Psychologists and Code of Conduct promulgated by the American Psychological Association and the Code of Conduct promulgated by the Association of State and Provincial Psychology Boards.