The Society consists of members who meet the following requirements:
- Subscribe to the purposes of the Society;
- Work or reside within the boundaries of Rockland County or adjacent counties;
- Maintain ethical standards of professional conduct;
- Possess the qualifications requisite for at least Associate membership in the American Psychological Association, the New York Psychological Association, the National Association of School Psychologists or the New York Association of School Psychologists, and are, or have been at the time of application, engaged in full time or professional or graduate work that is primarily psychological in nature. Other mental health professionals (e.g., social workers and psychiatrists), with similar professional affiliations are accepted in the Society.