2023 Texas Occupations Code > Title 3 > Subtitle I – Regulation of Psychology and Counseling Current as of: 2023 | Check for updates | Other versions Sections Chapter 501 Psychologists 501.001 – 501.603 Chapter 502 Marriage and Family Therapists 502.001 – 502.454 Chapter 503 Licensed Professional Counselors 503.001 – 503.453 Chapter 504 Chemical Dependency Counselors 504.001 – 504.351 Chapter 505 Social Workers 505.001 – 505.603 Chapter 506 Behavior Analysts 506.001 – 506.401 Chapter 507 Texas Behavioral Health Executive Council 507.001 – 507.404