Tex. Occ. Code § 168.101 : OCCUPATIONS CODE — HEALTH PROFESSIONS — PHYSICIANS — REGULATION OF PAIN MANAGEMENT CLINICS — CERTIFICATION OF CLINIC — Certificate Required TEXT PDF (a) A pain management clinic may not operate in this state unless the clinic is certified under this chapter. (b) A certificate issued under this chapter is not transferable or assignable. Tex. Occ. Code § 168.101 Redesignated from Occupations Code, Chapter 167 by Acts 2011, 82nd Leg., R.S., Ch. 91, Sec. 27.001(45), eff. 9/1/2011.