Texas Code of Criminal Procedure - CRIM P Art. 46B.022. Experts:  Qualifications

(a) To qualify for appointment under this subchapter as an expert, a psychiatrist or psychologist must:

(b) In addition to meeting qualifications required by Subsection (a), to be appointed as an expert a psychiatrist or psychologist must have completed six hours of required continuing education in courses in forensic psychiatry or psychology, as appropriate, in either of the reporting periods in the 24 months preceding the appointment.

(c) A court may appoint as an expert a psychiatrist or psychologist who does not meet the requirements of Subsections (a) and (b) only if exigent circumstances require the court to base the appointment on professional training or experience of the expert that directly provides the expert with a specialized expertise to examine the defendant that would not ordinarily be possessed by a psychiatrist or psychologist who meets the requirements of Subsections (a) and (b).