Texas Code of Criminal Procedure - CRIM P Art. § 46B.006. Appointment of and Representation by Counsel

(a) A defendant is entitled to representation by counsel before any court-ordered competency evaluation and during any proceeding at which it is suggested that the defendant may be incompetent to stand trial.

(b) If the defendant is indigent and the court has not appointed counsel to represent the defendant, the court shall appoint counsel as necessary to comply with Subsection (a).