Tex. Code Crim. Proc. art. 46C.101
(a) If notice of intention to raise the insanity defense is filed under Article 46C.051, the court may, on its own motion or motion by the defendant, the defendant's counsel, or the attorney representing the state, appoint one or more disinterested experts to:
Added by Acts 2005, 79th Leg., Ch. 831 (S.B. 837), Sec. 2, eff. September 1, 2005.