A statement made by a defendant during an examination or trial on the defendant's incompetency, the testimony of an expert based on that statement, and evidence obtained as a result of that statement may not be admitted in evidence against the defendant in any criminal proceeding, other than at:
(1) a trial on the defendant's incompetency; or
(2) any proceeding at which the defendant first introduces into evidence a statement, testimony, or evidence described by this article.
Tex. Code Crim. Proc. § 46B.007
Amended by Acts 2005, 79th Leg., Ch. 324, Sec. 3, eff. 9/1/2005.
Added by Acts 2003, 78th Leg., ch. 35, Sec. 1, eff. 1/1/2004.