Tex. Codes » Transportation Code · TITLE 7. VEHICLES AND TRAFFIC · SUBTITLE J. MISCELLANEOUS PROVISIONS · CHAPTER 724. IMPLIED CONSENT
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Tex. Transp. Code § 724.064 (2026)

Admissibility In Criminal Proceeding Of Specimen Analysis

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Sec. 724.064. ADMISSIBILITY IN CRIMINAL PROCEEDING OF SPECIMEN ANALYSIS. On the trial of a criminal proceeding arising out of an offense under Chapter 49, Penal Code, involving the operation of a motor vehicle or a watercraft, or an offense under Section 106.041, Alcoholic Beverage Code, evidence of the alcohol concentration or presence of a controlled substance, drug, dangerous drug, or other substance as shown by analysis of a specimen of the person's blood, breath, or urine or any other bodily substance taken at the request or order of a peace officer is admissible.

Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995. Amended by Acts 1997, 75th Leg., ch. 1013, Sec. 37, eff. Sept. 1, 1997.

Notes of Decisions
Cited in 46 cases, 1998–2018 · leading case: Bagheri v. State, 119 S.W.3d 755 (Tex. Crim. App. 2003).
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Bagheri v. State, 119 S.W.3d 755 (Tex. Crim. App. 2003). · cites it 2× “Tex. Transp. Code Ann. § 724.064 . Because the offense of DWI is defined as being intoxicated "while operating a motor vehicle" (Tex.”
Stewart v. State, 129 S.W.3d 93 (Tex. Crim. App. 2004). · cites it 2× “[18] Tex. Transp. Code Ann. § 724.064 (Vernon 2003).”
State v. Robinson, 334 S.W.3d 776 (Tex. Crim. App. 2011). · cites it 2× “as shown by analysis of the person's blood, breath, or urine or any other bodily substance taken at the request or order of a peace officer is admissible.”
Scherl v. State, 7 S.W.3d 650 (Tex. App.—Texarkana 1999). · cites it 3× “Further, assuming that Scherl did specifically object to the reliability of the scientific theory underlying the intoxi-lyzer, the trial court did not commit error by admitting the intoxilyzer test results into evidence. The Legislature has determined that intoxilyzer test…”
State v. Villarreal, David, 475 S.W.3d 784 (Tex. Crim. App. 2014). “]” Tex. Transp. Code § 724.064. Nothing in Chapter 724 of the Transportation Code contemplates that the suspect’s blood will be analyzed for any other purpose.”
Reynolds v. State, 204 S.W.3d 386 (Tex. Crim. App. 2006). “Tex. Transp. Code § 724.064 ("On the trial of a criminal proceeding arising out of an offense under Chapter 49, Penal Code, involving the operation of a motor vehicle or a watercraft, or an offense under Section 106.”
DeLarue v. State, 102 S.W.3d 388 (Tex. App.—Houston [14th Dist.] 2003). “6 Tex. Transp. Code ANN. § 724.064 (Vernon 1999).”
Garcia v. State, 112 S.W.3d 839 (Tex. App.—Houston [14th Dist.] 2003). “Tex. TRAnsp. Code ANN. § 724.064 (Vernon 1999); Mireles v.”
Shpikula v. State, 68 S.W.3d 212 (Tex. App.—Houston [1st Dist.] 2002). “” Tex. TRansp. Code Ann. § 724.064 (Vernon 1999).”
Stewart v. State, 103 S.W.3d 483 (Tex. App.—San Antonio 2003). “See Tex. Transp. Code Ann. § 724.064 (Vernon 2000) (codifying that “evidence of the alcohol concentration .”
Woodall v. State, 216 S.W.3d 530 (Tex. App.—Texarkana 2007). “Tex. Transp. Code Ann. § 724.064 (Vernon 1999).”
State v. Mechler, 123 S.W.3d 449 (Tex. App.—Houston [14th Dist.] 2003). “Tex. TRansp. Code Ann. § 724.064 (Vernon 2003).”
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