Trevino v. State of Texas - Intoxication Manslaughter Case
Summary
The Texas Court of Appeals affirmed a conviction for intoxication manslaughter and intoxication assault against Mitchell Trevino. The court ruled that the trial court did not err in admitting evidence related to intoxication, fatalities, and serious bodily injury, even though Trevino offered to stipulate to these facts.
What changed
The Texas Court of Appeals, 13th District, affirmed the conviction of Mitchell Trevino for two counts of intoxication manslaughter and one count of intoxication assault. Trevino appealed the trial court's decision to admit evidence regarding his intoxication, the two fatalities, and the serious bodily injury sustained by a victim, despite his offer to stipulate to these facts. The appellate court found no error in the trial court's denial of Trevino's request to exclude this evidence, allowing the jury to consider the full scope of the incident.
This decision reinforces the State's ability to present comprehensive evidence in criminal proceedings, even when defendants offer stipulations on certain facts. Compliance officers in legal departments should note that defendants cannot unilaterally limit the evidence the prosecution may present by offering stipulations, particularly in cases involving serious harm or fatalities. The ruling upholds the jury's assessment of thirty years imprisonment for the manslaughter counts and ten years for the assault count, to be served consecutively.
What to do next
- Review case law regarding stipulations in criminal proceedings
- Ensure all relevant evidence is presented in cases involving intoxication and serious harm
Penalties
Thirty years imprisonment for intoxication manslaughter counts, ten years for intoxication assault count, to be served consecutively.
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March 19, 2026 Get Citation Alerts Download PDF Add Note
Mitchell Trevino v. the State of Texas
Texas Court of Appeals, 13th District
- Citations: None known
- Docket Number: 13-24-00335-CR
- Nature of Suit: Intoxication Manslaughter
Disposition: Affirmed
Disposition
Affirmed
Lead Opinion
NUMBER 13-24-00335-CR
COURT OF APPEALS
THIRTEENTH DISTRICT OF TEXAS
CORPUS CHRISTI – EDINBURG
MITCHELL TREVINO, Appellant,
v.
THE STATE OF TEXAS, Appellee.
ON APPEAL FROM THE 476TH DISTRICT COURT
OF HIDALGO COUNTY, TEXAS
MEMORANDUM OPINION
Before Chief Justice Tijerina and Justices Peña and West
Memorandum Opinion by Justice West
A jury convicted Mitchell Trevino (Trevino) of two counts of intoxication
manslaughter and one count of intoxication assault. See TEX. PENAL CODE §§ 49.09(b-
1)(1), (b-2), 49.08(b). By two issues which we construe as one, Trevino argues the trial
court should have excluded entire categories of evidence related to matters he offered to
stipulate: (1) he was intoxicated, (2) there were two fatalities, and (3) one person suffered
serious bodily injury. We affirm.
I. BACKGROUND
In December 2018, Trevino collided with the rear of a vehicle traveling in front of
him, crossed into an oncoming lane of traffic, and hit an ambulance head on. The
ambulance driver was killed, a patient was killed, and an emergency medical technician
(EMT) was injured. Prior to the commencement of trial, Trevino offered to stipulate that
he was intoxicated, there were two fatalities, and one person suffered serious bodily
injury. The State did not accept Trevino’s offer to stipulate in lieu of presenting evidence.
However, Trevino argued that, given his offer to stipulate, the trial only needed to resolve
causation. And regarding such, he asserted that the driver of the vehicle he initially
collided with was the cause of the accident. Trevino then requested that the trial court
exclude all evidence related to his offered stipulations. The trial court denied the
stipulations and Trevino’s request for the “blanket” exclusion of evidence.
The jury assessed imprisonment on the counts at thirty years, twenty years, and
ten years respectively. The trial court ordered the first two sentences to run concurrently
but ordered the ten-year sentence to run consecutively to the thirty-year sentence. This
appeal ensued.
II. STANDARD OF REVIEW & APPLICABLE LAW
Texas Rule of Evidence 403 provides: “The court may exclude relevant evidence
if its probative value is substantially outweighed by a danger of . . . unfair prejudice.” TEX.
R. EVID. 403. A trial court’s decisions to admit or exclude evidence are reviewed for abuse
of discretion. Hart v. State, 688 S.W.3d 883, 891 (Tex. Crim. App. 2024). We will not
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reverse the trial court “except where there has been a clear abuse of discretion falling
outside the zone of reasonable disagreement.” Id. (quotation omitted).
III. DISCUSSION
On appeal, Trevino argues that his offer to stipulate could not be rejected, and his
stipulation removed any contested issues involving his intoxication, two deaths, and one
bodily injury. Thus, he argues, the probative value of any evidence admitted related to
those categories is substantially outweighed by a danger of unfair prejudice under Rule
- See TEX. R. EVID. 403. He further argues that he was harmed by the trial court’s
ruling because the following evidence was submitted to the jury:
• Law enforcement testimony about their observations of the scene upon
arrival, including that the ambulance driver appeared dead, a woman fell
from the ambulance when the door was opened, and Trevino’s tire went
through the ambulance’s windshield.
• Surveillance videos of (1) the accident and (2) Trevino purchasing beer,
cigarettes, and paper plates before the accident.
• Officer testimony related to scene integrity.
• Body-camera footage showing Trevino’s blood being drawn.
• The phlebotomist’s testimony that she drew Trevino’s blood.
• The forensic scientist’s testimony on Trevino’s blood alcohol test results and
the effects of alcohol on the central nervous system.
• Testimony from an accident reconstructionist.
• The medical examiner’s testimony about the autopsy report.
• Autopsy photos.
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• The injured EMT’s testimony. 1
Trevino cites several cases in support of his issue. However, each cited case
involves a defendant’s stipulation to a prior conviction where such was an element of the
offense at issue. See Bryant v. State, 187 S.W.3d 397, 401 (Tex. Crim. App. 2005)
(involving stipulation to prior conviction); Hernandez v. State, 109 S.W.3d 491, 495 (Tex.
Crim. App. 2003) (same); Robles v. State, 85 S.W.3d 211, 214 (Tex. Crim. App. 2002)
(same); Tamez v. State, 11 S.W.3d 198, 203 (Tex. Crim. App. 2000) (same); Taylor v.
State, 442 S.W.3d 747, 751 (Tex. App.—Amarillo 2014, pet. ref’d); see also Ex parte
Thompson, No. 13-06-290-CR, 2007 WL 2459978, at *10 (Tex. App.—Corpus Christi–
Edinburg Aug. 30, 2007, no pet.) (mem. op., not designated for publication) (same). We
agree that when a defendant’s prior conviction(s) is a required element of the charged
offense, and the defendant offers to stipulate to the prior conviction(s), the State is
required to accept the stipulation and is prohibited from presenting any evidence related
to the prior conviction(s). See Perkins v. State, 664 S.W.3d 209, 215 (Tex. Crim. App.
2022). If such were not the case, there is a substantial risk that the jury could convict the
defendant not because of the present offense but because of facts related to prior
offense(s) for which the defendant was already once convicted. See id.
However, the present case does not involve stipulations to prior convictions and
thus is not governed by the cases proposed by Trevino. Rather, Trevino argues that
evidence related to the offenses at issue (intoxication manslaughter and intoxication
assault) are automatically barred by his general stipulations. We disagree.
1 Trevino merely cites law and proffers argument that his offered stipulations required categorical
exclusion of evidence. He does not address objections to specific pieces of evidence, so those issues are
not before us.
4
Old Chief v. United States is the seminal case establishing that the federal
counterpart to Rule 403 categorically excludes all evidence related to a defendant’s prior
convicted status once stipulated to. See 519 U.S. 172, 191–92 (1997). The Texas Court
of Criminal Appeals expressly relied on Old Chief and held the same with respect to Rule
403 in Tamez and its progeny. See Tamez, 11 S.W.3d at 203; see also Bryant, 187
S.W.3d at 401; Hernandez, 109 S.W.3d at 495; Robles, 85 S.W.3d at 214. Notably, Old
Chief provides instructive guidance for the present case. See 519 U.S. at 193. Old Chief
expressly limited its categorial exclusion to evidence of prior convictions. See id. at 191–
92 (providing “this will be the general rule when proof of convict status is at issue”). In
doing so, the United States Supreme Court acknowledged that—outside of convict status
stipulations—the general rule is that “the prosecution is entitled to prove its case by
evidence of its own choice, or, more exactly, that a criminal defendant may not stipulate
or admit his way out of the full evidentiary force of the case as the Government chooses
to present it.” Id. at 186–87. In rationalizing this rule, the Court opined:
The “fair and legitimate weight” of conventional evidence showing individual
thoughts and acts amounting to a crime reflects the fact that making a case
with testimony and tangible things not only satisfies the formal definition of
an offense, but tells a colorful story with descriptive richness. Unlike an
abstract premise, whose force depends on going precisely to a particular
step in a course of reasoning, a piece of evidence may address any number
of separate elements, striking hard just because it shows so much at once;
the account of a shooting that establishes capacity and causation may tell
just as much about the triggerman’s motive and intent. Evidence thus has
force beyond any linear scheme of reasoning, and as its pieces come
together a narrative gains momentum, with power not only to support
conclusions but to sustain the willingness of jurors to draw the inferences,
whatever they may be, necessary to reach an honest verdict. This
persuasive power of the concrete and particular is often essential to the
capacity of jurors to satisfy the obligations that the law places on them. Jury
duty is usually unsought and sometimes resisted, and it may be as difficult
for one juror suddenly to face the findings that can send another human
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being to prison, as it is for another to hold out conscientiously for acquittal.
When a juror’s duty does seem hard, the evidentiary account of what a
defendant has thought and done can accomplish what no set of abstract
statements ever could, not just to prove a fact but to establish its human
significance, and so to implicate the law’s moral underpinnings and a juror’s
obligation to sit in judgment. Thus, the prosecution may fairly seek to place
its evidence before the jurors, as much to tell a story of guiltiness as to
support an inference of guilt, to convince the jurors that a guilty verdict
would be morally reasonable as much as to point to the discrete elements
of a defendant’s legal fault.
Id. at 187–88.
Here, Trevino cannot “stipulate or admit his way out of the full evidentiary force of
the case as the [state chose] chooses to present it.” See id. at 186–87. While the State’s
evidence is certainly necessary for definitionally proving the elements of an offense, that
is not the only role of such evidence. See id. at 187–88. Evidence also plays a role in
providing human jurors what stipulations cannot: narratives, complexity, ability to draw
inferences, and connection to human experience. See id. Here, Trevino’s abstract
stipulations lacked the “colorful story with descriptive richness” that “testimony and
tangible things” supply. See id. at 187. Evidence, in contrast to Trevino’s stipulations, tell
“a narrative [that] gains momentum, with power not only to support conclusions but to
sustain the willingness of jurors to draw the inferences.” See id. Given that jurors are often
resistant to jury duty and specifically sitting in judgment, the “persuasive power” of
evidence does what no stipulation can: it not only “prov[es] a fact but . . . establish[es]
human significance.” See id. Thus, the State was entitled to prove its case with the
evidence of its choice. See id. at 186–87.
Moreover, in Perkins v. State, the Texas Court of Criminal Appeals provided that
Old Chief’s and Tamez’s holdings merely bar evidence related to stipulations to prior
6
convictions that must be proved as an element of the present offense. Perkins, 664
S.W.3d at 216. The Perkins court specifically found that where a defendant was charged
with aggravated assault, Old Chief and Tamez did not bar evidence—related to another
unadjudicated assault committed by the defendant—that was presented by the
prosecution to show motive, intent, absence of mistake, or lack of accident. Id. at 212,
- Likewise here, the evidence Trevino sought to exclude was not related to a prior
conviction that is an element of a present offense.
For the foregoing reasons, the trial court did not abuse its discretion by denying
Trevino’s request to categorically exclude all evidence related to his proffered stipulations.
We overrule Trevino’s sole issue that Rule 403—in conjunction with his stipulations—
requires categorical exclusion of all evidence related to (1) intoxication, (2) two deaths,
and (3) serious bodily injury. See TEX. R. EVID. 403. 2
2 We also note that during voir dire, Trevino stressed that one picture is insufficient proof to identify
the item depicted (i.e., a picture alone could not distinguish between a toy gun and a real gun). Trevino also
elicited statements from the venire that in a case involving a “drunk driver” accident investigation, (1) they
“expect” to see police reports, blood tests, BAC levels, photographs, medical records, identification of
parties involved, statements from all parties involved, witnesses, statements from witnesses, weather
conditions, road hazards, cell phones, date and time, as well as number of people in the vehicles; and (2) a
failure to include these items would make the investigation “incomplete.” Consistent with this theme, during
opening argument Trevino stated “this case will show you that Edinburg Police Department did not, did not
follow their duty to investigate. It will clearly show, clearly show you that they did not do their job.” In other
words, Trevino argued to the jury that the police conducted an insufficient investigation but while outside
their presence, sought categorical exclusion of evidence gathered by police. To the extent any of the
evidence was prejudicial, such harm was invited by Trevino’s voir dire and opening statement, which
opened the door by suggesting lack of presentation of certain evidence would render the investigation
incomplete or insufficient. See Wood v. State, 478 S.W.2d 513, 516 (Tex. Crim. App. 1972) (“It should be
noted that, once the defendant ‘opens the door’ through his own statements, he should be aware that the
horses are going to get loose.”); see also Walder v. United States, 347 U.S. 62, 65 (1954) (providing that
even where law enforcement unlawfully seizes evidence, such evidence may come in when the defendant
seeks to exploit the government’s inability to admit the evidence by contradicting it on direct examination).
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IV. CONCLUSION
We affirm.
JON WEST
Justice
Do not publish.
TEX. R. APP. P. 47.2(b).
Delivered and filed on the
19th day of March, 2026.
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