Motion to Sever Defendants in Texas

What a Motion to Sever Defendants Is

When the State charges two or more people with the same offense, or with offenses growing out of the same transaction, it can try them together in a single joint trial. A motion to sever defendants asks the court to split that joint proceeding so each accused person is tried separately, before a different jury and on a record built only from evidence admissible against that person.

The governing statute is article 36.09 of the Texas Code of Criminal Procedure. It gives the trial court discretion to try co-defendants jointly or separately, and then carves out two situations in which severance is not optional but required. The motion is primarily a pretrial vehicle, though the grounds can sometimes ripen during trial.

Severing defendants is different from severing offenses or counts. A motion to sever counts under Penal Code section 3.04 separates multiple charges against one person. A motion to sever defendants separates multiple people charged in one case. The two motions rest on different statutes and different showings, and this page addresses only the co-defendant version.

A granted severance changes several things at once:

• Each defendant faces a jury that never hears evidence admissible only against a co-defendant.
• A co-defendant's out-of-court confession naming the movant is kept out unless that co-defendant testifies.
• The order of trials can matter, because a later-tried defendant may learn the State's case first.

The Two Statutory Grounds Under Article 36.09

Article 36.09 recognizes exactly two grounds on which a defendant is entitled to severance. The Court of Criminal Appeals summarized them in Qualley v. State: a movant must make a timely motion and then allege, with supporting evidence, either that a co-defendant has a previous admissible conviction or that a joint trial would prejudice the moving defendant. Qualley v. State, 206 S.W.3d 624 (Tex. Crim. App. 2006).

The first ground is narrow. As Qualley explained, the previous-admissible-conviction clause exists to shield a defendant with no prior record from the spillover prejudice of sitting beside a convicted co-defendant. Severance on that basis is mandatory only when the moving defendant himself has no conviction that would be admissible at either stage of trial.

The second ground, prejudice, is where most litigation happens. Both grounds share a procedural spine: the motion must be timely, and it must be backed by evidence introduced at a hearing, not merely by the argument of counsel.

The Bruton Co-Defendant Confession Problem

The most powerful prejudice argument for severing defendants comes from the Sixth Amendment right to confront witnesses. In Bruton v. United States, 391 U.S. 123 (1968), the Supreme Court held that admitting a non-testifying co-defendant's confession that names and incriminates the defendant violates the Confrontation Clause, even if the judge instructs the jury to consider the confession only against the person who made it.

"[I]n the context of a joint trial we cannot accept limiting instructions as an adequate substitute for petitioner's constitutional right of cross-examination."

Because the confessing co-defendant does not take the stand, the accused has no way to cross-examine the person whose words condemn him. That is the core Bruton harm, and it is exactly the kind of specific trial right that a limiting instruction cannot repair, which is why severance is the usual remedy.

The rule has limits. In Richardson v. Marsh, 481 U.S. 200 (1987), the Court held that the Confrontation Clause is not violated when a co-defendant's confession is redacted to remove not just the defendant's name but any reference to the defendant's existence, and the jury receives a proper limiting instruction. A confession that incriminates only when linked to other evidence is treated differently from one that is incriminating on its face.

Prosecutors often respond to a Bruton objection by proposing redaction rather than severance. The defense should test whether the proposed edits truly remove the inference, because a transparently edited statement, or one the State later ties back to the defendant in argument, can reintroduce the very harm Bruton forbids.

Antagonistic and Mutually Exclusive Defenses

Co-defendants frequently want to blame each other. For years, Texas defendants argued that antagonistic defenses, where each accused points the finger at the other, automatically required separate trials. That is no longer the law.

In Zafiro v. United States, 506 U.S. 534 (1993), the Supreme Court held that mutually antagonistic defenses are not prejudicial per se. Severance is warranted only when there is a serious risk that a joint trial would compromise a specific trial right of one defendant, or prevent the jury from reaching a reliable judgment about guilt or innocence.

The Texas Court of Criminal Appeals adopted that standard in Qualley, expressly abandoning earlier language from Goode v. State that had suggested antagonistic defenses could, by themselves, justify severance. After Qualley, finger-pointing between co-defendants is a factor a court weighs, not an automatic ticket to a separate trial.

Practically, the defense must connect the conflict to a concrete unfairness. Examples that can rise to that level include:

• Evidence admissible against a co-defendant but inadmissible and prejudicial against the movant.
• Exculpatory evidence the movant could introduce at a separate trial but not at a joint one.
• A co-defendant's confession or statement that the movant has no opportunity to confront.

Simply having a better chance of acquittal apart from a co-defendant is not enough. Zafiro makes clear that defendants are not entitled to severance merely because they might fare better in separate trials.

Making the Specific-Prejudice Showing

Unlike a motion to sever offenses, which a defendant can often obtain as a matter of right, severance of defendants on the prejudice ground is discretionary. The moving party carries the burden, and Texas courts describe it as a heavy one.

In Peterson v. State, 961 S.W.2d 308 (Tex. App.-Houston [1st Dist.] 1997, pet. ref'd), the court held that severance is not a matter of right but rests within the trial court's sound discretion, and that a movant bears a heavy burden and must show clear prejudice. General assertions that a joint trial will be unfair do not meet that bar.

The Qualley standard breaks the showing into concrete elements. To establish prejudice, the defense must show:

1. A serious risk that a specific trial right would be compromised by a joint trial, or that the jury could not make a reliable judgment about guilt or innocence; and
2. That the problem could not be adequately addressed by lesser curative measures, such as a limiting instruction.

That second element matters. Courts presume juries follow instructions, so a defendant who cannot explain why an instruction would fail usually loses. The strongest motions identify a discrete, uncurable harm, such as a Bruton confession or evidence admissible against only one accused, and tie it to the record.

The mere existence of evidence admissible against one co-defendant but not another does not, standing alone, require severance if a limiting instruction can channel how the jury uses it.

Procedure and Timing of the Motion

Article 36.09 conditions severance on a timely motion supported by evidence introduced at a hearing. Both requirements have teeth, and missing either can forfeit an otherwise valid claim.

On timing, Qualley holds that a motion must be made before trial if the factual basis was known beforehand. If the ground surfaces later, the motion must come at the first opportunity, or as soon as the ground becomes apparent or should have. A new ground raised mid-trial is treated as a new motion and judged for timeliness on its own.

On evidence, the movant must actually put on proof at the time of the motion. As Peterson explains, error is waived when the proponent fails to introduce supporting evidence. Argument of counsel, without more, is not evidence, although unobjected-to statements can sometimes be treated as evidence by the trial court.

A practical checklist for preserving the issue:

• File the written motion before trial whenever the grounds are already known.
• Request a hearing and offer actual evidence, such as the co-defendant's confession, prior judgment, or witness testimony.
• Identify the specific trial right at risk and explain why an instruction cannot cure it.
• Obtain a clear ruling on the record, and renew the motion if new grounds appear during trial.

Because appellate review is limited to what the trial judge saw when he ruled, building a complete record at the hearing is essential.

Standard of Review on Appeal

An order granting or denying severance is reviewed for abuse of discretion. The appellate court does not ask whether it would have ruled differently; it asks whether the trial court's decision fell outside the zone of reasonable disagreement given what was before it.

Two principles shape that review. First, the appellant carries a heavy burden to show clear prejudice, as Peterson confirms. Second, and often decisive, events at trial cannot become the basis for showing that the trial court abused its discretion before trial, unless the trial court was presented with evidence, before trial, indicating that the prejudicial events might occur. A record that looks unfair in hindsight will not help if the judge was never shown the risk at the hearing.

Even when a reviewing court finds error, reversal is not automatic. Severance errors are subject to a harm analysis. In Qualley itself, for example, the court treated a previous-admissible-conviction issue as harmless because the co-defendant's conviction was never actually admitted at the joint trial.

These rules reinforce why the hearing record is the whole ballgame. The defense should document the specific prejudice at the time of the motion, because the same facts that support severance in the trial court are the facts an appellate court will demand on review.

Where Severance Fits in a Multi-Defendant Defense

A motion to sever is one tool in a broader multi-defendant strategy. Whether to seek separate trials depends on the evidence, the co-defendants' relative exposure, and whether any statements or prior convictions create the kind of prejudice article 36.09 targets.

Severance can cut both ways. Separate trials may keep a damaging co-defendant confession or prior record away from the jury, and they may let a defendant present a cleaner narrative. But a joint trial sometimes benefits a less culpable defendant by contrast, and the State generally prefers the efficiency of one proceeding, which courts recognize as a legitimate interest.

Related decisions usually travel together: how the case was joined, whether a co-defendant is likely to testify or plead, whether a Bruton problem can be solved by redaction, and which defendant is tried first if severance is granted. Each choice affects the others.

This page is general information about Texas law, not legal advice about any specific case. Whether a motion to sever defendants is appropriate depends on facts that only a lawyer reviewing the full record can assess.

L and L Law Group, PLLC handles criminal defense in Frisco and the surrounding Dallas-Fort Worth area. Co-Founding Partners Reggie London (Bar No. 24043514) and Njeri London (Bar No. 24043266) can be reached at (972) 370-5060 or info@landllawgroup.com, 5899 Preston Road, Suite 101, Frisco, Texas 75034.

Common Situations & Variations

This motion comes up in several recurring situations. Each guide below walks through a specific fact pattern, the governing standard, and how Texas courts have handled it.

What the Case Law Says

These decisions—verified against primary sources—control how this motion is litigated. Every case still turns on its own facts.

• Bruton v. United States, 391 U.S. 123 (1968) — Admitting a non-testifying co-defendant's facially incriminating confession at a joint trial violates the Confrontation Clause, even with a jury limiting instruction.
• Richardson v. Marsh, 481 U.S. 200 (1987) — Admitting a co-defendant's confession redacted to remove all reference to the defendant, with a limiting instruction, does not violate confrontation rights.
• Zafiro v. United States, 506 U.S. 534 (1993) — Mutually antagonistic defenses are not prejudicial per se; severance is required only when a joint trial threatens a specific trial right or reliable verdict.
• Qualley v. State, 206 S.W.3d 624 (Tex. Crim. App. 2006) — Article 36.09 sets two severance grounds; antagonistic defenses alone are insufficient, requiring a serious risk to a specific trial right or reliable judgment.
• Peterson v. State, 961 S.W.2d 308 (Tex. App.-Houston [1st Dist.] 1997, pet. ref'd) — Severance of defendants is discretionary, not a matter of right; the movant bears a heavy burden to show clear prejudice with supporting evidence.

General summaries of published opinions for information only — not predictions about any specific case.