By Nathan Cate, Nashville Criminal Defense Attorney | Cate Law

N. Cate Law defends violent crime charges in Nashville across Davidson County and Middle Tennessee. Free consultation: (615) 664-8083.

A car wreck kills someone, or puts someone in the hospital with serious injuries. The police show up, and somewhere in the investigation they decide it wasn’t just an accident — it was a crime. Now instead of dealing with insurance claims and medical bills, someone is dealing with felony charges that carry years in prison.

I’m Nathan Cate. I’ve defended serious felony cases throughout Middle Tennessee for years, including cases where a moment on the road turned into a criminal prosecution. Vehicular assault and vehicular homicide charges are unlike most criminal cases because the person charged often had no intention of hurting anyone. But Tennessee law doesn’t require intent for these offenses. Recklessness is enough. And if alcohol is involved, the consequences escalate dramatically.

Here’s what these charges mean, how they’re prosecuted, and what a defense looks like.

Vehicular Assault: Tenn. Code Ann. § 39-13-106

Vehicular assault is the charge when reckless driving causes serious bodily injury to another person. Under Tenn. Code Ann. § 39-13-106, a person commits vehicular assault who recklessly commits an assault that results in serious bodily injury to another by operation of a motor vehicle, a boat, an airplane, or any other motorized vehicle.

Breaking Down the Elements

Recklessness. This is the mental state that matters. Tennessee defines recklessness as conscious disregard of a substantial and unjustifiable risk. The risk must be of such a nature and degree that its disregard constitutes a gross deviation from the standard of care that an ordinary person would exercise under the circumstances. This is a lower bar than intent — the State doesn’t have to prove you meant to hurt anyone, just that you drove in a way that consciously ignored a serious risk.

Serious bodily injury. Not just any injury triggers vehicular assault. Tennessee law defines serious bodily injury as bodily injury that involves a substantial risk of death, protracted unconsciousness, extreme physical pain, protracted or obvious disfigurement, or protracted loss or substantial impairment of a function of a bodily member, organ, or mental faculty. A broken arm that heals cleanly might not qualify. A traumatic brain injury, a shattered pelvis, or a spinal cord injury almost certainly does.

By operation of a motor vehicle. The injury must result from the defendant’s operation of the vehicle. The driving must be the proximate cause of the injury.

Vehicular Assault by Intoxication

When the reckless driving involves intoxication — alcohol or drugs — the charge becomes vehicular assault by intoxication. Under Tenn. Code Ann. § 39-13-106(a)(2), a person commits vehicular assault who, as the proximate result of intoxication, causes serious bodily injury to another person by operation of a motor vehicle.

The distinction matters for sentencing. Standard vehicular assault is a Class D felony. Vehicular assault by intoxication is also a Class D felony, but the intoxication element affects how the case is prosecuted, what evidence comes in, and the sentencing judge’s attitude.

Penalties for Vehicular Assault

As a Class D felony, vehicular assault carries:

Range I (standard offender): 2 to 4 years
Range II (multiple offender): 4 to 8 years
Range III (persistent offender): 8 to 12 years

These are prison sentences. A Class D felony conviction can result in incarceration even for a first offender with no prior record. Probation is possible for Class D felonies, but judges have discretion, and vehicular assault cases — especially those involving intoxication — often result in some jail or prison time.

For vehicular assault by intoxication specifically, the judge will also impose conditions related to the DUI component: alcohol treatment, license revocation, and potentially an ignition interlock device upon reinstatement. The DUI-related consequences run parallel to the felony sentence. For more on how DUI cases interact with license issues, that’s a separate but related concern.

Vehicular Homicide: Tenn. Code Ann. § 39-13-213

Vehicular homicide is the charge when someone dies. Under Tenn. Code Ann. § 39-13-213, vehicular homicide is the reckless killing of another person by the operation of a motor vehicle, including a road vehicle propelled by a motor or by a motorboat, airplane, or any other vehicle.

The statute creates multiple classifications depending on the circumstances.

Standard Vehicular Homicide (Reckless)

Vehicular homicide by recklessness — without intoxication — is a Class C felony. The State must prove:

The defendant operated a motor vehicle.
The operation was reckless — conscious disregard of a substantial and unjustifiable risk.
The reckless operation caused the death of another person.

The penalties for a Class C felony are:

Range I: 3 to 6 years
Range II: 6 to 10 years
Range III: 10 to 15 years

Vehicular Homicide by Intoxication

When intoxication is the proximate cause of the death, vehicular homicide is elevated to a Class B felony. This is where the consequences become severe.

Under Tenn. Code Ann. § 39-13-213(a)(2), a person commits vehicular homicide who kills another as the proximate result of the driver’s intoxication. The State must prove that the defendant was intoxicated at the time and that the intoxication was the proximate cause of the fatal wreck.

Class B felony sentencing ranges:

Range I: 8 to 12 years
Range II: 12 to 20 years
Range III: 20 to 30 years

And here’s the part that hits hardest: for offenses committed on or after July 1, 2022, Tennessee’s Truth in Sentencing law makes vehicular homicide by intoxication a 100% offense. There is no parole eligibility, and sentence credits do not reduce the time. On a Range I minimum sentence of eight years, that’s eight years in prison.

Vehicular Homicide Due to Drag Racing

Tennessee also classifies vehicular homicide committed during a drag race or speed contest on public roads as a Class C felony. This is a distinct subsection targeting the specific conduct of street racing that results in a death.

Aggravated Vehicular Homicide: Tenn. Code Ann. § 39-13-218

At the top of the scale is aggravated vehicular homicide. This charge applies when:

The defendant has two or more prior DUI convictions AND causes a death by intoxication, OR
The defendant’s BAC was .20 or higher at the time of the offense AND the defendant has at least one prior DUI conviction.

Aggravated vehicular homicide is a Class A felony — the most serious felony classification in Tennessee. The sentencing ranges are:

Range I: 15 to 25 years
Range II: 25 to 40 years
Range III: 40 to 60 years

A Class A felony for a vehicular offense. Fifteen years minimum for a first-time felon in Range I. Up to sixty years for a persistent offender. And for offenses committed on or after July 1, 2022, the defendant serves 100% of the sentence, with no parole eligibility and no reduction for sentence credits.

Aggravated vehicular homicide tells you everything about Tennessee’s legislative policy on repeat DUI offenders who kill. The state has decided that if you’ve been convicted of DUI before and you get behind the wheel intoxicated and kill someone, you’re going to prison for a very long time.

These Are Not Traffic Tickets

I need to be direct about something because I’ve had clients walk into my office not understanding what they’re facing. Vehicular assault and vehicular homicide are not traffic offenses. They are felonies. They are prosecuted by the District Attorney’s office, not the city attorney. They carry prison time, felony records, and all the collateral consequences that come with a felony conviction — loss of gun rights, employment barriers, housing barriers, professional licensing problems.

The fact that these offenses arise from driving — something everyone does every day — doesn’t make them less serious in the eyes of the law. The courtroom doesn’t care that you’re a good person who made a terrible mistake. The statute cares about what happened and whether the elements are met.

If you’re charged with vehicular assault or vehicular homicide, treat it like what it is: a serious felony prosecution that requires immediate, aggressive defense.

How These Cases Are Investigated

Vehicular assault and homicide investigations are more complex than typical criminal cases because they involve both law enforcement investigation and forensic reconstruction.

The Crash Investigation

When a serious-injury or fatal crash occurs, the responding agency typically calls in a specialized crash reconstruction team. In Nashville, the Metro Nashville Police Department has a Fatal Crash Unit (formerly the TITAN Unit) that handles fatal and serious-injury crash investigations. These investigators are trained in physics, engineering, and forensic analysis of crash scenes.

The reconstruction team documents:

Vehicle positions and damage patterns. The point of impact, the direction of travel, the damage to each vehicle, and the final resting positions.
Skid marks and roadway evidence. Tire marks, gouge marks, debris fields, and other physical evidence on the road surface.
Speed analysis. Using physics — momentum, energy dissipation, crush depth — investigators calculate the speed of each vehicle at the time of impact.
Sight lines and reaction time. What could each driver see, and how much time did they have to react?
Vehicle mechanical condition. Were the brakes functional? Were the tires in serviceable condition? Was there a mechanical failure that contributed to the crash?

This evidence forms the backbone of the prosecution’s case. The reconstruction report will include opinions about who was at fault, how fast they were going, and whether the driving was reckless.

The Toxicology Investigation

If intoxication is suspected, the officer requests a blood draw — usually at the hospital where the injured parties are being treated. Tennessee’s implied consent law applies, and a refusal can trigger additional consequences.

The blood sample is sent to the Tennessee Bureau of Investigation (TBI) forensic lab for analysis. The lab reports the blood alcohol concentration (BAC) and screens for drugs, including prescription medications, marijuana, and other controlled substances.

The timing of the blood draw matters. BAC changes over time as the body metabolizes alcohol. A blood draw two hours after the crash does not necessarily reflect the BAC at the time of the crash. This is a common defense point — the State must connect the BAC result to the time of driving, and retrograde extrapolation (calculating what the BAC was earlier based on a later measurement) involves assumptions that can be challenged.

Witness Statements

Eyewitnesses, passengers, first responders, and emergency medical personnel all provide statements. In fatal cases, the investigation also includes statements from the medical examiner about the cause and manner of death.

Defenses to Vehicular Assault and Vehicular Homicide

These are defensible cases. The complexity of the investigation creates multiple points of attack for the defense.

Challenging Recklessness

Recklessness is a specific mental state, and not every bad driving decision qualifies. A momentary lapse of attention — looking at a GPS, changing the radio, checking a mirror — may be negligent but not reckless. Recklessness requires conscious disregard of a known risk. The defense can argue that the defendant’s conduct, while careless, didn’t rise to the level of conscious disregard that the statute requires.

Tennessee courts distinguish between ordinary negligence (carelessness) and recklessness (conscious risk-taking). A defendant who ran a red light because they were distracted is in a different category than a defendant who ran a red light at 90 miles per hour in a school zone. The defense’s job is to place the conduct on the right side of that line.

The Victim’s Contributory Negligence

Unlike civil personal injury cases, contributory negligence is not a complete defense to a criminal charge in Tennessee. But the victim’s conduct is relevant to causation. If the victim was speeding, ran their own red light, was texting, or was driving impaired themselves, those facts bear on whether the defendant’s conduct was the proximate cause of the injury or death.

Proximate cause means the defendant’s driving must have been a direct and significant cause of the harm — not merely a contributing factor in a chain of events dominated by someone else’s conduct. If the victim’s own reckless driving was the primary cause of the crash, the defense has a strong causation argument.

BAC Challenges

In intoxication-based charges, the BAC evidence is central. Challenges include:

Blood draw timing. The longer the gap between the crash and the blood draw, the weaker the inference about BAC at the time of driving.
Chain of custody. The blood sample must be properly collected, labeled, stored, transported, and analyzed. Any break in the chain creates doubt about the result.
Lab procedures. Was the TBI lab’s equipment properly calibrated? Was the analysis conducted according to accepted protocols? Were there issues with the specific batch of samples that included the defendant’s blood?
Rising BAC defense. If the defendant drank shortly before driving, their BAC may have been lower at the time of the crash than at the time of the blood draw, because their body was still absorbing the alcohol. The State’s BAC number may overstate the actual impairment at the time of the crash.
Medical confounds. Certain medical conditions, medications, and the trauma of the crash itself can affect BAC readings or mimic signs of intoxication.

Accident Reconstruction Challenges

The prosecution’s crash reconstruction is an opinion based on science, and opinions can be wrong. Defense accident reconstruction experts review the same physical evidence and may reach different conclusions about speed, fault, reaction time, and causation.

Common reconstruction challenges include:

Speed estimates. The physics-based speed calculations depend on assumptions about friction coefficients, vehicle weights, and crash dynamics. Different assumptions yield different speeds.
Point of impact. Where did the vehicles collide? The reconstruction team’s placement of the impact point affects the entire fault analysis.
Visibility conditions. Lighting, weather, road geometry, and obstructions all affect what the defendant could have seen and when.
Vehicle defects. A tire blowout, brake failure, or steering malfunction that contributed to the crash shifts the causal analysis away from the driver’s conduct.

Hiring a qualified defense reconstruction expert is one of the most important investments in a vehicular homicide case. The State’s expert will testify, and the jury needs to hear a competing analysis.

Comparison: Vehicular Homicide vs. Reckless Homicide

Tennessee also has a general reckless homicide statute, Tenn. Code Ann. § 39-13-215, which covers any reckless killing — not just those involving vehicles. Reckless homicide is a Class D felony (2-12 years), while vehicular homicide by recklessness is a Class C felony (3-15 years) and vehicular homicide by intoxication is a Class B felony (8-30 years).

This means a vehicular killing is treated more seriously than a general reckless killing. The legislature has decided that motor vehicles, because of their ubiquity and their potential for destruction, warrant enhanced punishment when reckless operation causes death.

In some cases, the defense may argue for a lesser-included offense instruction — asking the jury to consider reckless homicide as an alternative to vehicular homicide if the elements of the vehicular-specific statute aren’t fully met. This is a jury instruction issue that can significantly affect sentencing exposure.

The Sentencing Reality

Here’s a summary of the sentencing landscape:

The 100% service requirement for Class B vehicular homicide by intoxication is the number that changes the conversation. Eight years at 100% service is eight years in prison. Twelve years at 100% is twelve years. These are not sentences where you serve a fraction and go home. You serve all of it.

And for aggravated vehicular homicide at Class A — fifteen to sixty years at 100% service — the sentence is comparable to what defendants receive for murder convictions.

What to Do If You’re Under Investigation or Charged

Don’t Give Statements

If you’re involved in a serious or fatal crash and an officer starts asking questions that go beyond the basic facts needed for the accident report — questions about where you were coming from, whether you’d been drinking, how fast you were going — you need to invoke your right to an attorney. Politely but firmly.

Everything you say at the scene, at the hospital, or at the police station is admissible against you. The officer may seem sympathetic. The detective may tell you that cooperation will help. What helps is having a lawyer present before you make statements that become the foundation of a felony prosecution.

Preserve Evidence

If you can, preserve any evidence that supports your defense. Dashcam footage, witness contact information, photos of road conditions, maintenance records for your vehicle, medical records showing your condition at the time — all of this may be critical later.

Hire an Attorney Immediately

Vehicular homicide cases are investigated intensively, and the investigation starts at the crash scene. A defense attorney needs to be involved as early as possible to conduct an independent investigation, retain a reconstruction expert, challenge the toxicology evidence, and protect your rights throughout the process.

These cases involve forensic science, expert witnesses, medical evidence, and constitutional issues. They are not cases where a general practitioner can provide adequate representation. You need an attorney who handles serious violent crime and DUI defense and understands the intersection of the two.

Frequently Asked Questions

Can I be charged with vehicular homicide if the other driver caused the accident?

Fault in a vehicle crash is rarely 100% one-sided. However, if the investigation determines that your driving was reckless or that your intoxication was a proximate cause of the death — even if the other driver also contributed — you can be charged. The defense in that situation focuses on causation: arguing that the other driver’s conduct was the primary cause and that your conduct was not the proximate cause of the death. This is a factual argument that can be presented to a jury.

What is the difference between vehicular homicide and DUI manslaughter in Tennessee?

Tennessee doesn’t use the term “DUI manslaughter.” The applicable charge is vehicular homicide by intoxication under Tenn. Code Ann. § 39-13-213(a)(2), which is a Class B felony. Other states use different terminology — manslaughter, DUI homicide, DUI manslaughter — but in Tennessee, the statute is vehicular homicide, and the intoxication element elevates it from a Class C to a Class B felony.

Can vehicular homicide charges be reduced through plea bargaining?

Yes, plea negotiations occur in vehicular homicide cases just as they do in other felony cases. The specific outcome depends on the strength of the evidence, the circumstances of the crash, the defendant’s criminal history, and the victim’s family’s input. Possible negotiated outcomes include reduction to a lesser charge (such as reckless homicide or vehicular assault), agreement on a sentence within a lower range, or in some cases, a conditional plea that preserves an appellate issue. Every case is different, and the prosecutor’s willingness to negotiate depends heavily on the facts.

Will I lose my driver’s license if convicted of vehicular assault or vehicular homicide?

Yes. A conviction for vehicular assault or vehicular homicide triggers license revocation by the Tennessee Department of Safety. For intoxication-based offenses, the DUI-related revocation periods apply on top of any other consequences. The revocation period depends on the specific conviction and your prior driving record. Reinstatement after the revocation period requires meeting all administrative conditions, which may include SR-22 insurance, ignition interlock, and reinstatement fees.

Is vehicular assault a violent crime in Tennessee?

Vehicular assault is a felony offense against a person, and it carries serious collateral consequences. It is not on the 85% or 100% service lists in Tenn. Code Ann. § 40-35-501, so release eligibility follows the standard range percentages — 30% of the sentence for a Range I offender. The conviction follows you permanently and affects everything from employment background checks to housing applications.

Can a passenger in my car be charged if I’m driving and cause a fatal wreck?

Generally, no. The vehicular homicide statute targets the person operating the vehicle. A passenger who had no control over the vehicle’s operation is not the proximate cause of the crash. However, if a passenger grabbed the steering wheel, encouraged reckless driving, or was otherwise actively involved in the conduct that caused the crash, there may be a basis for charges under an accomplice or criminal responsibility theory. These situations are unusual but not unheard of.

Facing vehicular assault or vehicular homicide charges? Call (615) 664-8083 for a free consultation.

Vehicular Assault and Vehicular Homicide in Tennessee