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Types of assault

Rideshare Assault by a Third Party: Who May Be Responsible

Updated November 11, 2026

An empty hotel rideshare pickup lane under a covered canopy on a bright day.
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When someone other than the driver commits a rideshare assault, the person who did it, the company or a property owner may be responsible, and federal law limits forced arbitration.

On this page
  1. If Someone Other Than the Driver Assaulted You: What 'Third-Party Assault' Means in a Rideshare Context
  2. Who May Be Responsible When the Driver Wasn't the One Who Hurt You
  3. How Fault Can Be Shared Among Multiple Parties
  4. What a Negligence Claim Has to Show When Another Person Committed the Assault
  5. The Federal Arbitration Rule and What It Means If You Were Assaulted
  6. Records and Information That Often Matter in These Cases
  7. How Limitation Periods and State Law Differences Affect These Claims
  8. Frequently asked questions
  9. Sources

When someone other than the driver commits an assault during a rideshare trip, such as another passenger or a person at pickup or drop-off, the person who did it can be held responsible in a civil case. The rideshare company or a property owner may also share responsibility, depending on the facts and the state's law.

Most people facing this situation arrive with a question that other pages skip over. The driver did not do this. So does the company that arranged the ride have any part in it? Does the owner of the lot or building where it happened? If you were hurt in a shared ride or while waiting for a car, or if you are a parent or family member trying to understand what happened to someone you love, this page walks through how the law looks at an assault by a third party. It covers who may be responsible, how fault can be divided, what a claim has to show, and how a federal rule on arbitration applies whoever the accused person is.

If Someone Other Than the Driver Assaulted You: What 'Third-Party Assault' Means in a Rideshare Context

In this setting, a third party is a person present during the trip who is neither the driver nor the rideshare company. Two situations come up most often. One is a co-passenger in a shared or pooled ride, someone the survivor did not know and did not choose to ride with. The other is a person encountered at a pickup or drop-off point, such as a parking lot, a curb outside a venue or a building entrance.

The same acts can occur in either situation. They range from unwanted touching to rape, and the related page on types of rideshare assault describes them in plain, non-graphic terms. Some assaults involve drugs given without the person's knowledge, which raises questions of its own about consent and capacity.

Who committed the act matters because it changes the legal questions. When a driver is accused, the claims often focus on how that driver was screened, kept on the platform or supervised. When a third party is accused, the focus moves to what the company or a property owner knew or should have anticipated, and what reasonable steps were available to them. For someone who was hurt, that shift means the questions about a company or owner are less about the attacker and more about what those businesses knew and did.

A civil claim is a lawsuit brought by the injured person, or in some cases a family member, against those said to be responsible, asking for money damages for the harm. It is separate from any criminal case, which the government brings and which can lead to punishment. A civil claim does not depend on whether prosecutors file charges. A sexual battery civil claim, for example, can proceed on its own track. A person in this position may first weigh which situation fits: a shared ride, or an encounter at pickup or drop-off, and where exactly it happened.

Who May Be Responsible When the Driver Wasn't the One Who Hurt You

The person who committed the assault is the most direct responsible party. A civil claim against that person rests on what they did, through claims such as assault or battery. Sometimes the person's identity is not known at first. Sometimes they have few assets, which is one reason injured people often ask whether anyone else shares responsibility.

The rideshare company may be a potentially responsible party under negligence theories. In plain terms, a negligence claim asks whether the company failed to use the care a reasonable business would use in the same circumstances, and whether that failure helped lead to the harm you suffered. The four elements such a claim rests on are covered in the section below. In a third-party case, the questions might include how riders were matched in a shared trip, what safety features or reporting tools existed, and what the company knew about a particular rider before the trip.

A related idea, sometimes called negligent undertaking, applies when a party chooses to provide a safety service or protection. Having taken that on, it may owe a duty to perform it with reasonable care. Whether that idea is recognized, and how far it reaches, depends on the state.

A property owner may also be part of the picture. If the assault happened in a parking lot, a venue's pickup area or another place someone else owns or runs, premises liability asks whether that owner or occupier kept the property reasonably safe for people lawfully there, as you were. The questions often concern lighting, security, prior incidents and what the owner knew.

None of these theories applies automatically. Whether any of them fits depends on the specific facts of the situation, not on the type of incident alone. Nothing on this page states or suggests that any company or property owner was negligent or at fault in any matter. What is at stake is whether recovery depends on the attacker alone or whether others may also answer for the harm. A person in this position may consider who controlled the place where it happened and what the app or company was told beforehand, questions an attorney can help sort through.

How Fault Can Be Shared Among Multiple Parties

Many civil cases involve more than one party whose conduct may have played a role. Rather than treating responsibility as all-or-nothing, many states divide it. Comparative fault, which some states call proportionate responsibility, is the approach of assigning each party a share of responsibility, usually as a percentage. Those percentages then shape who pays what.

Texas offers one named example of how this works, and it is Texas's rule only. Under section 33.003 of the Texas Civil Practice and Remedies Code, whoever decides the facts in your case, a jury or a judge (the trier of fact), assigns a percentage of responsibility, stated in whole numbers, to each person who caused or contributed to the harm. That includes each claimant, each settling person and each responsible third party who has been designated under the statute. Texas defines a "responsible third party" as "any person who is alleged to have caused or contributed to causing in any way the harm for which recovery of damages is sought," whether by negligence or by other conduct that violates an applicable legal standard.

Several features of the Texas chapter bear on an assault by a third party:

  • Under section 33.001 of the Texas Civil Practice and Remedies Code, a claimant may not recover damages if the claimant's own percentage of responsibility is greater than 50 percent. Under section 33.012, a claimant who is not barred has damages reduced by their own percentage.
  • Under section 33.004, a defendant may ask the court to name an unknown person as a responsible third party when it alleges that an unknown person committed a criminal act that caused the injury. The defendant has to make that allegation in an answer filed not later than 60 days after its original answer. The court must find a reasonable probability that the act was criminal, the defendant must state all identifying characteristics known at the time, and the allegation must meet the Texas pleading rules. That person is called "Jane Doe" or "John Doe" until identified.
  • Under the same section, naming someone as a responsible third party, or a finding of fault against them, does not by itself impose liability on that person.

For a survivor, these rules show why the attacker's share of fault and a company's or owner's share can be weighed against each other. Fault rules differ from state to state, and the state whose law governs can change how responsibility is divided. People in this position often want to know which state's law applies and who besides the attacker may be named, because both questions shape the rest of the case.

What a Negligence Claim Has to Show When Another Person Committed the Assault

A negligence claim generally rests on four elements: duty, breach, causation and damages. Each is a real question in a third-party case, not a formality.

Duty asks what a rideshare company owed a passenger, or what a property owner owed a visitor. Facts that often bear on duty include the relationship between the parties, what the company or owner controlled, and whether harm of this kind was reasonably foreseeable.

Breach asks whether that duty was met. In general terms, a breach might involve ignoring earlier reports about a rider, failing to act on warning signs, or leaving a known hazard at a property unaddressed. Whether any such thing happened in a given case is a factual question.

Causation is often where third-party cases are hardest. An assault by another person does not, on its own, show that a company or owner caused the harm. The claim has to connect a specific failure to what happened. For example, the question may be whether a different decision would likely have prevented the encounter.

Damages refers to the harm itself. The categories the law may allow generally include economic losses, such as medical costs and lost income, and non-economic losses, such as pain and suffering and emotional distress. What a state allows, and any limits it sets, differ from state to state.

For someone who has already lived through the assault, it can be frustrating that the law asks for this much proof. What is at stake is plain: if any element cannot be shown, a claim against a company or owner may not succeed, even though the harm was real. A person in this position may think about what the company or owner was told before the trip, what warning signs existed, and how those facts connect to what happened. An attorney can help assess which facts bear on which element.

The Federal Arbitration Rule and What It Means If You Were Assaulted

If you agreed to an app's terms of service, you may have agreed to arbitration without noticing. Arbitration is a private process in which a dispute is decided outside court. Federal law limits when that kind of agreement can be enforced in a sexual assault case.

Under 9 U.S.C. § 401, a "predispute arbitration agreement" means "any agreement to arbitrate a dispute that had not yet arisen at the time of the making of the agreement." A "sexual assault dispute" means "a dispute involving a nonconsensual sexual act or sexual contact, as such terms are defined in section 2246 of title 18 or similar applicable Tribal or State law, including when the victim lacks capacity to consent."

The rule itself is in 9 U.S.C. § 402. Subsection (a) provides that "at the election of the person alleging conduct constituting a sexual harassment dispute or sexual assault dispute, … no predispute arbitration agreement or predispute joint-action waiver shall be valid or enforceable with respect to a case which is filed under Federal, Tribal, or State law and relates to the sexual assault dispute or the sexual harassment dispute."

In plain terms, a survivor who elects to go to court cannot be held to an arbitration clause signed before the assault in a case that relates to that assault. The definition turns on the nature of the conduct, a nonconsensual sexual act or sexual contact, not on who is accused. A claim arising from an assault by a co-passenger or a stranger at pickup is treated the same way as one involving a driver. The choice belongs to the survivor, who may also choose arbitration.

Subsection (b) adds that whether the rule applies is decided under federal law, by a court rather than an arbitrator. That holds even if the agreement says an arbitrator should decide. A court still has to rule on whether a particular case relates to a sexual assault dispute, and the outcome is not assured. A survivor may weigh whether a court or arbitration better fits their situation, a choice an attorney can help explain. The related page on your legal rights covers this rule alongside other choices survivors have.

Records and Information That Often Matter in These Cases

If you were hurt, much of the relevant information may already be on your phone or in records others keep. Records that tend to matter in these cases include:

  • Trip records, such as app history, the route, timestamps and, in a shared ride, information showing that another rider was matched to the trip. These help establish that the assault happened in connection with a rideshare trip, and when.
  • In-app messages and any report made through the platform. These can show what the company was told and when, which can bear on duty and breach.
  • Police or incident reports. These record that an assault was reported and what was described at the time. A report does not by itself establish what caused an injury or who is legally responsible.
  • Medical records, including records of any forensic exam. These bear on the damages element and on the timeline.
  • Names and contact information of witnesses, such as other passengers, venue staff or people nearby.
  • Photos or video from the scene, the vehicle or nearby cameras. These can show who was present and what the conditions were at a pickup or drop-off location.

Each category connects to one of the questions above: what happened, what a company or owner knew, whether a failure contributed, and what harm followed. For a survivor, these records are often what turns an account of what happened into something a claim can rest on. Families helping a survivor often gather these with the survivor's consent. In a case involving a child, the related page on assaults involving minors explains how the issues differ.

How Limitation Periods and State Law Differences Affect These Claims

A statute of limitations is the period set by law within which a civil claim must be filed. Missing it generally bars the claim. Limitation periods differ from state to state. They can also differ by the type of claim, and some states have rules about when the period starts or pauses. No single period applies everywhere, and this page does not state one.

Other rules differ by state as well. Some states use comparative fault in different forms. A few use contributory negligence, an older rule under which a claimant found partly at fault may be barred entirely. Damages rules vary too, including what kinds of losses may be recovered and any caps a state sets. As a result, the law of the state where the claim arises governs most of the questions on this page.

Wrongful death is a separate civil claim. It may be brought by certain family members, or by a representative of the person's estate, when a person dies as a result of another's wrongful act. Who may bring it, what losses it covers and when it must be filed all vary by state.

For a survivor or a family, these variations raise practical questions. Which state's law applies if a trip crossed a state line? Which deadline governs? How might fault be divided among the attacker, a company and a property owner? A conversation with an attorney can cover which state's rules may apply and what timing questions that raises. Through a case evaluation request, you may ask to discuss those questions with our attorney.

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Frequently asked questions

Can a rideshare company be held responsible for an assault by another passenger?

It may be, under negligence. A claim generally has to show that the company owed a duty, breached it, and that the breach caused the harm. The assault itself does not establish the company's liability. Whether those elements are met depends on the specific facts, such as what the company knew and what it controlled.

Does the federal arbitration rule apply when the assault was committed by another passenger, not the driver?

Yes, as far as the statute's wording goes. Under 9 U.S.C. § 402(a), a survivor may elect not to be bound by a predispute arbitration agreement in a case relating to a sexual assault dispute. The definition in 9 U.S.C. § 401 turns on the conduct, not on who is accused. A court decides whether the rule applies.

What is a 'responsible third party' in a civil lawsuit?

The term comes from Texas law. Texas defines it as a person alleged to have caused or contributed to the harm. Under section 33.003 of the Texas Civil Practice and Remedies Code, the trier of fact may assign that person a percentage of responsibility once the person is designated. Other states use different frameworks.

What does a negligence claim have to show in a third-party assault case?

A negligence claim has four elements: duty, breach, causation and damages. In a third-party case, the hardest question is often causation, connecting a specific failure by a company or owner to the assault. An assault alone does not establish all four, and whether each element is met depends on the facts.

How do fault rules differ from state to state in these cases?

States divide fault differently. Some assign percentages among parties, and some use contributory negligence. Texas is one example: under section 33.001 of the Texas Civil Practice and Remedies Code, a claimant found more than 50 percent responsible may not recover. That is Texas's rule only. The law of the state where the claim arises governs.

What records tend to matter in a rideshare third-party assault civil claim?

Records that often matter include trip records, in-app messages and reports, police or incident reports, medical records, witness names, and photos or video. Each one bears on a different question: what happened and when, what a company or owner knew, whether a failure contributed, and what harm followed.

Can a family member bring a claim if a rideshare assault resulted in a death?

Wrongful death is a civil claim that certain family members, or an estate representative, may bring when a person dies because of another's wrongful act. Who may bring it, what it covers and when it must be filed vary by state.