How to Prove Negligence in a Personal Injury Lawsuit

An injury can leave you dealing with mounting medical bills, missed work, and ongoing pain. Kennedy, Johnson, Schwab & Roberge, P.C. can help you seek compensation for these damages by showing that someone else’s negligence is to blame. We know how to prove negligence and fight for a fair outcome—call  203-865-8430 or complete our online contact form to get started with a free consultation.

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Content Last Updated:

October 2, 2025

Key Takeaways

  • You typically must prove that the other party was negligent to recover compensation in a personal injury claim.
  • Four elements are necessary to prove negligence in a court of law: duty, breach, causation, and damages.
  • Evidence, such as medical records, police reports, accident scene photos, and witness statements, plays a critical role in proving negligence.

Understanding Negligence in Personal Injury Claims

Negligence is the foundation of most personal injury lawsuits. Understanding the basics of negligence can help you make sense of your potential legal options.

What Is Negligence?

Being injured does not automatically mean you have a personal injury claim. In most cases, you can only recover compensation if you show that someone else’s negligence caused your injuries.

Negligence occurs when someone fails to act as a reasonable person would under similar circumstances. It may involve an action or an omission—either doing something careless or failing to take steps that would have prevented harm.

What Are Some Types of Negligence?

Negligence can take different forms. Some cases are straightforward, such as medical malpractice, where a provider makes a serious error. Others, such as premises liability claims, may be less obvious and depend on whether a property owner should have addressed a hidden danger.

These are some of the most common types of negligence that arise in personal injury cases:

  • Gross negligence: Extreme carelessness that shows a reckless disregard for others’ safety
  • Comparative negligence: Situations where both parties share fault, and the injured person’s compensation is reduced by their percentage of responsibility
  • Contributory negligence: Cases where the injured person’s share of fault can completely prevent them from recovering compensation

What Are the Four Key Elements To Prove Negligence in a Personal Injury Lawsuit?

You must prove the four elements of negligence to recover compensation in a personal injury claim.

Duty of Care

The first step in proving negligence is showing that the other party owed you a duty of care. A duty of care is a legal responsibility to act in a way that avoids causing harm to others.

That duty can look different in various situations. For example, drivers have a duty to follow traffic laws and operate their vehicles safely. Property owners have a duty to maintain reasonably safe conditions for visitors and to address hazards promptly.

Breach of Duty of Care

Once you establish a duty of care, the next step is showing that the other party failed to meet it. In general, a breach of duty occurs when someone acts in a way a reasonably careful person would not in similar circumstances. Examples include:

  • Professional negligence, such as a doctor prescribing the wrong medication
  • A driver ignoring traffic signals
  • A property manager failing to address poor lighting in an apartment complex, leading to negligent security for tenants
  • A nursing home deliberately understaffing the facility, resulting in nursing home neglect

Causation

Proving negligence also requires showing that the breach of duty directly caused your injuries. You need to prove two types of causation to satisfy this element:

  • Cause in fact: The injury would not have happened if not for the other party’s actions.
  • Proximate cause: The injury was a foreseeable result of that careless conduct.

Damages

A strong personal injury claim requires proof that the breach of duty resulted in damages. Without showing how the negligence affected you, there is no legal basis for compensation. Common types of damages that may satisfy this element of negligence include:

  • Economic damages, such as medical bills, lost wages, and lost earning capacity
  • Non-economic damages, such as physical pain, emotional distress, and loss of enjoyment of life
  • Punitive damages, which are intended to punish the defendant for particularly reckless conduct or intentional harm

What Evidence Is Used To Prove Negligence?

Proving negligence requires strong evidence tying the other party’s actions to your injuries, such as:

  • Medical records and expert testimony: These documents and professional opinions show the extent of your injuries and link them to the accident.
  • Police reports and accident documentation: These records provide an official account of the incident from a third-party perspective and identify the parties involved.
  • Photographs, videos, and surveillance footage: This visual evidence captures the conditions at the scene and may show the events leading up to the incident.
  • Eyewitness testimony: Statements from people who saw what happened can confirm your version of events.
  • Maintenance records and logs: This evidence can reveal whether the at-fault party ignored hazards or failed to follow safety procedures.

What Are Some Challenges in Proving Negligence?

Connecticut’s modified comparative negligence rule can complicate your injury claim. It allows you to recover compensation if you’re partially at fault, but only if your share of responsibility is less than 51%. Your compensation will then be reduced in proportion to your fault.

In an attempt to save money, insurance companies often use this rule to argue that an injured person contributed to the accident more than they really did. Successfully challenging these tactics requires careful investigation and aggressive negotiation skills. That’s where our experienced personal injury lawyers come in.

Why You Need an Experienced Connecticut Personal Injury Lawyer like Kennedy, Johnson, Schwab & Roberge, P.C. on Your Side

Getting full and fair compensation for your damages is often more challenging than expected. Without legal guidance, it’s easy for insurers to exploit gaps in your case and settle for less than you deserve.

For over 35 years, our firm has helped injury victims across Connecticut pursue maximum compensation. We understand the strategies insurance companies use and know how to build strong negligence claims that withstand their tactics. When you choose us to handle your case, you’ll have a dedicated legal team on your side working diligently to help you rebuild your life. 

From our offices in New Haven, Norwalk, Stamford, and West Hartford, we take a team-focused approach that combines each attorney’s skills to provide effective representation.

Proven Track Record of Results

We’ve recovered significant settlements and verdicts for people injured due to someone else’s negligence. Our clients’ testimonials reflect the level of care we bring to every case:

Contact Our Negligence Lawyers Today at Kennedy Johnson

If you believe negligence played a role in your injury, don’t wait to get legal guidance. Our Connecticut personal injury lawyers know how to prove negligence and seek the compensation you deserve.

We offer a free consultation to learn about your case, answer your questions, and explain your legal options. Call 203-865-8430 or complete our online contact form to start moving forward.

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