Think a store’s security video will still be sitting on a server months after a fall? Or a damaged vehicle will still be available for inspection after an accident claim gets serious? Those assumptions can cause problems.

Businesses routinely overwrite surveillance footage. Vehicles get repaired or sold. Property gets cleaned up, replaced, or discarded. Digital records can disappear through ordinary retention practices. In a personal injury claim, an evidence preservation letter asks someone who controls relevant material to retain it for a potential legal dispute.

A preservation letter does not guarantee evidence will be saved or establish a legal duty by itself. Its value comes from clearly identifying what should be retained and why. Sending one promptly can help document notice before important evidence disappears.

Key Takeaways About Evidence Preservation Letters in New Jersey Injury Claims

  • A preservation letter asks a person, business, insurer, or other evidence holder to retain material potentially relevant to a personal injury claim.
  • New Jersey courts recognize circumstances in which a duty to preserve evidence can arise before a complaint is filed, particularly when litigation is probable and destruction would foreseeably prejudice another party.
  • A letter can identify specific items such as surveillance footage, photographs, incident reports, electronic records, damaged equipment, or vehicle data.
  • Sending a letter promptly and keeping proof of delivery can help document notice and reduce the chance of important evidence disappearing through routine disposal or retention practices.
  • Lost evidence can lead to discovery consequences or an adverse inference in appropriate circumstances, although the result depends on the facts and applicable law.
  • New Jersey generally gives two years to bring a personal injury action, subject to exceptions. Certain claims also have earlier notice requirements, which a preservation letter does not automatically satisfy.

What Is an Evidence Preservation Letter?

An evidence preservation letter is a written request asking someone who controls potentially relevant evidence to keep the material available. The letter usually identifies the incident, explains why litigation may follow, and describes categories of records or physical evidence relevant to the dispute.

A preservation letter is a notice tool. It can help identify evidence before ordinary business practices cause the evidence to disappear.

The purpose goes beyond saying, “Please save everything.” A useful letter gives the recipient enough information to identify material connected to the incident.

For example, after a slip-and-fall at a grocery store, a preservation request might address surveillance footage from specific cameras, the incident report, photographs, inspection records, cleaning logs, employee schedules, and communications concerning the condition of the floor.

A preservation letter documents what was requested. Keeping the letter along with delivery confirmation or the recipient’s acknowledgment can help establish when the evidence holder received notice. For physical or digital evidence, preserving a clear chain of custody can also help show where the evidence came from, who handled or stored it, and whether it was altered after the incident.

The letter itself does not decide whether spoliation occurred. A court may need to examine the surrounding facts before determining whether a legal duty existed and what consequences should follow.

When Should an Evidence Preservation Letter Be Sent?

Timing can matter because some evidence has a short lifespan. A business may automatically overwrite video after a set period, a vehicle may go through repairs, or electronic records may be deleted under routine retention policies.

A preservation request may be appropriate soon after an incident when litigation is reasonably anticipated and specific evidence could be important to proving liability or damages.

A practical timing checklist can look like this:

  1. Identify evidence likely to disappear or change.
  2. Determine who controls the evidence.
  3. Describe the incident with enough detail for the recipient to locate relevant material.
  4. Request preservation before routine deletion, repair, disposal, or alteration occurs.
  5. Keep a copy of the letter and proof of delivery.

New Jersey courts have recognized that a duty to preserve evidence can arise before a lawsuit is filed when litigation is pending or probable, the evidence holder knows litigation is likely, destruction would foreseeably prejudice another party, and the evidence is relevant. Published decisions such as ManorCare Health Services, Inc. v. Osmose Wood Preserving, Inc. discuss these considerations.

A person does not need to wait until a complaint has been filed before considering preservation. When important evidence may disappear, waiting can make later proof harder to obtain.

What Evidence Can a Preservation Letter Help Protect?

The answer depends on the accident and the people or businesses involved. A letter can cover physical evidence, paper records, video, photographs, electronic information, and other material connected to the incident.

Evidence categoryPossible examples
VideoSecurity footage, parking-lot cameras, dashcam recordings
Physical itemsDamaged vehicles, machinery, defective products, broken fixtures
Written recordsIncident reports, inspection logs, maintenance records
Digital materialEmails, messages, electronic logs, access records
PhotographsAccident-scene images, property conditions, equipment damage
Personnel recordsEmployee schedules or assignments relevant to an incident
Vehicle informationRepair records, onboard electronic information, photographs

The scope should fit the claim. A preservation request aimed at a restaurant fall may focus on floor-condition records and surveillance footage. A truck collision could involve vehicle inspection records, driver-related records, photographs, electronic vehicle information, and available video.

An injured person can also take steps to preserve evidence already available to them, including photographs taken after a car accident. Photographs may be useful, but they do not always replace an opportunity to inspect the vehicle or other physical evidence.

New Jersey courts have addressed preservation issues involving physical evidence, including circumstances where its loss prevents another party from conducting an independent inspection.

Who Should Receive an Evidence Preservation Letter?

The recipient of an evidence preservation letter should generally be someone who possesses, controls, maintains, or can direct preservation of the material involved.

Depending on the accident, possible recipients can include:

  • A property owner or business
  • A property management company
  • An employer
  • A vehicle owner or trucking company
  • A manufacturer or distributor
  • A security company
  • A municipality or public entity
  • An insurer or claims administrator
  • A third party holding relevant electronic records

The right recipient may not always be obvious. A store may have its own cameras, for example, yet a separate security company could operate the surveillance system. A commercial vehicle may belong to one company, have been leased by another, and use electronic systems managed by a third party.

A preservation request should be specific enough for each recipient to identify material under their control. Sending a generic letter to the wrong entity can leave an important evidence gap.

A third party’s possession of relevant evidence does not automatically create a preservation duty. A specific preservation request, an agreement to retain the evidence, or other circumstances may affect whether a duty exists. Any later claim also requires proof of the other applicable legal elements.

Swick v. The New York Times Co. illustrates why establishing a preservation duty does not, by itself, establish a successful claim for destroyed or unavailable evidence.

What Happens if Evidence Is Destroyed After a Preservation Request?

Destruction after a preservation request does not automatically produce a specific result. A court may examine whether a duty to preserve existed, whether the evidence was relevant, whether its loss prejudiced the other side, and what circumstances led to its destruction.

New Jersey decisions recognize spoliation issues when relevant evidence is lost or destroyed despite a preservation obligation. Possible consequences can include discovery sanctions or an evidentiary inference in appropriate circumstances.

Courts may distinguish routine, good-faith evidence loss from deliberate destruction. However, an automated deletion process does not by itself resolve whether a preservation duty was breached. The court must examine the notice, timing, preservation efforts, and resulting prejudice.

In an unpublished, nonprecedential 2024 decision, Pietrobon v. The Hanover Manor, the New Jersey Appellate Division upheld an adverse inference concerning a missing incident report that remained available when the business received counsel’s preservation letter. The decision illustrates how the timing of notice and the circumstances of evidence loss can matter, but it does not establish binding precedent.

For an injured person, the practical point is that a preservation letter, supported by proof of receipt, can help document notice. The legal consequences of later evidence loss still depend on the circumstances.

How Preservation Letters Can Strengthen a Personal Injury Claim

A targeted preservation request can help keep evidence available for later investigation, settlement discussions, discovery, or trial. Video can show how an accident unfolded. Inspection records can help establish whether a dangerous condition was known. Physical evidence can help experts evaluate causation.

The letter also can help establish a timeline. If a recipient receives a detailed request shortly after an incident and relevant evidence later disappears, counsel may have a clearer factual basis for examining what happened.

Preserving original evidence can make a claim easier to evaluate because it may help the legal team:

  • See what happened from the available evidence
  • Pinpoint which parties may have responsibility
  • Compare the evidence with medical and accident records
  • Decide what additional information may be needed

A preservation letter serves a different purpose from a demand letter seeking compensation. Preserving evidence can support later evaluation of a claim, but it does not establish liability or guarantee a settlement.

A preservation letter also does not extend the deadline for filing a lawsuit. Under N.J.S.A. 2A:14-2, New Jersey generally requires personal injury actions to be filed within two years after the claim accrues, subject to exceptions.

Claims governed by the New Jersey Tort Claims Act generally also require a notice of claim within 90 days after accrual, subject to exceptions and limited late-notice relief. Do not assume that a preservation letter satisfies those separate notice requirements.

How a New Jersey Personal Injury Lawyer Can Help

Preservation issues can become complicated when several businesses, insurers, contractors, vehicle owners, or other parties may possess relevant material. A lawyer can identify which evidence may matter and who should receive a preservation request.

For an injured person, the process may involve:

  • Reviewing the accident and potential claims
  • Identifying evidence likely to affect liability or damages
  • Determining who may possess or control the evidence
  • Preparing targeted preservation requests
  • Following up when evidence is missing or destroyed
  • Addressing preservation issues during discovery

Evidence relevant to damages may include records supporting future medical expenses, lost income, and other claimed losses. Preservation efforts should account for the issues in the particular case.

Courts may impose serious sanctions when evidence destruction unfairly impairs another party’s case. Dismissal is an exceptional remedy, generally reserved for circumstances in which lesser sanctions cannot adequately address the prejudice. The New Jersey Supreme Court discusses that limitation in Robertet Flavors, Inc. v. Tri-Form Construction, Inc..

Preservation obligations can also apply to injured people pursuing claims. A lawyer can advise about retaining relevant records, devices, products, or other evidence in the client’s possession and arranging appropriate inspections before repairs or disposal.

A lawyer can also help distinguish an ordinary evidence loss from conduct with legal consequences. That distinction matters because a missing photograph, video file, report, or physical item does not automatically prove misconduct.

Frequently Asked Questions

Can I send an evidence preservation letter before filing a lawsuit?

A preservation letter can be sent before a lawsuit is filed when there is a reasonable concern that relevant evidence could be lost, deleted, overwritten, or discarded. Whether the recipient has a legal duty to preserve the material depends on the circumstances.

What if a business says it already deleted the surveillance video?

Ask when the footage was deleted, how the system handles automatic deletion, and whether any related recordings or backup copies exist. Those details can help a lawyer assess whether further action may be appropriate.

Can an evidence preservation letter force someone to give me the evidence?

A preservation letter generally asks the recipient to retain specific evidence. Obtaining or inspecting the evidence may require a separate request, discovery process, subpoena, or court order. Preservation does not automatically make every requested item discoverable.

Can I send a preservation letter to a third party that has the evidence?

A third party, such as a surveillance company, property manager, contractor, or records custodian, may possess relevant evidence and can receive a preservation request. Possession alone does not automatically establish a legal preservation duty.

What happens if evidence is destroyed after a preservation letter was received?

The timing and circumstances can become important in a later spoliation dispute. A court may consider whether a preservation duty existed, whether the recipient knew litigation was likely, whether the evidence was relevant, and whether its loss prejudiced another party. Sanctions or an adverse inference are possible in appropriate circumstances, but neither follows automatically from receipt of a letter.

Get Legal Help with Brandon J. Broderick, Attorney at Law

You may have a strong reason to preserve evidence and still be unsure where to start. A lawyer can help assess whether a preservation request fits your claim, how specific the request should be, and which parties may hold important records or physical evidence.

Brandon J. Broderick, Attorney at Law can also help you evaluate your options if a person or business says relevant material is unavailable. Our team can review what happened, identify appropriate next steps, and help you address preservation concerns while keeping filing deadlines in view.

If you have concerns about evidence connected to your injury, Contact us today.


This article is for informational purposes only and does not constitute legal advice. Consult an attorney for advice regarding your specific situation.

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