Evidence can make or break a personal injury case, and it can come in the form of a store’s surveillance video, a car’s dashcam footage, a truck’s electronic data, or maintenance records showing a known hazard. Unfortunately, evidence does not always remain available forever. Surveillance footage may automatically be deleted after a few days, vehicles may be repaired or destroyed, and digital records can be overwritten.
That is where a spoliation letter or preservation of evidence letter enters the picture. In New York personal injury cases, serving a formal spoliation notice early is often the most consequential tactical move an attorney makes.
So, what is a spoliation letter in personal injury and how can it help protect your claim?
What Is a Letter of Spoliation of Evidence?
Spoliation of evidence in personal injury cases refers to the destruction or significant alteration of evidence, or the failure to preserve property, documents, or data that another party expects to use as evidence in pending or foreseeable litigation.
A spoliation letter is a formal written notice that your attorney sends to a defendant, their insurer, or relevant third parties. It accomplishes three critical things.
- Puts the recipient on formal notice that a legal claim is pending or reasonably anticipated.
- Identifies specific categories of physical and electronic evidence that the recipient must secure and preserve.
- Warns the recipient of judicial penalties if they discard, overwrite, alter, or hide that evidence.
How Can a Spoliation Letter Help Protect My Claim?
The answer to, “Why is a spoliation letter important?’ is that it helps prevent crucial evidence from disappearing before an injured person has an opportunity to obtain it through the legal process. For example, if you suffer a slip and fall injury at a grocery store, surveillance footage may capture exactly how long a dangerous condition existed. If the store’s video system automatically deletes footage after one week, the evidence may disappear forever unless you take steps to prevent it from happening.
A timely spoliation letter can help prevent that outcome because, according to New York spoliation of evidence rules, a party is under a common-law duty to preserve evidence once they have notice that litigation is likely. While large corporations and insurance carriers know this obligation exists, they frequently fall back on ordinary document retention policies, claiming that footage was deleted or black box data was wiped automatically in the regular course of business.
A spoliation letter dismantles that defense at the outset. Upon receiving this letter, a defendant can no longer claim ignorance. Any subsequent loss of material evidence shifts from an unfortunate automated routine to an act of bad faith or gross negligence.
Is a Spoliation Letter Legally Required in New York?
It is not necessary to send a spoliation letter to establish a duty of preserving evidence after an accident. A common misconception is that a defendant has no legal obligation to preserve records until an official summons and complaint are filed in court, but this is untrue. The New York Court of Appeals has repeatedly reaffirmed that the obligation to preserve evidence attaches as soon as a party reasonably anticipates litigation.
For instance, if a truck rear-ends a passenger car at a high speed, the trucking company should reasonably anticipate a lawsuit within minutes of the accident report. However, relying on a defendant’s internal realization is risky because they frequently argue that they had no idea the claimant was going to sue, which is why their surveillance system automatically overwrote the data as per schedule
Sending a spoliation of evidence letter removes all ambiguity. It establishes a concrete calendar date after which the defendant cannot plausibly deny that they were aware of the impending claim.
When Should a Spoliation Letter Be Sent?
In most cases, the sooner the better, because evidence can disappear quickly. For example, surveillance footage may be deleted within days or weeks; electronic data may be overwritten automatically; and physical evidence may be repaired, replaced, or discarded. This is why you may expect your attorney to send a spoliation letter to the party in question soon after your accident, be it a car accident, a slip and fall, or a workplace accident.
Who Receives a Spoliation Letter?
The recipient depends on who controls the evidence. In some cases, sending multiple preservation letters may be necessary because different entities possess different categories of evidence. Potential recipients include:
- Property owners.
- Businesses.
- Insurance companies.
- Trucking companies.
- Employers
- Construction companies.
- Government agencies.
- Product manufacturers.
- Nursing homes.
- Vehicle owners.
What Evidence Can a Spoliation Letter Preserve?
Effective spoliation letters are highly specific, itemizing physical assets, internal paperwork, and digital forensics based on the specifics of each case. The evidence they can help preserve depends on the type of accident.
Truck Accidents
If you meet with a truck accident, it’s safe to assume that the trucking company has access to:
- Driver logs.
- Black box data.
- GPS records.
- Vehicle inspection reports.
- Maintenance records.
- Dashcam footage.
Slip and Fall Accidents
When it comes to personal injury evidence preservation for slip and fall cases, elements that a property owner/manager typically controls include:
- Security camera footage.
- Cleaning logs.
- Inspection records.
- Incident reports.
- Employee statements.
Construction Accidents
Accidents at construction sites are fairly common, and evidence in such cases can come in the form of:
- Safety reports.
- OSHA-related documentation.
- Equipment inspection records.
- Training records.
- Incident investigations.
Product Liability Cases
If you’re planning to file a product liability case, a spoliation letter can get a manufacturer to preserve evidence like:
- Design documents.
- Testing records.
- Internal communications.
- Recall information.
Nursing Home Negligence
Nursing home negligence can result in medical neglect, medication errors, bed sores, malnutrition, dehydration, and other problems. In such cases, evidence that you can get from the facility includes:
- Medical records.
- Care plans.
- Staffing records.
- Inspection reports.

What Happens if Evidence Is Destroyed After Receiving a Spoliation Letter?
When an individual or business receives a spoliation letter and subsequently destroys, discards, or fails to safeguard critical material, New York courts do not treat it as a minor procedural slip. Litigants who tamper with or misplace proof stand to face severe consequences under Section 3126 of the New York Civil Practice Law and Rules, which governs discovery penalties and sanctions.
Can a Court Sanction a Party for Destroying Evidence?
The short answer is yes. New York courts have long recognized that whether evidence is discarded deliberately or out of sheer carelessness, the practical harm to the injured victim remains the same. To secure sanctions for spoliation of evidence, you must generally establish three elements.
- The party having control over the evidence had an obligation to preserve it at the time it was destroyed.
- The evidence was destroyed with a culpable state of mind (in New York, it ranges from intentional bad faith down to ordinary negligence).
- The destroyed evidence was relevant to your claim or defense, such that its loss prejudices your case.
Sanctions for Spoliation of Evidence in New York Courts
New York judges possess broad discretion to tailor remedies matching the severity of a defendant’s conduct and the degree of prejudice suffered by a plaintiff.
- Striking of pleadings. This is the most severe sanction, and it involves a judge striking a defendant’s answer, thereby formally resolving liability in favor of the injured plaintiff. Courts typically reserve this extreme remedy for cases where a defendant deliberately destroyed crucial evidence or engaged in willful non-compliance, or where the destruction completely deprives the plaintiff of any alternate means of proving their case.
- Adverse inference instruction. This is when, at a trial’s close, a judge instructs a jury that the defendant had possession of specific evidence and a duty to preserve it but failed to offer a reasonable explanation for its absence. Then, the jury determines if the missing evidence would have supported the plaintiff’s account of the event.
- Preclusion order. A preclusion order bars a defendant from introducing related evidence or expert testimony. For example, if a trucking company destroys engine control module (ECM) data, a judge may prohibit its accident reconstruction expert from testifying about the vehicle’s speed.
- Monetary fines and legal costs. A court can order a party that destroys evidence to pay the opposing party’s attorney’s fees, deposition costs, and forensic expert fees incurred while tracking down the missing evidence or filing motions to compel.
The Role of a New York Personal Injury Attorney
If you choose to file a personal injury case, you should expect the opposing party’s legal team and insurance company to do their best to minimize their liability. As a result, hiring an experienced personal injury attorney is ideal. Then, you may count on your attorney to:
- Identify important sources of evidence.
- Send spoliation letters.
- Investigate the accident.
- Obtain witness testimony.
- Coordinate inspections.
- Pursue discovery requests.
- Seek court intervention when necessary.
Besides, once the opposing party realizes that your attorney has access to all the preserved evidence, they know that proving liability might be simple. This, in turn, has an effect on settlement negotiations. Simply put, if your attorney gathers strong evidence, the likelihood of getting the compensation you deserve increases.
Conclusion
Spoliation of evidence in personal injury cases can have a significant impact on their outcome, because if you have access to the evidence you need, proving someone else’s fault might be easy. After all, surveillance footage, maintenance records, electronic data, and physical evidence may provide crucial information about what happened and who to hold responsible.
Ensuring that an experienced counsel drafts, serves, and tracks your spoliation letter guarantees that the evidence you need to prove your case remains intact for its day in a New York court.

