To get camera footage after a car accident, identify every camera that might have captured the scene, contact the owner in writing within a few days, and use a preservation letter or subpoena if they refuse. The window is short. Most surveillance systems record on a loop and overwrite themselves in anywhere from a few days to a few months, so the request that arrives on day two often succeeds where the request on day fifteen finds nothing left.
Act Within the First 48 Hours
A gas station camera might hold only a few days of video. A larger retailer or bank might keep 30 to 90 days. Government traffic cameras vary widely by agency and by whether the camera is meant to record at all. The most common reason people lose accident footage isn’t a legal denial; it’s that no one asked before the storage cycled.
Ask even when you aren’t sure a camera caught anything useful. A polite request costs nothing, and a missed recording is gone permanently. If your injuries keep you from doing this yourself, have a family member, friend, or attorney start while you recover.
Find Every Camera That Could Have Seen It
Before you contact anyone, go back to the scene and look. You will usually find more cameras than you expected.
- Traffic and intersection cameras. Many intersections have government-operated cameras, but not all of them record. Some only stream live video to a monitoring center and store nothing. Red-light and speed cameras generally do record. The local department of transportation or traffic management center can tell you whether a specific camera saved anything.
- Business surveillance. Gas stations, banks, restaurants, hotels, and retail stores almost always have exterior cameras covering parking lots and entrances, and those cameras often catch adjacent streets and sidewalks with surprisingly good detail.
- Residential doorbell and security cameras. Home cameras are everywhere now. A house or apartment facing the street near the scene may have recorded the whole thing. Knock on doors.
- Public transit. City buses, light rail cars, and transit stations typically have onboard and platform cameras. If a transit vehicle was nearby, the transit agency may have footage, and requests to transit agencies generally follow the same public records process as other government footage.
- Dashcams. The other driver’s car, or any witness vehicle that stopped, may have a dashcam. Ask on the spot and exchange contact information.
- Bystander cell phone video. Someone standing nearby may have recorded the crash. If you saw anyone filming, get their name and number before they leave.
Gather the Details Before You Ask
Every request goes faster when the camera owner can find the video quickly. Have these ready:
- The exact date and time. “Tuesday at 3:15 p.m.” beats “sometime Tuesday afternoon.”
- A specific address or the nearest intersection. In a parking lot, note the entrance or aisle.
- Make, model, color, and direction of travel for each vehicle involved.
- Your contact information and the police report number. A report number signals a documented incident and makes cooperation more likely.
Asking Businesses and Residents
Private parties have no legal duty to hand you their footage on request. You’re asking a favor, so treat it like one.
Start in person. Visit the business or home, briefly explain that you were in a nearby accident, give the date and approximate time, and ask whether the camera covers the area. Speak with a manager or owner when possible, because an employee often has no authority to release anything. Be specific and don’t linger.
Follow up the same day in writing by email or letter. Put the date, time, location, and your contact information in the message. That written record matters later: if the footage gets erased and you need to show a court you tried to preserve it, you’ll want proof that you asked. If the owner needs to check with corporate or a landlord, get a timeline and follow up before it lapses.
If a private party refuses, note the refusal and move on to the legal tools below. Pressuring a business owner rarely changes the answer and can make cooperation harder later.
Requesting Government Footage
Government-operated cameras require a formal records request. You can’t walk into a DOT office and ask someone to pull up video.
Traffic and Transportation Cameras
Contact the agency that operates the camera, usually a city or county department of transportation or traffic management office, and submit a written public records request with the date, time, and exact location. Every state has its own open records law. The federal Freedom of Information Act applies only to federal agencies, not state or local ones, so a request for city traffic footage runs under that state’s version of the law.1FOIA.gov. Freedom of Information Act – How to Make a FOIA Request
Expect a processing fee for staff time to search, review, and copy records. Some agencies waive small fees; others bill from the first minute. Ask about costs before the agency begins work.
Some government cameras genuinely don’t store anything. If the agency says no recording exists, that may be accurate rather than a refusal.
Police Body and Dashcam Video
If officers responded, their body-worn cameras and patrol car dashcams may have recorded the scene, vehicle positions, road conditions, and driver and witness statements. This footage sits with the law enforcement agency, not the transportation department, so it’s a separate request. Send a written records request to the police department’s records division and include your police report number.
Retention periods for non-evidentiary police video commonly range from 30 days to several years. If the footage is tied to an active investigation or pending prosecution, the agency may withhold it. Federal FOIA Exemption 7 protects law enforcement records that could interfere with enforcement proceedings, and most state open records laws have similar carve-outs.2U.S. Department of Justice. FOIA Guide – Exemption 7 If your request is denied on those grounds, resubmit once the investigation closes.
When the Answer Is No
A refusal doesn’t end the process. Two legal tools can force it, and both work best with an attorney involved.
Preservation Letters
A preservation letter, sometimes called a spoliation letter, tells the camera owner in writing that the footage is relevant to a potential legal claim and must not be deleted. It doesn’t compel production, but it puts the owner on notice that destroying the recording carries consequences. A party that intentionally destroys relevant electronic evidence after litigation is reasonably foreseeable can face sanctions ranging from an adverse inference instruction, where the jury is told to assume the lost footage was unfavorable, to dismissal of their claims or entry of default judgment against them. Courts treat this seriously, and the threat alone is often enough to get a business to hold a recording even before they’ll release it.
Send the letter early. You can write one yourself, but a letter on an attorney’s letterhead carries more weight. Include the date and time of the accident, the camera location, a clear preservation demand, and a warning about the consequences of destruction.
Subpoenas
If preservation isn’t enough, a subpoena can compel the footage. A subpoena duces tecum directs a person or business to produce designated documents, electronically stored information, or tangible things in their possession.3Legal Information Institute (LII) at Cornell Law School. Federal Rules of Civil Procedure Rule 45 – Subpoena It’s a court-backed order, not a request, and ignoring one can result in contempt.
Subpoena power generally requires an active lawsuit, though some states allow limited pre-suit discovery. That’s why timing matters: if you expect to need a subpoena, get a preservation letter out immediately to keep the footage alive while the case is being prepared.
Protect Your Own Dashcam or Phone Video
If your dashcam or phone caught the accident, that recording needs the same protection. Dashcams overwrite on a loop, so your video can disappear if you keep driving on the same memory card.
Pull the memory card as soon as it’s safe. Transfer the file to a computer and make at least two backup copies on separate devices, such as cloud storage and an external hard drive. Label each copy with the date, time, and location. Don’t edit, crop, or alter the file. Give your attorney or insurance company a copy, never your original memory card or device. Hand over the only copy and lose it, and you have nothing.
Keep the Footage Usable in Court
Obtaining video is only half the job. If it can’t be authenticated, it may be excluded. Federal Rule of Evidence 901 requires the party offering evidence to show it’s what they claim it is, which for video means demonstrating that the recording system worked properly and that the footage hasn’t been altered. Authentication usually comes from a witness who was present and can confirm the video accurately depicts what happened, or from someone familiar with the recording system who can describe how it works.4Legal Information Institute (LII) at Cornell Law School. Federal Rules of Evidence Rule 901 – Authenticating or Identifying Evidence
Chain of custody matters here. Document every person who handles the footage from the moment it leaves the original system to the moment it reaches the courtroom. Log who accessed the file, when, and why. Keep the original in a secure location and work only from duplicates. Limit how many people touch it.5National Institute of Justice. Law 101 – Legal Guide for the Forensic Expert – Chain of Custody A broken chain won’t automatically make video inadmissible, but it gives the other side ammunition to argue for exclusion or reduced weight.
Don’t do anything that could look like tampering. No cropping, stabilizing, slowing, or enhancing on your own. If technical work is needed to bring out relevant detail, have a qualified forensic expert do it and document every step. The original file stays intact.
Event Data Recorders and Built-In Vehicle Cameras
Most modern vehicles have an Event Data Recorder, sometimes called a black box, that captures speed, braking, throttle position, seatbelt status, and other data from the seconds around a collision. An EDR doesn’t record video, but it can reconstruct what happened when cameras can’t. The data is retrieved with specialized diagnostic tools.
Under federal law, EDR data belongs to the vehicle’s owner or lessee. No one else can access it without written consent, a court order, or a narrow set of exceptions like emergency medical response or anonymized safety research.6Office of the Law Revision Counsel. 49 USC 30101 – Purpose and Policy, Section 24302 The rule runs both ways. If the other driver’s EDR holds data that could prove fault, you’ll typically need a court order or their consent. An attorney can help get that data preserved before the vehicle is repaired or scrapped.
Some newer vehicles have built-in camera systems that record while driving and while parked. Tesla’s Sentry Mode and dashcam features, for example, store recordings on the vehicle’s onboard storage. Tesla does not receive or retain them, so the only way to get that footage is from the vehicle’s owner or the physical drive in the car, not from the manufacturer.7Tesla. Obtain a Copy of the Data Associated With Your Tesla Account If the other driver won’t share voluntarily, your options are the same as with EDR data: a court order or their written consent. A preservation letter sent early can at least keep the footage from being wiped before you have the legal tools to compel production.
File a Police Report
A police report does more than document the crash for insurance. Responding officers may note or collect nearby camera information as part of their investigation. If a criminal traffic violation is suspected, law enforcement can obtain footage through channels not available to private citizens, including direct requests to businesses that would otherwise decline. A report number also makes every other footage request more credible by showing the incident is officially documented. If officers didn’t respond at the scene, file a report yourself as soon as you can. Most jurisdictions allow after-the-fact reports, and that paper trail supports every request you make from there.