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RDR / Evidence and expert work / Evidence for insurance claims

Insurance claims · evidence work, Reading

Insurance claim evidence, Reading. A hash value can be tested; a phone video of a monitor cannot.

It's not your honesty that an adjuster is evaluating. The question is whether your file is actually what it claims to be, and what settles it is the export the recorder made and the hash values taken from it, along with a written description of the route it took off the disk. Claims are civil matters. The Regulator's statutory Code governs criminal proceedings in England and Wales, so it does not govern this, and nothing here calls for accreditation. We do not hold accreditation in any form in any case, and the report states as much at the top. If something cannot be read, that is documented in writing too. From £800 + VAT, agreed in writing before anything starts.

Outside the criminal regime The box's own export Findings, plus the gaps

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What an adjuster can actually check.

The format the recorder wroteRecorders produce files in their own proprietary formats, which means most ordinary players cannot read them. If you re-encode the file, or film it being displayed on a screen, then pixels shift, timing changes, and frame references change along with them. The native file comes off, and so does a copy that can open anywhere.
The box's own clockMore claims revolve around the clock than anything else stored on a disk. Clocks drift. On installation day, clocks get set incorrectly. More often than not, no one adjusts them for British Summer Time. A stamp showing 02:10 does not prove that something occurred at 02:10. The clock offset is measured against a reference at acquisition, and the figure is included in the report.
Continuity, kept on paperAn exhibit reference. MD5 and SHA-256 hashes, top and tail. Each handover date logged on the record. Notes taken during the course of the work. Anything created from the master has an exhibit reference of its own.
The material that would not readA report that steps round the gaps will be worthless to an adjuster. Material that has already been overwritten cannot be recovered. Neither can encrypted material where there is no key available. If the box did not record anything, then nothing can be produced. The report says which of these is the case, and identifies any images that have come back without their timing information.

Five claims this turns up on.

Not here? Tell us what it is doing →
The kind of claimWhat reaches our benchWhat it can prove
A break-in, or a theftThe recorder, or the disk taken from a recorder which has stopped workingThe period around the incident, exported in the format written by the box
A unit lost to water, smoke or heatThe drive out of the damaged machineInvoices, schedules and photographs still held on the machine
A vehicle claimThe dashcam card itself, not a clip somebody sent onThe camera's full data file (GPS, speed and sensor channels, which any forwarded MP4 would lose), with a note of what the forwarded version lost
A company documenting its lossThe drive that held those recordsA hashed list of everything that can still be read from the disk, plus a plain account of what cannot be told from the disk at all
A liability disputeA recorder that each party thinks backs their own accountOne set of exports, sent identically to each, with a method either of the two can run again
Sending it to the lab: get a quote first, by phone or using the form. Send it by tracked, insured post to the Oxford intake lab, or drop it off at the Oxford intake lab (Monday to Friday, 9am to 5:30pm, no appointment needed). The return leg is at our expense. Need help packing? Call us before sealing your box and an engineer will tell you what to pack and what to leave out. All remaining details are on our packing and posting page.

What we do, in order.

How other jobs ended →
01

Say what has happened, in confidence — the figure follows in writing Free

The first scoping call costs nothing. There will be no chargeable work on your case until you have a price in writing. The purpose of this call is to define the scope of the work. Specifically, we identify all relevant events, the accounts and machines involved and, most importantly, what the evidence needs to prove. Forensic instructions begin at £800 + VAT, and the scope decides where yours lands.

The call stays confidentialA fixed price, in writingThe question it has to settle
02

Stop the recorder today

As long as the recorder remains powered on, it will continue to write, the oldest material being replaced by the newest. Claims move far more slowly than that loop. A manual cannot tell you how much time is left before the material is gone; that depends on capacity, number of channels, resolution, and how the unit was set up. Turn the power off first. Then ring.

Recording stopped in timeThe hold notice on file
03

Who is entitled to authorise it

Examining a machine without authority is illegal under section 1 of the Computer Misuse Act 1990, so each job records who authorised the work and on what basis. The landlord stands in one position, the employer in a second, and the owner of the van in a third.

Authority written downComputer Misuse Act 1990 checked
04

Exported in the format the box wrote

You receive two files. The first is the native export, with whatever player will open it; the second plays anywhere. What was required to convert the first into the second is documented, not hidden in a viewing application. Both carry MD5 and SHA-256, and the report records the offset between the box's clock and real time.

Native export and a playable copyClock offset in the report
05

The bundle, hashes and handover log

Give the other side a finding they cannot check or test, and you are giving them an argument. So it all goes in the bundle: exhibit numbers, the image each conclusion came from, dated handovers, the hashes, and the working notes typed while the job was running. The examiners on the other side will be able to re-run everything and come to the same answer.

Every finding tied to an exhibitHash values kept, every move loggedRepeatable, step for step

What we say before any claim work starts

  • Proving the loss is a job in itself: a farm office out beyond Theale, or the premises of a small company on one of the Reading estates, will still need to prove what the machine stored. We report what reads, and what the disk itself has recorded; nobody can magically produce an inventory of missing files.
  • Somebody must be entitled to consent: the landlord, employer or van owner. Three different positions, and we ask the question before a disk leaves its housing.
  • The recorder will not pause for a claim: the gate camera continues writing regardless of where the insurance company has got to. Stop the recording; once it is stopped, take all the time you need.
  • An unstated method is a gap: if the report does not say who made the copy, and how, the other side will raise it sooner than you do.

Worth knowing before you instruct anybody: since 2 October 2025, version 2 of the Regulator's statutory Code has been in force. It requires compliance with ISO/IEC 17025 for two things that matter here, namely extracting data from digital storage and recovering CCTV footage. However, this applies only to work done for a criminal prosecution, in England and Wales. A claim under your insurance policy is not a criminal prosecution. No accreditation of any type is held here, and that is clearly stated first in every report we produce.

How one of these actually went.

RG · RDG-2026-2010ON FILE ✓

A Newbury loading bay, a date in dispute, and a clock never reset

A haulier and a food producer had a disagreement over the day a pallet had been damaged, and the only record of it sat on the yard gate recorder. Its clock had not been set for British Summer Time. The offset was measured, the recorder's own export was taken, and both times appeared in the report. It settled after exchange.

Wound upafter the exchangeCPR Part 35 throughout

What helps, and what makes it worse.

First things to do

  • Turn off the recorder's power today: each hour it runs costs you material
  • Send the policy or claim reference with it
  • Identify who owns the box and who can authorise the work
  • Get a quote first, then post the recorder, or the disk from it, but not a forwarded clip

What makes it worse

  • Connecting the recorder's disk to a Windows machine
  • Allowing an installer to bring the box back to life with a factory reset
  • Pointing your phone at the screen, then sending that video in
  • Waiting for an answer from the insurer before stopping the recording

What people ask before they send it.

Must a claim go to an accredited examiner?

No. ISO/IEC 17025 is required under the Regulator's Code for work done for a criminal prosecution in England and Wales. A claim on a policy is civil, so this requirement never reaches it. Accreditation is not held here, whatever the matter, and the opening page of each report says so. If a claim later becomes criminal, we will tell you in writing.

Why is a video of the screen no good?

The footage has been round a monitor, through a phone's camera lens and out through a re-encode. So what the recorder originally wrote, timing included, does not come out at the other end of that process. Insurers want exactly what the box produced, with a hash on it.

Can you tell which files have gone?

We can list whatever still reads, and report what the disk records about the rest. Overwritten material is reported as overwritten. Guesswork is not on the menu.

Who must give permission to examine it?

Somebody with the legal right to give it. Unauthorised access to a computer is an offence (section 1 of the Computer Misuse Act 1990), so each case file records the basis for the work. A landlord stands in one position, an employer in another, the owner of a van in a third, and a driver in a fourth.

Keep the exhibit exactly as it was found.

When asking about the loss, the insurer will want to know what happened to the disk between the loss and the report. The proper answer is nothing. Do not power up the disk. Get a quote first, by phone or with the form, then post it to the Oxford intake lab or drop it off there, Monday to Friday, 9am to 5:30pm, no appointment needed. The first look is free, our fees are set out in writing, and what we find goes to the party who instructed us.

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