Right after a car accident, a fall, a workplace incident, or a dispute with a contractor, most people are focused on getting through the moment — not thinking about a future lawsuit. But the hours and days right after an incident are often when the best evidence exists, and it can disappear fast.
Knowing what evidence to collect after an accident in Ontario — before you have even decided whether to sue — puts you in a far stronger position if the dispute does not resolve on its own.
This is not about turning every bad day into litigation. It is about not losing your options because proof that existed on day one was gone by day thirty.
Why the First Few Days Matter Most
Physical scenes change. Vehicles get repaired or towed away. Businesses close for the season. Memories — yours and everyone else's — start to fade almost immediately. None of that stops just because you have not yet decided whether to pursue a claim.
Collecting evidence early does not commit you to suing anyone. It simply preserves your options while the facts are still fresh and available.
A Practical Evidence Checklist
- [ ] Photos and video of the scene, from multiple angles, taken as soon as safely possible
- [ ] Photos of any visible injury, damage, or defect, and how it changes over the following days
- [ ] Names and contact information for everyone involved, including witnesses who saw what happened
- [ ] Copies of any incident report filed with police, a property owner, or an employer
- [ ] Receipts, invoices, and estimates connected to repairs, replacement, or medical treatment
- [ ] Copies of any relevant contract, agreement, or policy document
- [ ] A written, dated note of your own recollection while it is still fresh
Evidence by Category
| Evidence Type | Why It Matters | How to Capture It |
|---|---|---|
| Scene photos/video | Shows conditions before anything is cleaned up, repaired, or altered | Take wide shots and close-ups, ideally with a visible date/time stamp |
| Witness contact details | Witnesses move, forget, or become hard to reach over time | Ask for a phone number or email on the spot; a short written statement is even better |
| Records and receipts | Confirms cost, timing, and the paper trail behind a claim | Keep originals and digital copies together |
| Communications | Shows what was said, admitted, or promised at the time | Save texts, emails, and voicemails without editing them |
Organizing What You Collect
Keep everything in one place — a folder, a cloud drive, or a simple binder — rather than scattered across a phone, an inbox, and a glovebox. Label items with the date collected and a short description. If a lawyer eventually reviews the matter, a well-organized file saves time and often reduces cost.
How Long You Actually Have to Decide
Ontario's general rule gives you roughly two years from when a claim is discovered to start a lawsuit — as of mid-2026, though some situations trigger much shorter, claim-specific deadlines, so always confirm the period that applies to your situation. That may sound like plenty of time, but the deadline to sue and the window for good evidence are two different clocks — the second one often runs out first. Collecting evidence early protects your position no matter when, or whether, you ultimately decide to pursue a claim.
Frequently asked questions
Do I need to hire a lawyer before I start collecting evidence?
No. You can and should start gathering evidence yourself right after an incident. A lawyer becomes useful once you need help assessing what you have, filling gaps, and deciding whether — and where — to pursue a claim.
What if I was not able to take photos at the scene?
Do the best you can as soon as possible afterward — later photos of ongoing damage, injury progression, or the general area can still have value, even if they are not as strong as same-day images.
Should I give a recorded statement to an insurance adjuster right away?
Be cautious. You are not generally required to give a detailed recorded statement immediately, and it is reasonable to get advice first, particularly for anything beyond basic facts like the date, location, and parties involved.
What if the other party already has their own evidence?
That does not reduce the value of collecting your own. Their version, and their evidence, may differ from yours — having your own independent record protects your position regardless of what they say happened.
This is a litigation question
Start a file online — flat, published fees, reviewed by a licensed Ontario lawyer before a dollar is owed.