VC·Lawyers®
Back to Blog

Denied Accident Benefits in Ontario? How to Dispute Your Insurer at the LAT

Rain streaming down a tall glass window at dusk, blurred amber city lights beyond
On this page

You were hurt in a car crash. You did the right things. You reported the accident, filled out the forms, and started treatment. Then a letter arrived from your own insurance company. It said no. No to your treatment plan, no to your income cheque, or no to a benefit you were counting on to get through the month.

That letter can feel like the end of the road. It is not. In Ontario, a denial from your insurer is not the final word. It is the start of a process. You have the right to challenge the decision at an independent tribunal, and many denials are overturned once the right medical evidence is put in front of a decision maker.

This guide explains, in plain words, what to do when you have denied accident benefits in Ontario. It covers where you dispute a denial, the deadline that starts ticking the moment the insurer says no, the step by step process at the Licence Appeal Tribunal, the most common reasons insurers deny benefits, and how people push back and win. It also walks through a real Ontario tribunal decision so you can see how these disputes actually play out.

None of this is legal advice. It is general information to help you understand your options. If you were denied, the smart move is to talk to a personal injury lawyer who can read your denial, protect your deadline, and build the case to reverse it. You do not have to accept the first no.

What does it mean when your accident benefits are denied?

Accident benefits are payments and services your own auto insurer provides after a crash. They are meant to help you right away, no matter who caused the accident. They cover things like physiotherapy, medication, assessments, attendant care, and, if you bought the coverage, part of your lost income. We explain how the whole system works, and how the rules changed on July 1, 2026, in our guide to Ontario's 2026 accident benefits overhaul.

A denial happens when the insurer decides it will not pay for something you asked for. Sometimes it is a single treatment plan that gets turned down. Sometimes it is a whole category of benefit, like income replacement, that gets stopped or refused. Sometimes the insurer says your injury is only a minor injury, which caps your treatment funding at a low level. And sometimes the insurer takes the position that what happened to you was not even an accident under the rules, which would shut the door on every benefit at once.

A denial is not proof that you are wrong. Insurance companies deny benefits for many reasons. Some denials are based on a single report from a doctor the insurer hired. Some are based on a paperwork issue. Some are simply wrong. The insurer is one party with its own interest in keeping costs down. It does not have the last say. An independent tribunal does.

The important thing to understand is that a denial triggers your rights. Once you are denied, a clock starts running, and a path opens up to fight the decision. If you know how that path works, a denial becomes a problem you can solve rather than a door slammed in your face.

What are accident benefits, and why do insurers deny them?

Before we get to the dispute process, it helps to know what you are fighting for and why the fight happens.

After a crash, you apply to your own insurer for accident benefits. You send in an application and, for treatment, your health providers send in treatment plans that describe the care you need and what it costs. The insurer reviews each request. It can approve it, deny it, or ask you to attend an assessment with a professional it chooses so it can get its own opinion.

That assessment is where many denials come from. The insurer is allowed to send you to its own medical examinations, sometimes called insurer examinations. A professional hired by the insurer reviews your file, and often examines you, then writes a report. If that report says your treatment is not needed, or that you can return to work, or that your injury is minor, the insurer usually relies on it to deny the benefit.

Here is the tension. Your treating doctors and therapists, the people who actually see you week after week, may say one thing. The insurer's assessor, who may have met you once or only read your file, may say the opposite. When those opinions clash, the insurer tends to prefer the opinion that costs it less. That is how a person who is clearly still in pain and still off work ends up with a denial letter.

So a denial is often just a disagreement between medical opinions. And a disagreement between medical opinions is exactly the kind of thing the dispute process is built to resolve. The tribunal looks at both sides and decides who is more persuasive. When your evidence is strong, well organized, and comes from credible treating providers, you have a real chance to win.

Where do you dispute a denied accident benefit in Ontario?

If your insurer denies an accident benefit, you challenge that denial at the Licence Appeal Tribunal, usually shortened to the LAT. Within the tribunal, the branch that handles these car accident cases is called the Automobile Accident Benefits Service, or AABS. When people say they are "going to the LAT" or "filing at AABS," they mean the same thing.

This is set by law. Section 280 of the Insurance Act says that disputes about a person's entitlement to statutory accident benefits are resolved at the Licence Appeal Tribunal. The tribunal has the job of deciding these fights between injured people and insurers.

There is an important date to know. Since April 1, 2016, accident benefit disputes go to the LAT and not to the courts. Before that date, people could sue their insurer in court or go through an arbitration service over accident benefits. That changed. Now the LAT is the place. You cannot start a regular lawsuit against your own insurer over a denied accident benefit the way you might have years ago. The tribunal route is the route.

This matters because a lot of older information floating around online talks about suing your insurer or going to arbitration over benefits. That path is closed for accident benefit disputes. If you read something that tells you to sue your accident benefits insurer in court, it is out of date. The current answer is the LAT.

One thing to keep separate in your mind. The LAT deals with accident benefits, which come from your own insurer. It does not deal with your right to sue the driver who caused the crash. That lawsuit against the at fault driver is a completely different claim, handled in court, for things like pain and suffering and your full losses over time. Most seriously injured people pursue both at once. If you want to understand how the lawsuit side works alongside benefits, our guide on getting accident benefits even when the crash was your fault explains the two track system.

How do you read a denial letter, and why does it start your clock?

The denial letter is the most important piece of paper in your file after a refusal, so read it slowly and keep it safe.

The law requires the insurer to explain itself when it denies a benefit. A proper denial has to give you the medical and any other reasons for the refusal. If the denial is based on an assessment, the insurer generally has to tell you that and give you a copy of the report it relied on. The denial also has to tell you about your right to dispute the decision and how to do it. In short, the insurer cannot just say no and stay silent. It has to show its reasons and point you to your options.

Why does this matter so much? Because a clear, proper denial is what starts your deadline to dispute. And a denial that is vague, incomplete, or missing the required information may not start that clock at all. Whether a denial was valid, and whether it actually started your time running, can itself become an issue in your case. That is a technical point, and it is one of the reasons it helps to have a lawyer look at the letter.

When you get a denial, look for a few things. What exactly is being denied? Is it one treatment plan or a whole benefit? What is the reason given? Is it based on an assessment, and if so, whose? What is the date of the denial? And what does the letter say about your right to dispute and any time limit? Write the date down and mark your calendar, because that date is the one that matters.

Do not throw the letter away, and do not ignore it because it upsets you. Every denial letter is a piece of the puzzle. If you end up disputing, these letters become part of the record. Keep them all, in order, along with the envelopes if you can, because the timing of when things were sent and received can matter.

What is the deadline to dispute a denied accident benefit in Ontario?

This is the most important part of this whole guide, so read it carefully.

You generally have two years from the day the insurer refuses a benefit to start your dispute at the LAT. This two year limit comes from section 56 of the Statutory Accident Benefits Schedule, the rulebook for these benefits, which is Ontario Regulation 34/10. The clock runs from the insurer's refusal of the specific benefit, not from the date of the accident.

Read that again, because it trips people up. The two years runs from the refusal. Each denial can have its own two year window. If your insurer denies a treatment plan today, you generally have two years from today to dispute that particular denial. If it denies your income replacement benefit next year, that denial has its own two year window from when it happens.

Missing the deadline is serious. If you let the two years pass, the insurer can argue that you are barred from disputing, and the tribunal may agree and refuse to hear your case. That would mean losing the right to challenge the denial no matter how strong your medical evidence is. A missed deadline can end an otherwise winning case. That is why the date on the denial letter is so important.

There is some relief in certain situations. The law and the tribunal have recognized that a strict deadline can be unfair in some cases, and there is a limited ability to ask for permission to proceed even after the two years, in what is sometimes called relief from the limitation period. A limitation period is simply the legal name for a deadline like this one. Whether that relief is available depends on factors like the reason for the delay, whether you had a good faith intention to dispute, how long the delay was, whether the insurer is prejudiced by the delay, meaning the delay harmed its ability to respond, and the merits of your case. This relief is not automatic and it is not guaranteed. You should never count on it. The safe approach is to treat the two year deadline as a hard wall and act well before it.

Here is the practical takeaway. The moment you get a denial you disagree with, note the date and start the process of challenging it long before two years pass. Do not wait until the last month. Building a strong dispute takes time, because you often need new assessments and reports, and those take weeks or months to arrange. If you are anywhere near a deadline, speak to a lawyer immediately. Protecting the deadline is the first thing a good lawyer does when a denied client walks in the door.

What is the Licence Appeal Tribunal, and what is AABS?

The Licence Appeal Tribunal is an independent tribunal that resolves many kinds of disputes in Ontario, including accident benefit disputes. It is not part of your insurance company, and it is not a court. It is a neutral body with adjudicators whose job is to hear both sides and decide.

The part of the LAT that handles car accident benefit disputes is the Automobile Accident Benefits Service, known as AABS. When you file a dispute over denied accident benefits, this is where it goes. An adjudicator, sometimes called an arbitrator or a member of the tribunal, is assigned to your case. This person runs the process, holds the hearing, and writes the decision.

The tribunal is designed to be more accessible than a courtroom. You do not need to wear a suit and stand before a judge in a formal courthouse. Many steps happen by phone, by video, or in writing. That said, do not mistake informal for easy. The insurer will usually be represented by experienced lawyers who do these cases every day. The rules of the tribunal are real, the deadlines are real, and the quality of your evidence decides the outcome. Coming in prepared matters.

The tribunal's decisions are public. Many of them are posted on CanLII, a free website that publishes Canadian court and tribunal decisions, at canlii.org. That means you can actually read how adjudicators have decided cases like yours. Later in this guide we walk through one real decision so you can see the reasoning in action.

What are the steps in a LAT dispute, from start to finish?

The LAT process follows a clear path. Once you know the steps, the whole thing feels far less mysterious. Here is what happens, in order, in plain language.

Step one: file your application

You start by filing an application with the LAT that says what benefit was denied and what you are asking the tribunal to decide. The application identifies you, your insurer, the accident, and the specific benefits in dispute. You attach the denial and the key documents. This is the formal step that opens your case and stops the deadline clock, so getting it filed in time is what protects your rights.

Be specific about what you are disputing. If several treatment plans and a benefit were denied, list each one. The tribunal decides the issues you put in front of it, so leaving something out can mean it does not get addressed. A lawyer will make sure the application captures everything that is in dispute.

Step two: the case conference

After you file, the tribunal schedules a case conference. Think of this as a settlement and planning meeting. It is usually held by phone or video, not in a courtroom. You, or your lawyer, and the insurer's representative meet with a tribunal adjudicator.

The case conference has two goals. The first is to try to settle. Many disputes resolve at or after this stage, because once both sides have to explain their positions to an adjudicator, the weaknesses in a denial can become obvious, and the insurer may decide to approve the benefit or offer a resolution. The second goal is to plan the rest of the case if it does not settle. The adjudicator and the parties sort out what the real issues are, what documents and assessments each side will exchange, whether any preliminary questions need to be decided first, and what kind of hearing will happen and when.

The case conference is a real opportunity, not a formality. Going in with your evidence organized and your position clear can lead to a resolution without ever needing a full hearing. It also sets the schedule you will have to follow, so pay attention to the deadlines that come out of it.

Step three: the hearing

If the case does not settle, it goes to a hearing. This is where the dispute is actually decided. The LAT holds hearings in three formats, and the format is chosen based on the case.

A written hearing is done entirely on paper. Both sides submit written materials, evidence, and arguments, and the adjudicator decides based on what is written. There is no live testimony. Many accident benefit disputes, especially ones that turn mostly on medical reports, are decided this way.

An in person hearing is the traditional format where people attend and give evidence live, and witnesses can be questioned. These are less common now but still used for cases that need live testimony, for example where credibility is central.

A video hearing is held over a video platform, so people attend from wherever they are. This has become common. It allows live testimony and questioning without everyone travelling to one room.

Whatever the format, the core is the same. You present your evidence that the benefit should be paid. The insurer presents its evidence that it should not. Medical reports, treatment records, and expert opinions carry a lot of weight. In hearings with live testimony, you may testify about your injuries and how they affect your daily life, and the assessors on each side may be questioned about their opinions.

Step four: the decision

After the hearing, the adjudicator issues a written decision. The decision explains who won, why, and what the insurer has to do. If you win, the decision can order the insurer to pay the denied benefit, and in some cases to pay interest and, where the conduct was serious enough, an extra award for unreasonable withholding of benefits. The written reasons walk through the evidence and explain how the adjudicator weighed it.

Decisions can take some time to arrive after the hearing. When it comes, read it closely with your lawyer. It tells you not just the result but the reasoning, which matters if you are considering a next step.

Step five: reconsideration

If you disagree with the decision, you are not necessarily finished. You can ask the same tribunal to take another look through a request for reconsideration. This is not a fresh hearing. It is a request for the tribunal to correct a decision on specific grounds, such as a significant error of law or fact, a breach of fair process, or important new evidence that could not reasonably have been available before. There is a time limit to ask, so if you are thinking about reconsideration, move quickly and get advice.

Those are the five steps. File, case conference, hearing, decision, and, if needed, reconsideration. Most cases move through the early steps and many settle along the way. Knowing the path helps you see that a denial is the beginning of a process with real off ramps and real chances to win.

Can you still go to court after a LAT decision?

Yes, in limited ways, and this is an area that recently got clearer thanks to the Supreme Court of Canada.

Even though accident benefit disputes go to the LAT, the courts still have a role at the end of the road. There are a few ways a LAT decision can be taken further. One is the reconsideration we just described, inside the tribunal. Another is an appeal to the Divisional Court, which is part of the court system, on a question of law. That means if the tribunal got the law wrong, you may be able to appeal that legal error to the court. A third is judicial review, which is a separate way of asking a court to review a tribunal's decision.

For years there was a debate about whether judicial review was available when there was already a limited right of appeal on questions of law. The Supreme Court of Canada settled a big part of that debate in Yatar v. TD Insurance Meloche Monnex, a 2024 decision. In that case, which came out of an Ontario accident benefits dispute, the court confirmed that judicial review in the courts remains available alongside the LAT dispute route, even where the statutory appeal is limited to questions of law. In other words, the narrow appeal right does not wipe out the ability to seek judicial review for other kinds of errors. Courts still keep discretion over whether to grant that review, but the door is open.

You do not need to master the fine points of this to know the practical message. A LAT decision is usually not the very end. There are recognized ways to challenge it, in the tribunal and in the courts, and the Supreme Court has confirmed that the court based review route survives. These later steps are technical and have strict deadlines, so they are firmly a job for a lawyer. But it is reassuring to know they exist.

What are the most common accident benefit denials, and how do you fight each one?

Most denials fall into a handful of familiar categories. Knowing which one you are facing helps you understand how to answer it. Here are the common ones and how people push back.

Common denialWhat the insurer saysHow you fight back
Treatment plan refusedNot reasonable and necessaryStrong reports from treating providers and independent assessments
Kept in minor injury capYour injury is only minorEvidence of injuries beyond the minor list, or a condition that removes the cap
Income benefit stopped at 104 weeksYou can do some other jobVocational and medical evidence on the harder any occupation test
Not an accidentThe car did not directly cause itEvidence and consistent facts showing the vehicle was the direct cause
Benefits cut off for a form or examYou missed a form or an assessmentFix the gap fast and show any good reason for the miss

"Not reasonable and necessary" treatment denials

This is the most common denial of all. Your therapist submits a treatment plan for more physiotherapy, or for psychological care, or for an assessment, and the insurer sends it to its own examiner. The examiner writes that the treatment is not reasonable and necessary, and the insurer denies it.

The way you fight this is with better medical evidence. The tribunal decides whether the treatment is reasonable and necessary by weighing the opinions on both sides. So you build the record. Detailed reports from the providers who actually treat you carry real weight, because they know your progress and your setbacks. Independent assessments from qualified professionals who examine you and explain, with reasons, why the care is needed can be decisive. The goal is to show the adjudicator that the weight of credible medical opinion supports the treatment, not the single report the insurer relied on to say no.

Being wrongly kept in the minor injury cap

Ontario has a category called the minor injury, which comes with a low treatment funding cap of $3,500 under what is called the Minor Injury Guideline. A minor injury means things like sprains, strains, and whiplash. Insurers often place people in this category early, which limits treatment money to that $3,500. If your injuries are more serious than that, being stuck in the cap can starve your recovery of funding.

You fight this by showing your injuries go beyond the minor injury list, or that you have a condition that takes you out of the cap. Evidence of things like a chronic pain condition, a psychological injury, or another impairment that does not fit the minor injury definition can move you out of the guideline and unlock the much higher funding limits. This is a common and winnable dispute. We explain the cap and how people get out of it in our guide to the Minor Injury Guideline and the $3,500 limit.

Income replacement stopped at the 104 week mark

The income replacement benefit replaces part of your income when you cannot work because of the crash. There is a built in turning point at 104 weeks, which is two years. For the first 104 weeks, you qualify if you cannot do the essential tasks of your own job. After 104 weeks, the test gets harder. You only keep the benefit if you cannot do any job you are suited for by your education, training, or experience. This is called the any occupation test.

Insurers very often stop the income replacement benefit right at that 104 week mark. They take the position that even if you cannot do your old job, you could do some other kind of work, so the benefit ends. This is one of the most common denials people bring to the LAT.

You fight it with evidence aimed at the harder test. Medical evidence about your real limitations, combined with vocational evidence about what jobs you could actually perform given your restrictions, your skills, and your background, is the heart of these cases. It is not enough for the insurer to point to some theoretical job. The question is whether you are truly able to do work you are suited for. Our detailed guide on income replacement benefits explains the two stage test and how these disputes are won.

Disputes over whether it was even an "accident"

Some denials go to the root of everything. The insurer says the incident was not an accident as the rules define it, which would mean no benefits at all. The definition requires that the use or operation of a vehicle directly caused your injury. If the insurer can argue that something else caused the injury, or that a vehicle was not really involved in the required way, it may deny on this basis.

These cases turn on the facts and the law about causation. You fight them by showing, with consistent evidence, that a vehicle directly caused your injury. The example we walk through below is exactly this kind of dispute, and it shows how much the details and the consistency of your account can matter.

Benefits cut off for a missed form or a missed assessment

Sometimes the denial is not about your medical condition at all. The insurer stops a benefit because you missed a required form, did not attend an assessment it scheduled, or did not provide information it asked for. The system runs on forms and deadlines, and a paperwork gap can trigger a cut off.

The way to handle this is to fix the gap as fast as possible and to show any good reason for the miss. If you missed an assessment because you never got the notice, or because of a medical emergency, that matters. Attending promptly once you can, and documenting why the miss happened, can get a benefit reinstated. The lesson is to take every letter from the insurer seriously and respond to it, because ignoring a request can hand the insurer a reason to stop paying.

A real Ontario example: the Bidima decision

To see how a dispute over whether an incident was an accident actually plays out, look at a real Licence Appeal Tribunal decision, Bidima v. Northbridge General Insurance Company, a 2026 decision reported on CanLII. It is a helpful example because it shows the process, the tests the tribunal applies, and how much the evidence matters.

Here is what happened. The applicant, Ursula Bidima, was a pedestrian. In the early morning of September 1, 2022, at about 1:00 a.m., she was crossing the street on her way to a night shift at a food factory. She said a truck approached, she reacted, and she fell and was injured. She applied to her insurer, Northbridge, for accident benefits, including the income replacement benefit. The insurer denied all of her claims. Its position was that the incident was not an accident as defined in the rules. She then applied to the LAT to resolve the dispute.

The case moved through the normal steps. The parties held a case conference in March 2026, and a written hearing was scheduled. The insurer raised two preliminary issues that the tribunal decided in writing first. One was whether the event was even an accident. The other was whether she had missed the two year limitation period to dispute. The substantive claim behind it all was her income replacement benefit.

To decide whether it was an accident, the adjudicator applied a two part test that Ontario courts have set out, drawing on the Court of Appeal decision in Economical Mutual Insurance Company v. Caughy. The first part is the purpose test, which asks whether the incident arose out of the ordinary use or operation of a vehicle. The second part is the causation test, which asks whether the use or operation of the vehicle directly caused the injury.

The adjudicator found the purpose test was met. A vehicle being driven on the street is an ordinary and well known use of a car, so that part was satisfied. The case turned on the causation test, and this is where the applicant's claim fell apart. The evidence showed she had given four different versions of what happened, and there was no corroboration, meaning no police report and no witness statement, to establish that the truck was in dangerous proximity or that it struck her. On the accounts available, she had already begun crossing the street when she noticed the vehicle, and she fell as she crossed.

The adjudicator concluded that the fall, not the vehicle, was the direct and dominant cause of her injuries. The vehicle was approaching in the distance and was ancillary to the injury. Because the use or operation of the vehicle did not directly cause the impairment, the incident did not meet the definition of an accident, and she was not entitled to the benefits she claimed. Since the event was not an accident, the tribunal did not need to decide the limitation period question at all.

There are useful lessons here for anyone facing a denial. First, physical contact with the vehicle is not strictly required for an event to be an accident, but you still have to prove the vehicle directly caused the injury, and that takes evidence. Second, consistency matters enormously. Four different versions of events, with no independent proof, made it impossible for the adjudicator to find in her favour. Third, corroboration is powerful. A police report or a witness statement can be the difference between winning and losing. And fourth, the process worked exactly as designed, with an application, a case conference, a written hearing, and a reasoned decision.

This decision went against the injured person, which is an honest reminder that these disputes are not automatic wins. But it also shows precisely what strong evidence looks like and why it counts. Many denials are overturned when the injured person brings clear, consistent, well supported evidence. The Bidima case shows the flip side, where gaps in the evidence decided the outcome. You can read decisions like this yourself on CanLII, which is a good way to understand how adjudicators think.

What evidence do you need to overturn a denial?

Since these disputes are decided on evidence, it is worth being clear about what strong evidence looks like. The better your record, the better your chances.

Your treating providers are your foundation. The doctors, physiotherapists, chiropractors, psychologists, and other professionals who see you regularly can describe your injuries, your treatment, your progress, and your setbacks with real credibility, because they know you over time. Their clinical notes and their reports are the backbone of most successful disputes. Make sure they understand what has been denied and why, so their reports speak to the actual issue.

Independent assessments add power. When a qualified professional examines you and writes a detailed report explaining, with reasons, why the treatment is needed or why you cannot work, that report can directly answer the insurer's assessor. The tribunal weighs these opinions against each other, so having a strong, well reasoned assessment on your side matters a great deal.

Consistency ties it all together. As the Bidima case showed, an account that shifts from one telling to the next undermines your credibility. Your description of the accident and your symptoms should line up across your forms, your medical records, and your statements. Small honest differences happen, but big contradictions hurt you.

Corroboration strengthens everything. Police reports, witness statements, employment records that show you stopped working, and records that document your limitations all support your account with something beyond your own word. Where corroboration exists, gather it.

Finally, keep everything. Save every letter, form, report, receipt, and email. Keep a simple record of your symptoms and how the injury affects your daily life, your work, and your family. Track your appointments and your expenses. This ongoing record becomes evidence, and it is far easier to build as you go than to reconstruct later.

How long does a LAT dispute take?

There is no single answer, because it depends on the case, but you can expect a dispute to take months, and a complex one can take longer than a year from filing to decision.

The early steps move relatively quickly. After you file, a case conference is scheduled within a few months. Many cases resolve at or shortly after that stage, which can bring things to a close faster. If the case proceeds to a hearing, the timeline stretches, because both sides need time to exchange documents, complete assessments, and prepare. A written hearing can be resolved once all the materials are in and the adjudicator has time to decide. Then the written decision itself takes some time to be released.

Several things affect the length. How complex your injuries are, how many benefits are in dispute, how many assessments are needed, whether preliminary issues have to be decided first, and the tribunal's schedule all play a part. If reconsideration or a court step follows, add more time.

None of this should discourage you. A denied benefit that is worth pursuing is worth the wait, and the process can produce real results, including back payment of what was wrongly withheld, plus interest. The key is to start early, protect your deadline, and keep the case moving.

How much does it cost to dispute a denied benefit at the LAT?

Cost is one of the biggest worries people have, so let us be clear about it.

Most personal injury lawyers handle accident benefit disputes on a contingency fee basis. That means you do not pay legal fees up front, and you do not pay them out of pocket as the case goes. Your lawyer is paid a percentage of what you recover, and only if you recover. If the case does not succeed, you do not owe legal fees. This arrangement exists so that injured people can get strong representation without needing money in the bank. We explain exactly how contingency fees work, and what they cover, in our guide on what a personal injury lawyer costs.

The tribunal itself is meant to be accessible, and it is generally far less costly to pursue a dispute at the LAT than to run a full court trial. There is another feature that helps injured people. Unlike a regular court case, where a losing party can be ordered to pay a large share of the other side's legal costs, the LAT generally has each side bear its own costs. The tribunal only orders one party to pay the other's costs in narrow situations, such as where a party behaved unreasonably or in bad faith during the process. That means you usually do not face the risk of a big cost order against you just for bringing a dispute and losing it. This is one reason the tribunal route is more approachable than a courtroom.

The bottom line is that money should not stop you from challenging a denial. Between contingency fees and the tribunal's own approach to costs, the financial barrier to disputing is low. The far bigger risk is doing nothing and letting a deadline pass.

What are the most common mistakes people make after a denial?

Lawyers who handle these disputes see the same avoidable errors again and again. Watch for these.

The first and worst is waiting too long. People are hurt, overwhelmed, and hopeful the insurer will change its mind, so they sit on a denial until the two year deadline is close or gone. By then, options shrink. Start early.

The second is treating the denial as final. A denial is one party's decision, not a verdict. People give up because a letter told them no, when an independent tribunal might well have told them yes.

The third is letting the medical record go quiet. If you stop treatment and stop seeing your providers, the record that supports your claim goes cold. Even when funding is denied, keep your care going where you can, and keep documenting, because the gap in treatment can be used against you.

The fourth is ignoring the insurer's letters and requests. Missing an assessment or failing to return a form can hand the insurer a clean reason to cut off benefits. Respond to everything, on time.

The fifth is giving inconsistent accounts. As Bidima showed, contradictions between your forms, your statements, and your medical records can sink a case. Be careful, be consistent, and be honest.

The sixth is trying to fight a well resourced insurer entirely alone without understanding the rules. The insurer has experienced lawyers and does these cases every day. You do not have to match that alone.

What should you do right now if you were denied?

Here is a simple plan you can follow starting today.

Read your denial letter carefully and note the date of the refusal. That date starts your deadline, so it is the most important number in the file.

Keep every document. Save the denial, the reports it relies on, your treatment plans, your medical records, and all correspondence. Put them in one place and keep them in order.

Keep up your treatment where you can, and keep documenting your symptoms and how the injury affects your life. Your ongoing medical record is your strongest evidence.

Do not sign anything or accept any resolution from the insurer before you understand what your claim is worth. A quick settlement can close the door on benefits you are entitled to.

Talk to a personal injury lawyer well before any deadline. A lawyer can read the denial, tell you whether it holds up, protect your two year limit by filing on time, gather the assessments you need, and run the dispute for you. Because most work on contingency, getting advice does not require money up front.

Do you need a lawyer to dispute a denied accident benefit?

You are allowed to bring a dispute to the LAT on your own. The tribunal is designed to be accessible, and some people do represent themselves. So the honest answer is no, you are not legally required to have a lawyer.

That said, there are good reasons most people who are seriously affected by a denial choose to have one. The insurer almost always has experienced lawyers who handle these cases full time and know exactly how to defend a denial. The disputes turn on medical evidence, and knowing which assessments to obtain, how to present the reports, and how to challenge the insurer's examiner is a skill built through experience. The deadlines are strict and a single missed date can end a case. And a lawyer can often resolve a dispute at the case conference stage, without a full hearing, by showing the insurer that its denial will not hold up.

There is also the simple matter of your energy. You are trying to heal. Fighting your own insurer while injured is exhausting and stressful. Handing that fight to someone whose job is to win it lets you focus on recovery. Because the fee is contingency based, the help is available whether or not you have money right now.

If your denial is a small, one time treatment plan and you feel confident handling it, self representing may be reasonable. If a major benefit like income replacement has been cut off, if you are being held in the minor injury cap, if your injuries are serious, or if the insurer is disputing whether you had an accident at all, get a lawyer. The stakes are high, and the odds improve with skilled help.

Key terms explained

Accident benefits. Payments and services from your own auto insurer after a crash, no matter who was at fault, covering things like treatment, assessments, and, if you bought it, part of your lost income.

Denial. A decision by the insurer that it will not pay for a benefit or treatment you asked for. A denial is not final and can be disputed.

Licence Appeal Tribunal, or LAT. The independent tribunal that decides accident benefit disputes in Ontario. Its car accident branch is the Automobile Accident Benefits Service, or AABS.

Insurance Act section 280. The law that sends accident benefit disputes to the LAT.

Statutory Accident Benefits Schedule, or SABS. The regulation that sets out the accident benefits and the rules for claiming them, including the two year dispute deadline in section 56.

Two year limitation period. The general deadline to start a dispute at the LAT, running two years from the insurer's refusal of the benefit.

Case conference. An early settlement and planning meeting with a tribunal adjudicator, held after you file and before any hearing.

Hearing. The stage where the dispute is decided. It can be in writing, in person, or by video.

Reconsideration. A request asking the tribunal to review its own decision on specific grounds, such as an error of law or fact.

Judicial review. A separate way of asking a court to review a tribunal decision, confirmed to remain available by the Supreme Court of Canada in the Yatar case.

Reasonable and necessary. The standard used to decide whether a treatment plan should be funded. Most treatment denials turn on this.

Minor Injury Guideline. The framework that caps treatment funding at $3,500 for injuries defined as minor, such as sprains, strains, and whiplash.

Any occupation test. The harder test for the income replacement benefit that applies after 104 weeks, asking whether you can do any job you are suited for, not just your old one.

How VC Lawyers can help

A denial from your own insurer is frustrating and frightening, especially when you are hurt and counting on the benefit. It is also a fight you do not have to have alone, and often a fight that can be won.

Our team handles accident benefit disputes at the Licence Appeal Tribunal across Ontario. We read your denial and tell you honestly whether it holds up. We protect your two year deadline by filing on time. We arrange the assessments and gather the medical evidence needed to answer the insurer's reports. We represent you at the case conference, where many disputes resolve, and at the hearing if it goes that far. And we do it on a contingency fee basis, so there are no legal fees unless we recover for you.

We also look at the whole picture, not just the one denied benefit. A serious injury can involve a catastrophic impairment claim, a fight to get out of the minor injury cap, an income replacement dispute, and a separate lawsuit against the driver who caused the crash. We make sure every source of recovery is pursued and no deadline is missed. You can learn more about the biggest injury claims in our guide to catastrophic impairment benefits, and about how the lawsuit side is valued, including the deductible, in our guide to the pain and suffering deductible.

This article is general information and not legal advice. Every case is different, and the right advice depends on your specific facts and your denial letter. If you or a family member was denied an accident benefit, contact VC Lawyers for a free consultation, or reach our team through our personal injury page. The first no is not the end.

FAQ

Frequently Asked Questions

  • Can I dispute my accident benefits denial in court instead of the LAT?
    No. Since April 1, 2016, accident benefit disputes in Ontario go to the Licence Appeal Tribunal, not to the courts. This is set by section 280 of the Insurance Act. Older information about suing your insurer or using an arbitration service for benefits is out of date. The tribunal is the place to challenge a denial. Your separate lawsuit against the at fault driver is different and still goes to court.
  • How long do I have to dispute a denied accident benefit in Ontario?
    You generally have two years from the day the insurer refuses the benefit, under section 56 of the Statutory Accident Benefits Schedule. The clock runs from the refusal, not from the accident, and each denial can have its own two year window. Missing the deadline can bar your dispute. Limited relief is sometimes possible, but it is not guaranteed, so treat the two years as a firm wall and act well before it.
  • What is the first thing I should do when I get a denial letter?
    Read it carefully and write down the date of the refusal, because that date starts your deadline. Note exactly what is being denied and the reason given. Keep the letter and every document with it. Then get advice from a personal injury lawyer well before the two year deadline, so your right to dispute is protected and the evidence to reverse the denial can be gathered.
  • What is a case conference at the LAT?
    A case conference is an early meeting with a tribunal adjudicator, usually by phone or video, held after you file your dispute. It has two purposes. One is to try to settle the case, and many disputes resolve at or after this stage. The other is to plan the rest of the case if it does not settle, including what documents and assessments will be exchanged and what kind of hearing will be held.
  • What are the three types of LAT hearings?
    The Licence Appeal Tribunal holds hearings in writing, in person, or by video. A written hearing is decided on paper, with no live testimony, and is common for disputes that turn on medical reports. An in person hearing involves live testimony and questioning of witnesses. A video hearing allows live testimony over a video platform. The format is chosen based on the needs of the case.
  • Can the insurer really deny my treatment just because of its own assessment?
    The insurer can rely on an assessment by a professional it hired to deny a treatment plan as not reasonable and necessary. But that report is not the last word. At the tribunal, an adjudicator weighs the insurer's opinion against your evidence. Strong reports from your treating providers and independent assessments can outweigh the insurer's examiner, which is how many treatment denials are overturned.
  • My income replacement benefit stopped at two years. Is that allowed?
    Insurers commonly stop the income replacement benefit at the 104 week mark, which is two years, because the test changes at that point. For the first two years, you qualify if you cannot do your own job. After that, you must show you cannot do any job you are suited for by your education, training, and experience. You can dispute the cut off with medical and vocational evidence aimed at that harder any occupation test.
  • What does it mean if the insurer says my injury was not an "accident"?
    It means the insurer is arguing that the use or operation of a vehicle did not directly cause your injury, which under the rules would mean no benefits at all. These disputes turn on causation. As the Bidima decision showed, you have to prove with consistent, corroborated evidence that a vehicle directly caused your injury. Physical contact is not strictly required, but you do need to establish the vehicle was the direct cause.
  • What happens if I miss the two year deadline?
    If you miss it, the insurer can argue that your dispute is barred, and the tribunal may refuse to hear it. That can end an otherwise strong case. There is a limited ability to ask for relief from the deadline in some situations, based on factors like the reason for the delay and any prejudice to the insurer, but it is discretionary and not guaranteed. The safe course is never to rely on it and always to file on time.
  • Do I have to pay to bring a dispute to the LAT?
    Most personal injury lawyers take these disputes on a contingency fee basis, so you pay no legal fees up front and owe fees only if you recover. The tribunal is also more accessible and less costly than a court trial. And unlike court, the LAT generally has each side bear its own costs, only ordering one party to pay the other's costs in narrow situations involving unreasonable conduct. Cost should not stop you from disputing.
  • How long does the whole LAT process take?
    It varies. Simple disputes can resolve in several months, often at or after the case conference. Cases that go to a full hearing, especially complex ones with multiple benefits and assessments, can take a year or more from filing to decision, and longer if reconsideration or a court step follows. Starting early and keeping the case moving is the best way to avoid unnecessary delay.
  • Can I appeal if I lose at the LAT?
    Yes, in limited ways. You can ask the tribunal to reconsider its decision on specific grounds like an error of law or fact. You can appeal to the Divisional Court on a question of law. And judicial review in the courts remains available, which the Supreme Court of Canada confirmed in the Yatar case. These steps are technical and have strict deadlines, so get legal advice quickly if you are considering one.
  • Will disputing my denial affect my lawsuit against the other driver?
    They are separate claims and both can proceed. The LAT dispute is about accident benefits from your own insurer. The lawsuit is against the driver who caused the crash, in court, for things like pain and suffering and your full losses over time. Seriously injured people usually pursue both at once, and the evidence you build for one can help the other. A lawyer can coordinate both so nothing falls through the cracks.
  • Do most people win at the LAT?
    There is no guarantee, and some cases are lost, as the Bidima decision shows. But many denials are overturned when the injured person brings clear, consistent, and well supported medical evidence. The insurer's denial is only one opinion, and an independent adjudicator can and often does decide differently. The strength of your evidence, and getting good advice early, are what most affect your chances.
  • Should I get a lawyer or handle the dispute myself?
    You are allowed to represent yourself, and for a small, single treatment denial that may be reasonable. But for anything significant, a cut off income replacement benefit, being held in the minor injury cap, a serious injury, or a dispute over whether there was an accident, a lawyer greatly improves your position. The insurer has experienced counsel, the cases turn on evidence and deadlines, and most lawyers work on contingency, so skilled help is available without money up front. ---
Jae Hyon Cho

About the author

Jae Hyon Cho

Personal Injury Lawyer | Co-Managing Partner

Jae Cho is a founding member and Co-Managing Partner of Vaturi & Cho LLP, where he leads the firm's personal injury and civil litigation practice. He represents injured accident victims and their families across the Greater Toronto Area in both English and Korean, and reaches millions through his Korean-language legal education channels.

View full profile

Get in touch

Looking for legal help? Speak directly with a lawyer

Tell us what happened and a lawyer will personally review your case. Personal injury consultations are free and there are no fees unless we win. For all other practice areas, a consultation fee applies.

  • $30M+ recovered for injury clients
  • Available 24/7, including weekends
  • Service in English, Korean, and 6+ more languages

Prefer to call? (416) 661-4529

Related Resources