Why Ontario Landlords Lose Deposit Disputes They Should Win

A landlord in Toronto filed an application with the Landlord and Tenant Board last fall. His tenant of three years had left the unit with fist-sized holes in the hallway drywall, deep scratches across the hardwood floors from an unauthorized dog, and a cracked bathroom vanity. The repair estimates totalled over $4,100. The landlord had withheld the tenant's last month's rent deposit to cover the damage. Within weeks, the tenant filed a T1 application at the LTB seeking the return of the deposit. The LTB ordered the landlord to return the entire amount. The reason was straightforward: under Section 106 of the Residential Tenancies Act, 2006, the rent deposit may only be applied to the last month's rent. It cannot be used for damages, cleaning, or any other purpose. The landlord then tried to recover the repair costs by filing a separate damage claim under Section 89 of the RTA, but he had no move-in photos, no documented baseline condition, and no way to prove when the damage occurred. He lost both ways.

This pattern repeats across Ontario every week. Ontario landlords face a unique structural trap that does not exist in Alberta, British Columbia, or most American states. The province does not allow damage deposits at all. The only deposit you can collect is last month's rent, and you cannot touch it for repairs. Recovering damage costs requires a completely separate legal process, one that demands documentation most landlords never create. This article explains why Ontario landlords lose these claims and what you can do differently. For the broader analysis that applies across all Canadian provinces and US states, read our master post: Why Landlords Lose Deposit Disputes They Should Win.

The Ontario Trap That Changes Everything

Ontario's deposit rules are fundamentally different from those in every other major Canadian province and virtually every American state. Under Section 106 of the Residential Tenancies Act, 2006, a landlord may only collect a rent deposit equal to one month's rent (or the amount of rent for the period of the tenancy that is less than a month). This deposit can only be applied to the last month of the tenancy. That is its only legal purpose. You cannot collect a damage deposit, a cleaning deposit, a key deposit beyond the actual replacement cost, or any other form of security deposit. There is no workaround. There is no exception for high-risk tenants or pet damage.

In Alberta, landlords can collect a security deposit of up to one month's rent and deduct legitimate damage costs directly from it. In British Columbia, landlords can collect half a month's rent as a security deposit plus half a month as a pet damage deposit. In Ontario, you get none of that. The rent deposit sits in trust, accrues interest under Section 106, and gets applied to the final month. Period.

This means that to recover any damage costs from a tenant, you must file a separate application. During the tenancy, you can file an L2 application at the LTB. After the tenancy ends, you must file under Section 89 of the RTA, which allows the Board to order a tenant or former tenant to pay compensation for wilful or negligent damage. Alternatively, if the amount exceeds the LTB's practical scope or if you prefer a court process, you can file in Small Claims Court. Either way, you are the one initiating the claim, you carry the burden of proof, and you need documentation that most landlords simply do not have.

The penalties for violating these rules are serious. Under Section 234 of the RTA, an individual who contravenes the Act is guilty of an offence and liable to a fine of up to $25,000. A corporation faces fines of up to $100,000. Withholding a rent deposit for damages is a clear violation of Section 106, and the LTB has consistently ordered full repayment with interest in these cases.

Warning

Withholding the last month's rent deposit for damage is illegal in Ontario. If you do it, the tenant can file a T1 application and the LTB will order you to return the full amount. You may also face fines under Section 234 of up to $25,000 for individuals and $100,000 for corporations. The deposit is for rent only. To recover damage costs, you must file a separate claim.

Why the LTB Works This Way

The Landlord and Tenant Board is an administrative tribunal operating under Tribunals Ontario. It processes an enormous volume of applications every year, covering everything from rent arrears and evictions to maintenance disputes and damage claims. The LTB does not have the resources to conduct detailed forensic investigations into every claim that comes before it. Like all administrative tribunals, it relies on procedural frameworks and evidentiary standards to resolve disputes efficiently.

For damage claims filed under Section 89, the burden of proof rests entirely on the landlord. You must establish three things. First, you must prove that the damage was "wilful or negligent," meaning the tenant intentionally caused it or failed to take reasonable care. Normal wear and tear does not qualify. A carpet that wears thin after five years of normal use is not wilful or negligent damage, but a carpet covered in permanent pet stains from an unauthorized animal is. Second, you must prove that the damage exceeds what would be expected from normal use over the length of the tenancy. Third, you must prove that the repair or replacement costs you are claiming are reasonable. A landlord who replaces five-year-old laminate flooring with premium hardwood will not recover the full cost. The LTB expects depreciation analysis, comparable quotes, and evidence that the repair was proportionate to the damage.

The adjudicator hearing your case will look for concrete, contemporaneous evidence. They want to see what the unit looked like when the tenant moved in, what it looked like when the tenant moved out, and a clear explanation of why the difference constitutes wilful or negligent damage rather than normal wear. Without this evidence, the adjudicator has nothing to evaluate. They cannot take your word for it, and they will not award compensation based on testimony alone when the tenant disputes the claim.

The Five Failures That Cost Ontario Landlords

Based on published LTB decisions available on CanLII and patterns observed across thousands of Ontario disputes, here are the five most common failures that cause landlords to lose damage claims they would otherwise win.

1. Withholding the rent deposit for damages

This is the most common and most costly mistake Ontario landlords make. It is also the most preventable. When a tenant leaves damage and the landlord withholds the last month's rent deposit to cover repairs, the landlord has broken the law. Section 106 is absolute: the deposit is for rent only. The tenant files a T1 application, the LTB orders repayment, and the landlord has now lost the deposit amount with no offset for damage. If the landlord then tries to file a damage claim, the LTB adjudicator is already aware that this landlord violated the deposit rules, which does not help credibility. In many cases, the landlord never files the damage claim at all because the process feels punitive after losing the T1. The result is that the landlord absorbs the full cost of repairs.

2. No move-in documentation

This is the failure that makes damage claims impossible to win. Under Section 89, you must prove that the damage occurred during the tenancy and was caused by the tenant's wilful or negligent conduct. Without a documented record of the unit's condition at the start of the tenancy, you have no baseline. The tenant says the scratches were already there when they moved in. You say they were not. The adjudicator has no way to determine who is telling the truth. In this situation, the landlord loses because the landlord carries the burden of proof. If you cannot affirmatively demonstrate that the unit was in good condition at the start of the tenancy, you cannot prove the tenant caused the deterioration. Photos taken years ago on a phone that may or may not have been cleared are not a reliable baseline. A structured, dated, detailed move-in inspection report is.

3. No move-out documentation

Even landlords who document the move-in condition sometimes fail to document the move-out condition properly. They walk through the unit, see the damage, and immediately start calling contractors. They take a few photos on their phone but do not create a systematic, room-by-room record. When the LTB hearing arrives weeks or months later, their evidence is a handful of photos with no context, no written descriptions, and no clear connection to specific rooms or areas. The adjudicator cannot compare move-in and move-out conditions when the move-out evidence is fragmentary. A strong move-out inspection uses the same format as the move-in inspection: the same rooms in the same order, the same level of detail, with timestamped photos that correspond directly to written condition notes.

4. Failing to file within the limitation period

Ontario landlords have one year from the date the tenant vacated the unit to file an application at the LTB for damage compensation under Section 89. This deadline is strict. Many landlords delay because they are dealing with repairs, finding a new tenant, or simply do not realize the clock is running. By the time they consider filing, the limitation period has expired and the LTB will not hear the claim. It does not matter how strong your evidence is or how egregious the damage was. If you file outside the limitation period, your application will be dismissed. The clock starts on the date the tenant vacates, not the date you discover the damage or complete the repairs.

5. Claiming full replacement cost without depreciation

The LTB does not award full replacement cost for items that had already depreciated before the damage occurred. If a tenant destroys carpet that was eight years old, the landlord cannot claim the cost of brand new carpet. The adjudicator will calculate the remaining useful life and award a proportionate amount. A landlord who files a claim for $3,500 in new flooring on a unit that had ten-year-old laminate will receive a fraction of that amount, if anything. The LTB expects you to present depreciation analysis, show the age and condition of the damaged items, and demonstrate that the replacement cost is proportionate. Landlords who present inflated, undepreciated claims lose credibility with the adjudicator, and that loss of credibility can affect the entire claim, not just the items that were overvalued.

Why Inspections Matter Even Though Ontario Does Not Require Them

Ontario's Residential Tenancies Act, 2006 does not include any statutory requirement for move-in or move-out inspections. There is no Ontario equivalent of Alberta's Section 46(6), which makes a compliant inspection report a legal prerequisite for deposit deductions. There is no mandatory form, no required process, and no penalty for skipping inspections entirely.

This leads many Ontario landlords to conclude that inspections are optional. In a legal sense, they are correct. In a practical sense, they are wrong. The LTB requires evidence to evaluate damage claims under Section 89. The most effective evidence is a detailed, dated record of the unit's condition at the start and end of the tenancy. Without a move-in inspection, you cannot prove baseline condition. Without a move-out inspection, you cannot prove current condition. Without both, you have no comparison, and the adjudicator has nothing to work with.

In provinces that mandate inspections, landlords lose because they fail to comply with the statutory form. In Ontario, landlords lose because they never create the evidence in the first place. The absence of a legal requirement creates a false sense of security. Ontario landlords assume they will deal with damage claims if and when they arise. But by the time damage occurs, the opportunity to document the baseline condition is gone forever. You cannot recreate a move-in inspection after the fact. The inspection is not legally required, but it is functionally essential. Every successful damage claim at the LTB relies on evidence that an inspection would have produced.

The Asymmetry in Ontario

Ontario's system creates a sharp asymmetry between landlords and tenants in damage disputes. A tenant can contest a damage claim at the LTB without producing any documentation at all. They do not need to bring photos, inspection reports, or receipts. They can simply deny that they caused the damage, assert that the damage existed before they moved in, or argue that the damage constitutes normal wear and tear. The adjudicator will then look to the landlord for proof.

The landlord must prove everything. You must prove the baseline condition. You must prove the damage occurred during the tenancy. You must prove the damage was wilful or negligent. You must prove the damage exceeds normal wear and tear. You must prove the repair costs are reasonable and proportionate. Each of these elements requires documentation that you created before the dispute arose. You cannot generate this evidence retrospectively.

This asymmetry exists by design. The RTA and the LTB's procedural framework assume that landlords are sophisticated, repeat participants in the rental market who manage property as a business. Tenants are treated as individual consumers with less knowledge and fewer resources. The evidentiary burden is placed on the party that the system assumes is better positioned to maintain records. Whether you agree with this assumption is irrelevant. If you operate as a landlord in Ontario, you operate within it. Your documentation practices must account for this structural reality.

The Reframe for Ontario

Most Ontario landlords think about damage in reactive terms. Damage happens, they assess the cost, and they figure out how to recover it. This approach almost always fails because by the time the damage is discovered, the evidence needed to support a claim does not exist. The correct way to think about damage recovery in Ontario is this: your documentation IS your damage claim. Without documentation, you do not have a claim. With documentation, the claim largely builds itself.

Consider two Ontario landlords facing the same situation. Both own a two-bedroom condo in Toronto. Both had a tenant who lived in the unit for two years. Both tenants left significant damage: deep gouges in the hardwood floors, large holes in the bedroom walls, and water damage around the bathtub from a leaking shower that was never reported. The repair costs are identical at $3,800.

Landlord A: Completed a detailed move-in inspection with timestamped, room-by-room photos before the tenant took possession. Recorded the condition of every surface, fixture, and appliance in writing. Completed an identical move-out inspection on the day the tenant returned the keys, using the same format and the same room order. Created side-by-side photo comparisons showing the before and after condition of every damaged area. Obtained two repair quotes with itemized costs and depreciation analysis for the flooring. Filed a Section 89 application at the LTB within three months of the tenant's departure. Result: the adjudicator awards $3,200 after depreciation adjustments, and the landlord recovers most of the repair cost.

Landlord B: Never did a move-in inspection because Ontario does not require one. Took a few phone photos of the damage after the tenant left but did not organize them by room. Had one contractor quote but it was a single lump sum for "general repairs" without itemization. The tenant disputed the claim and said the scratches on the floor were there when she moved in. The landlord had no evidence to the contrary. Result: the adjudicator dismisses the claim because the landlord could not prove baseline condition or establish that the damage was caused by the tenant.

The damage was identical. The repair costs were identical. The documentation was not. Landlord A treated documentation as a proactive system. Landlord B treated it as an afterthought. The outcome was entirely determined by what happened at the beginning of the tenancy, not at the end.

What a Strong Ontario Documentation Process Looks Like

Because Ontario does not mandate a specific inspection form or process, you have flexibility in how you document. But flexibility is not the same as informality. A strong documentation process in Ontario includes the following elements:

• Move-in inspection with timestamped photos, conducted before or on the day the tenant takes possession. Cover every room, every surface, every fixture, and every appliance. Use consistent angles and lighting so comparisons are meaningful. Write a condition note for each area.
• Move-out inspection with timestamped photos, conducted on the day the tenant returns the keys or as close to that date as possible. Use the same template, the same room order, and the same level of detail as the move-in inspection.
• Side-by-side photo comparisons showing the same area at move-in and move-out. This is the single most persuasive piece of evidence at the LTB. An adjudicator who can see pristine hardwood on the left and deep gouges on the right does not need testimony to understand what happened.
• Repair invoices or contractor quotes with itemized costs. Each damaged area should have its own line item with a description and dollar amount. Lump-sum quotes are not sufficient. The LTB expects you to show that each cost is reasonable and proportionate.
• Depreciation analysis showing the age and expected useful life of damaged items. If the flooring was installed eight years ago and has a fifteen-year expected lifespan, the LTB will not award the full replacement cost. Show that you have accounted for this.
• File the application within the limitation period. You have one year from the date the tenant vacated. Do not wait. Evidence fades, memories become unreliable, and contractors move on. File as soon as your documentation is complete.

This process takes 30 to 60 minutes at the beginning of a tenancy and 30 to 60 minutes at the end. The cost of not doing it is the total loss of any damage claim, regardless of the actual damage.

Tenatur generates this documentation automatically at tenatur.com, free for landlords.

Frequently Asked Questions

For the complete inspection requirements in Ontario, read our Ontario Landlord Inspection Guide.

Sources

• Ontario Residential Tenancies Act, 2006 (S.O. 2006, c. 17)
• Section 89, Residential Tenancies Act, 2006, compensation for damage
• Section 106, Residential Tenancies Act, 2006, rent deposit restrictions
• Section 234, Residential Tenancies Act, 2006, offences and penalties
• Landlord and Tenant Board (Tribunals Ontario)
• CanLII, Ontario Landlord and Tenant Board decisions
• Last accessed: March 8, 2026