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Jeremy Van CaulartMar 24, 2026 8:49:15 PM2 min read

What Is a Special Assessment in a Condo?

A special assessment is a one-time charge levied on condo unit owners when the corporation's reserve fund doesn't have enough money to cover a major repair or capital expense.

Every condo corporation in Ontario is required by law to maintain a reserve fund — money set aside specifically for major repairs and replacements: roof, elevators, parking structure, windows, HVAC systems, and similar long-lived assets. When that fund runs short of what's needed for a repair, the board can vote to levy a special assessment against all unit owners to make up the difference.


How Special Assessments Are Calculated

Special assessments are typically allocated proportionally based on unit factor — a percentage assigned to each unit that reflects its share of the common elements. A unit with a higher unit factor (usually a larger or more valuable unit) pays a larger share of the assessment.

Assessments can range from a few hundred dollars to tens of thousands, depending on the size of the repair and the shortfall. A building with a severely underfunded reserve facing a $2 million parking structure repair might levy $8,000–$15,000 per unit. A smaller assessment for a minor repair might be $500–$2,000 per unit.


Why Special Assessments Happen

The most common causes:

  • Underfunded reserve: The reserve fund study projected lower costs than what actually materialized, or the board consistently kept maintenance fees artificially low to attract or retain owners.
  • Unexpected failure: A capital component (elevator, roof, boiler) failed ahead of its projected replacement timeline.
  • Cost overruns: A repair came in significantly over budget.
  • Legal costs: The corporation lost litigation or incurred unanticipated legal expenses.

Special assessments are not necessarily a sign of a poorly managed building — sometimes they reflect genuinely unforeseen events. But a pattern of assessments or a current pending assessment on a building you're considering is a serious flag.


What to Check Before Buying

Ontario's condo legislation gives buyers a mandatory 10-day review period after receiving the status certificate and related documents. The status certificate will disclose:

  • Whether a special assessment has been levied and is currently outstanding
  • Whether the board is aware of any circumstances that might lead to a special assessment in the near future
  • The current state of the reserve fund

A reserve fund study is a separate document (not always included in the standard status certificate package — request it) that shows the projected funding of the reserve over time. A study showing the fund is significantly below its target or projected to run into deficit is a warning sign even if no assessment has been levied yet.

Have a real estate lawyer review the status certificate before your condition expires. This is not optional.


What It Means If You're Selling

If your building has a pending or recently levied special assessment, expect it to affect your sale. Buyers and their agents will see it in the status certificate. Sophisticated buyers will factor it into their offer price. If the assessment is large and payable in a lump sum, it may need to be disclosed and negotiated as part of the transaction.

Buildings with a history of assessments or a currently underfunded reserve tend to carry a discount in the market. Buyers hear about these things. It shows up in how long units sit and what they ultimately sell for.

Knowing this before you buy is the whole point.

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Jeremy Van Caulart
Jeremy Van Caulart is a Toronto-based real estate broker and team lead of Advantage Group, known for blending high-level media, data-driven marketing, and consultative strategy to help clients make smarter real estate decisions. Recognized among the top performers in the GTA, he specializes in condos and freehold properties across Toronto and the surrounding area.
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