Pre-Construction Condos in Ontario: What First-Time Buyers Must Know Before Signing

 

Purchasing a pre-construction condo in Ontario is one of the most exciting — and one of the most misunderstood — paths to homeownership for first-time buyers. The glossy showroom, the floor plan options, the promise of a brand-new home: it all feels straightforward. But beneath the surface, pre-construction agreements carry legal obligations, financial commitments, and potential risks that every first-time buyer must understand before putting pen to paper. This guide breaks down everything you need to know as a first-time buyer navigating the pre-construction condo market in Ontario as of 2026.

What Is a Pre-Construction Condo Purchase in Ontario?

A pre-construction condo purchase in Ontario means you are buying a unit in a building that has not yet been built — or is still under construction — directly from the developer. Rather than purchasing an existing property, you are essentially reserving a unit based on renderings, floor plans, and a builder’s track record. Your purchase is governed by a legally binding Agreement of Purchase and Sale (APS), which can run 50 pages or more and contains dozens of clauses that heavily favour the developer.

As of 2026, pre-construction condos remain a popular entry point for first-time buyers across the Greater Toronto Area, particularly in cities like Thornhill, Markham, Richmond Hill, Vaughan, and Mississauga — where new supply continues to emerge along transit corridors. However, the experience of buying pre-construction is fundamentally different from buying a resale home, and understanding those differences is critical before signing anything.

Explore current residential properties in Canada to compare your pre-construction options with available resale inventory before committing.

The 10-Day Cooling-Off Period: Your Most Important Protection

Ontario’s Condominium Act grants every pre-construction condo buyer a 10-calendar-day rescission period — commonly called the “cooling-off period” — during which you can cancel your Agreement of Purchase and Sale and receive a full refund of your deposit, for any reason. This is one of the most important protections available to first-time buyers in Ontario, and it is non-negotiable regardless of what a developer may suggest.

Use these 10 days wisely. During this window, you should have a real estate lawyer review every clause of the APS, consult a licensed mortgage broker to confirm your financing ability, and independently assess the developer’s reputation and construction history. Do not rely solely on the builder’s sales team for information. This 10-day period is your single best opportunity to exit the agreement at zero cost if something does not align with your goals or financial situation.

Understanding the Deposit Structure for New Condos in Ontario

The deposit structure for pre-construction condos in Ontario differs significantly from what first-time buyers experience in resale transactions. In a resale purchase, you typically provide one deposit at the time of offer. In pre-construction, deposits are staggered across multiple installments over a period of months — and sometimes years — before the building is even complete.

A typical deposit structure for a pre-construction condo in Ontario as of 2026 looks something like this:

Installment	Timing	Typical Amount
First Deposit	At signing	5% of purchase price
Second Deposit	30–90 days after signing	5% of purchase price
Third Deposit	6–12 months after signing	5% of purchase price
Fourth Deposit	Approaching occupancy	5% of purchase price

The total deposit commonly reaches 15% to 20% of the purchase price by the time you take occupancy. These funds are held in trust, but your access to them is restricted until closing. Critically, your deposits do not earn interest unless this is specifically negotiated into your agreement. First-time buyers should budget carefully for these staggered payments well in advance of signing.

What Are Occupancy Fees and Why Do They Matter?

One of the most surprising aspects of pre-construction condo purchases in Ontario is the concept of occupancy fees — also referred to as “phantom rent.” When construction on a condo building is completed floor by floor, some buyers are permitted to move into their unit before the building has been legally registered as a condominium corporation. During this interim occupancy period, you do not yet legally own your unit and cannot obtain your mortgage. Instead, you pay the developer a monthly occupancy fee.

As of 2026, occupancy fees in Ontario are calculated based on three components: an estimate of mortgage interest on the unpaid balance of your purchase price, an estimate of property taxes, and a common expense contribution. These fees are regulated under Ontario’s Condominium Act and cannot exceed a specified formula, but they can still amount to several hundred to several thousand dollars per month depending on the unit size and price point.

The interim occupancy period in Ontario can last anywhere from a few months to over two years in some cases. First-time buyers must understand that during this period, they are paying occupancy fees while simultaneously not building equity through mortgage payments. Planning for this financial gap is essential.

Pre-Construction Condo Risks in Ontario Every First-Time Buyer Should Know

Pre-construction condos carry a distinct set of risks that differ from resale purchases. Being informed about these risks does not mean avoiding pre-construction altogether — it means entering the process with realistic expectations and proper professional guidance.

Construction Delays

Delays are extremely common in Ontario pre-construction projects. Developers are permitted under the Condominium Act to extend occupancy dates a certain number of times before buyers are entitled to cancel and receive refunds. Most agreements include “permitted delay” clauses that allow for substantial extensions. First-time buyers should not make firm plans — such as giving notice to a landlord — based on an initial occupancy date without accounting for potential delays of six months to two years.

Modifications to the Unit or Building

Pre-construction agreements typically allow developers to make changes to the building design, finishes, unit layouts, and common amenities within certain tolerances. The unit you receive at occupancy may differ from what was presented in the showroom. Understanding which changes trigger a buyer’s right to cancel — and which do not — requires careful legal review of your APS.

Rising Costs Between Signing and Closing

A pre-construction agreement can be signed years before your closing date, during which time your financial circumstances, mortgage qualification rules, and market conditions may change significantly. You should consult a licensed mortgage broker early to understand how your qualification might look at the time of anticipated closing, not just at signing.

Levies, Fees, and Closing Adjustments

Many first-time buyers are surprised at closing by development charges, education levies, Tarion enrollment fees, utility connection fees, and HST implications. While some of these costs may be capped in your agreement, others are variable. A real estate lawyer can explain what closing adjustments to anticipate so that you are not caught off guard. You can also use the mortgage calculator on RealtyMan to help estimate your overall budget including these additional costs.

Tarion Warranty: Your Protection as a New Home Buyer in Ontario

Ontario’s Tarion Warranty Corporation provides mandatory new home warranty coverage for pre-construction condos purchased from licensed builders. As of 2026, Tarion warranty coverage for condos includes deposit protection, delayed closing compensation, and warranty coverage for defects in work and materials, major structural defects, and building envelope issues across one-year, two-year, and seven-year warranty periods respectively.

Understanding your Tarion rights is essential. Builders in Ontario are required by law to enroll new homes under the Tarion program, and buyers should verify that their builder holds a valid Tarion license before signing any agreement. Tarion also maintains a Builder Directory on its website where you can research a builder’s history, including any previous claims or warranty issues.

It is important to note that Tarion provides regulatory protection, not legal advice. For questions about how Tarion coverage applies to your specific agreement, always consult a qualified real estate lawyer.

Working With a Knowledgeable Real Estate Broker on Pre-Construction Purchases

Fardad Farhanian is a licensed real estate broker with RE/MAX REALTRON REALTY INC., Brokerage, serving first-time buyers and experienced investors across Ontario with 25+ years of experience and $750M+ in successful transactions. With deep expertise in pre-construction condo purchases across the Greater Toronto Area — including Thornhill, Markham, Richmond Hill, Vaughan, North York, and Brampton — Fardad helps clients navigate the complexity of developer agreements, deposit structures, and closing timelines with confidence.

Importantly, a knowledgeable broker can also help you compare pre-construction options against available resale inventory so that you are making the best decision for your timeline, budget, and long-term goals. Browse all available properties across Canada or visit the coming soon listings page for exclusive upcoming opportunities.

To speak with Fardad directly about your pre-construction condo questions as a first-time buyer, contact RealtyMan today or call +1 416-707-1031. The office is located at 7646 Yonge Street, Thornhill, ON L4J 1V9, and appointments are available to suit your schedule.

Frequently Asked Questions: Pre-Construction Condos for First-Time Buyers in Ontario

Can a first-time buyer cancel a pre-construction condo agreement in Ontario after the 10-day cooling-off period?

In most cases, once the 10-day rescission period has passed, a buyer cannot cancel a pre-construction agreement without forfeiting their deposit and potentially facing legal action from the developer. There are limited exceptions — such as when a developer fails to meet Tarion-defined timelines or makes changes that trigger a statutory cancellation right — but these are specific and must be evaluated by a real estate lawyer. This is why using the cooling-off period to conduct full due diligence is so critical for first-time buyers in Ontario.

Is HST included in the purchase price of a pre-construction condo in Ontario?

HST (Harmonized Sales Tax) applies to new construction condos in Ontario. Most developers advertise a price that is inclusive of HST, with the assumption that the buyer will qualify for a HST New Housing Rebate. If you intend to occupy the unit as your primary residence, you may qualify for a rebate of a portion of the HST. However, if you purchase the condo as an investment property for rental purposes, the rebate structure differs. Always discuss HST implications with your real estate lawyer and consult a tax professional for guidance specific to your situation.

How long does it typically take for a pre-construction condo in Ontario to be completed?

As of 2026, most pre-construction condo projects in Ontario take between three and six years from initial sales launch to final closing, though timelines vary widely depending on the developer, project size, municipal approvals, and construction conditions. Delays beyond initial projected occupancy dates are common. Buyers should plan their financial and living arrangements with flexibility built in rather than relying on a developer’s initial projection as a firm date.

What is an assignment sale and can a first-time buyer use it to exit a pre-construction agreement?

An assignment sale occurs when an original buyer of a pre-construction unit sells their contractual right to purchase that unit to a new buyer before the building closes. Whether your agreement permits assignment — and under what conditions — depends entirely on the clauses within your specific APS, as developers vary widely in their assignment policies. Some developers charge substantial assignment fees or prohibit assignments altogether. If you are considering purchasing via assignment or using an assignment to exit your own agreement, consult a real estate lawyer and an experienced broker before proceeding.

Should a first-time buyer choose pre-construction or resale in Ontario’s current market?

The answer depends entirely on your timeline, financial flexibility, risk tolerance, and housing goals. Pre-construction can offer a longer time horizon to accumulate a down payment through staggered deposits, access to new building features and warranties, and the ability to choose unit finishes. Resale offers immediacy, the ability to physically inspect what you are buying, and a faster path to ownership. Neither option is universally better. Working with an experienced broker like Fardad Farhanian — who has deep knowledge of both resale and new construction markets across Ontario — is the most effective way to evaluate which path aligns with your specific situation. Visit the About Fardad Farhanian page to learn more about his experience and approach to helping first-time buyers.