Agreement of Purchase and Sale
Learn what an Agreement of Purchase and Sale is in Canadian real estate. Understand how it works, what it includes, and why it's critical to any home transaction.
May 22, 2025
What is an Agreement of Purchase and Sale?
An Agreement of Purchase and Sale (APS) is a legally binding contract between a buyer and a seller outlining the terms and conditions of a real estate transaction. It specifies key details such as the purchase price, closing date, conditions, and property inclusions.
Why Agreements of Purchase and Sale Matter in Real Estate
The APS is the foundation of any real estate deal in Canada. It safeguards both parties by ensuring that each side understands their rights, responsibilities, and timelines. The agreement includes crucial clauses such as financing, home inspection, and title verification conditions that must be fulfilled before the sale can proceed.
For buyers, the APS guarantees the right to purchase the property once conditions are met, while for sellers, it offers assurance that the buyer is legally obligated to complete the transaction. In competitive markets, a well-prepared APS can be the difference between winning or losing a bid.
Because the agreement becomes legally enforceable once signed, it is vital for both parties to understand its content or seek legal advice. Any errors or vague clauses can lead to disputes, delays, or even litigation.
Example of an Agreement of Purchase and Sale
A buyer submits an offer with a 5-day financing condition and a closing date 60 days out. The seller accepts, making the APS binding. The buyer must now fulfill the financing condition within the timeframe.
Key Takeaways
- A legal contract outlining terms of a real estate transaction.
- Includes purchase price, conditions, closing date, and property details.
- Becomes binding once both parties sign.
- Critical for protecting buyer and seller rights.
- Legal review is highly recommended before signing.
Related Terms
- Conditional Offer
- Closing Date
- Deposit
- Firm Offer
- Offer to Purchase


Canada residential unit sales by month, actual, 2019 and 2024-2026. Data through June 2026. Source:
Canada residential sales-to-new-listings ratio, actual, January 2025 to June 2026. Source:
Canada residential months of inventory, actual, January 2025 to June 2026. Source: Source:
Year-over-year change in residential average sale price for Canada, Ontario, British Columbia and Alberta, January 2022 to June 2026. Average price is shown here as a regional mix measure, not a substitute for HPI or local comparable sales. Source:
Year-over-year change in residential unit sales for Canada, Ontario, British Columbia and Alberta, January 2024 to June 2026. Source: 






15284-15296 Fleetwood Drive in Surrey. (Flat Architecture, 1098261 BC Ltd.)
Renderings of the tower proposed for 15284-15296 Fleetwood Drive in Surrey. (Flat Architecture, 1098261 BC Ltd.)

Goldberg Group 
10-storey apartment building currently occupying 525 Eglinton Avenue East/WND Associates
Rendering of 525 Eglinton Avenue East/Wallman Architects
The Mayfair West site and its surrounding context. (Grosvenor, Arcadis, Hariri Pontarini Architects)
Renderings of Mayfair West. (Grosvenor, Arcadis, Hariri Pontarini Architects)
