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Realtor vs. Lawyer: Who Does What When You Buy a Home in Ontario

Buying a home in Ontario? Learn exactly what your realtor handles versus what only a real estate lawyer can do, from the offer to closing day.

Real Estate5 min readTSLBy the Treadstone Law team · OntarioUpdated 2026-07
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Key takeaways
  • Real estate salespeople and brokers in Ontario are licensed and regulated under the Trust in Real Estate Services Act, 2002 ("TRESA") by the Real Estate Council of Ontario (RECO).
  • Your realtor is usually your first point of contact and stays involved through negotiation: - Pulling comparable sales and helping you gauge a fair offer price - Arranging and…
  • Your lawyer's work concentrates around the legal and closing side of the deal, and it's substantial even though it happens mostly out of view: - Reviewing the signed APS and explaining…

If you're buying a home in Ontario, you'll likely work with two different licensed professionals — a real estate agent and a real estate lawyer — and it's easy to assume their jobs overlap more than they actually do. They don't.

Understanding the realtor vs lawyer divide in an Ontario purchase isn't just trivia. It affects when you should call each one, what you can reasonably expect them to catch, and why "my realtor already looked at it" is never a substitute for legal review.

Realtors and lawyers are licensed by entirely different regulators, follow different rules of conduct, and are trained for different parts of the transaction. Here's how the work actually splits.

Two Professions, Two Regulators

Real estate salespeople and brokers in Ontario are licensed and regulated under the Trust in Real Estate Services Act, 2002 ("TRESA") by the Real Estate Council of Ontario (RECO). TRESA governs how realtors market properties, present offers, and conduct themselves with clients.

Real estate lawyers are licensed separately, by the Law Society of Ontario (LSO), under the Law Society Act. The LSO sets the rules for legal advice, confidentiality, trust accounting, and the standards lawyers must meet when handling closing funds and registering documents.

These are distinct, non-interchangeable professions. A realtor cannot give legal advice or interpret a binding legal document for you, no matter how experienced they are — that line matters more than most buyers realize.

What Your Realtor Typically Handles

Your realtor is usually your first point of contact and stays involved through negotiation:

What Your Lawyer Typically Handles

Your lawyer's work concentrates around the legal and closing side of the deal, and it's substantial even though it happens mostly out of view:

Where the Roles Line Up Through a Transaction

StageYour RealtorYour Lawyer
Before you offerMarket research, property tours, drafting the offerNot usually involved yet
Offer & negotiationPresents and negotiates the offer, advises on price and termsAvailable for questions on unusual clauses
Conditions periodCoordinates inspection and financing conditionsReviews the firm APS, explains legal terms, flags title concerns to investigate
ClosingSteps back once the deal is firmTitle search, encumbrance resolution, land transfer tax, mortgage registration, statement of adjustments, closing funds

Why You Genuinely Need Both

A realtor's expertise is the market and the deal itself — price, timing, negotiation leverage. A lawyer's expertise is the legal risk sitting underneath the deal — is title clean, does the mortgage discharge properly, is the tax calculated correctly, does the transfer register without a problem. Neither role substitutes for the other, and in Ontario, hiring a lawyer for closing is standard, near-universal practice for a resale purchase, even though it isn't itself the realtor's job to arrange.

Frequently asked questions

Can my realtor recommend a lawyer for me?

Yes, and many do — but you're free to choose your own lawyer. It's worth confirming the lawyer is independent and working for your interests, not simply the fastest referral on file.

Do I still need a lawyer if I'm buying without a realtor?

Yes. A private or "for sale by owner" purchase still requires the same legal work — title search, tax calculation, mortgage registration, and closing — regardless of whether a realtor was involved in the sale.

My realtor already reviewed the offer. Do I still need a lawyer to look at it too?

Yes. A realtor can explain market terms and help you negotiate, but only a lawyer can give you legal advice on what the APS's clauses actually mean and what risks they create for you.

When in the process should I contact my lawyer?

As soon as you have an accepted offer, or even earlier if the property, the title, or the deal structure looks unusual. Bringing your lawyer in early — rather than the week before closing — gives them time to catch problems while there's still room to fix them.

This article is general information, not legal advice. Reading it does not create a lawyer-client relationship. Ontario laws, tax rates, and government programs change, and how the law applies depends on your specific facts. For advice about your situation, speak with a licensed Ontario lawyer. Treadstone Law is licensed by the Law Society of Ontario — reach us at 1-844-900-1070 or start a file online.

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