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№ 173 Mortgage Industry

Private mortgage costs, in three buckets — and the disclosure rules attached to each.

A private mortgage's all-in cost isn't one figure — it's lender costs, brokerage costs, and legal costs, each disclosed under a different rule and each landing on the borrower differently. Here's how the three buckets actually break down.

Mortgage Industry 7 min read By the Treadstone Associates team · Canada Updated 2026-08

Key takeaways

  • Private mortgage costs split into three buckets: lender costs (rate premium plus lender fee), brokerage costs (a separate disclosed fee for arranging the file), and legal costs (often including both parties' lawyers).
  • Legal costs run higher on a private deal partly because the borrower is often covering the lender's legal costs too, on top of independent legal advice that's a recommended or required safeguard for vulnerable borrowers.
  • Ontario's cost-of-borrowing disclosure must reach the borrower in writing no later than two business days before the earlier of the relevant transaction events, unless a signed waiver shortens that window.
  • Specific fee percentages are not standardized across the industry and vary materially by lender, LTV, and file complexity — confirm the actual figure on each specific commitment rather than quoting a rule of thumb.

A borrower asking “what will this actually cost me?” about a private mortgage is asking a harder question than it sounds. The honest answer has three separate parts, each disclosed under a different rule, and each showing up on a different document in the file.

Here's the three-bucket breakdown — lender costs, brokerage costs, and legal costs — why legal costs specifically tend to run higher than borrowers expect, and exactly what must be disclosed, in writing, and by when.

01 · What are the three cost buckets in a private mortgage file?

The three cost buckets on a typical private mortgage
BucketWhat it typically includesWho discloses it
Lender costsThe interest rate premium plus a lender or commitment fee, often netted from the advanceThe lender, in the commitment and cost-of-borrowing figures
Brokerage costsA separate fee for the brokerage's work arranging the fileThe brokerage, in its own written disclosure
Legal costsThe borrower's lawyer, often the lender's lawyer too, plus registration and title costsTypically itemized in the borrower's retainer and closing statement

For the lender and brokerage pieces specifically, see how B-lender pricing is actually structured — the same rate-premium-plus-fee pattern generally applies on the private-lender side of the market too.

Where private deals diverge from B-lender pricing is mainly in the legal bucket, which is often thin or nonexistent on a bank file and consistently material on a private one. A borrower comparing a bank quote to a private quote side by side, without accounting for the legal difference, will consistently underestimate what the private option actually costs to close — which is exactly why walking through all three buckets together, rather than quoting the rate alone, matters.

It's worth walking a client through all three buckets even on a file where the lender and broker costs are relatively modest, because the legal bucket alone can be the deciding factor in whether a private mortgage actually makes financial sense for that specific purpose. A client borrowing a small amount to cover a short-term gap may find that legal and registration costs represent a much larger share of the total cost than they would on a larger loan, simply because several of those costs are closer to fixed than proportional to loan size.

03 · What must be disclosed to the borrower, and by when?

Under O. Reg. 191/08, the cost of borrowing — including the brokerage's own fee — must be disclosed to the borrower in writing, expressed in plain language and presented clearly rather than buried in boilerplate. Under O. Reg. 188/08, that disclosure must reach the borrower no later than two business days before the earlier of the relevant transaction events, unless the borrower signs a waiver shortening the window to one business day.

One rule worth flagging specifically: on any mortgage with a principal of $400,000 or less, an Ontario brokerage cannot require or accept an advance payment or deposit for its services before they're rendered. It's a rule that matters disproportionately on smaller private deals, where an upfront fee request would otherwise be easy to justify to a motivated borrower.

Estimates are allowed inside these disclosures, but only where a reasonable assumption genuinely can't be avoided, and the brokerage must clearly flag in writing that a figure is an estimate rather than a confirmed cost. That distinction matters in a private-lending file more than most, since legal costs in particular often aren't fully known until the lender's lawyer weighs in — the disclosure needs to say so plainly rather than presenting an estimate as a final number.

Every disclosure requirement, however, is written for the borrower's benefit, and the material-risk disclosure obligation runs alongside the cost disclosure, not instead of it. A brokerage must separately obtain written acknowledgement that risk disclosures were provided, on top of the cost figures themselves — two distinct signed records, not one combined form that covers both.

04 · How should a broker package cost disclosure inside the file itself?

  • A written cost-of-borrowing statement that separates lender costs from brokerage costs, not a blended total.
  • An itemized fee breakdown the borrower can actually reconcile against the commitment letter.
  • A signed borrower acknowledgement that the disclosure was received, within the required timing window.
  • A retained copy of every disclosure document in the compliance file, not just the signed mortgage instrument.

This is exactly the kind of paperwork discipline that separates a file that closes cleanly from one that stalls on a compliance question. Treadstone's fulfillment associates build this disclosure package as a standard part of assembling a private-lending file, not as an afterthought.

One habit worth building into every private-lending file: reconcile the disclosure statement against the final commitment letter and the closing statement of adjustments before the file is considered done, not just at the moment of signing. Fees occasionally shift between commitment and closing on a private deal in a way they rarely do on a bank file, and catching a discrepancy before funds change hands is a far better outcome than catching it after.

Clients also remember how costs were explained more than the exact figures themselves. A borrower who was walked through all three buckets at the outset, and can see the final numbers land close to what was described, comes away trusting the process even if the total was higher than a bank mortgage would have cost. A borrower who only learns the full picture at closing rarely has that same reaction, regardless of whether every individual disclosure was technically compliant.

It's worth remembering, too, that these three buckets aren't static across the life of the mortgage. A renewal, a lender-approved extension, or an early payout can each trigger their own fees under the original commitment's terms, and those figures deserve the same clear, written treatment as the original disclosure — a client who understood the closing costs but is blindsided by a discharge or renewal fee a year later has a legitimate complaint, even if the original file was handled correctly.

Three cost buckets, one clean file

Disclosure gaps show up at the worst possible moment.

Treadstone's fulfillment associates itemize lender, brokerage, and legal costs into a disclosure package that's ready before the timing clock starts, not after.

Frequently asked questions

This article is general information to help you scale — not a substitute for tailored advice on your specific business, licensing, or compliance obligations. All figures are illustrative examples for planning purposes; actual costs vary by province, market, and brokerage.

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