The client
A single newcomer applicant with $6,400/mo of stable T4 income, buying a $265,000 home in Moose Jaw, Saskatchewan, at 5% down on twelve months of rent and utility payment history in place of a Canadian bureau score.
Applicant
Single, T4 income $6,400/mo
No Canadian bureau score to underwrite against
Alternative credit stack
Rent, phone, insurance, one utility, one joint utility
5 items over 12 months of history
Purchase
$265,000, Moose Jaw
Property tax $250/mo; lender heat estimate $110/mo
Down payment
$13,250 — 5%
The minimum at this price
Other debt
$150/mo student loan
the only item on the bureau
The problem
Most insurer scorecards want five trade-line equivalents of alternative credit history before treating it as sufficient in place of a bureau score. This applicant had five items — but one was a shared utility account from a transitional roommate period, before the applicant's own household was established.
What made the stack read as thin
- ▸Rent, phone, insurance and one utility: clearly single-name, uncontested
- ▸The fifth item — a shared utility account with a former roommate: not clearly the applicant's own payment on its own
- ▸Result as first submitted: only 4 of the 5 trade-line equivalents a lender could rely on without further explanation
A joint account with a non-applicant proves the bill was paid; it doesn't, on its own, prove who paid it. That distinction matters more for a newcomer file than most, since alternative credit built from rent and utility history is the entire substitute for a bureau score — there is no second data source to fall back on if one item in the stack is disputed.
The numbers
The ratio math on this file was never in question. The problem was entirely whether the credit stack behind it was complete.
| Structuring the insured loan | Amount |
|---|---|
| Purchase price | $265,000 |
| Down payment (5%) | −$13,250 |
| Base mortgage (95% LTV) | $251,750 |
| CMHC premium — 4.00% in the 90.01–95% LTV band, capitalized | +$10,070 |
| Total insured mortgage | $261,820 |
| Rate & ratio | Figure |
|---|---|
| Contract rate — 5-year fixed (illustrative, not a quote) | 4.69% |
| Minimum qualifying rate — greater of contract + 2% or 5.25% | 6.69% |
| Monthly payment at the qualifying rate | $1,784 |
| GDS (payment + $250 tax + $110 heat ÷ $6,400 income) | 33.5% |
| TDS (GDS numerator + $150 student loan ÷ $6,400 income) | 35.8% |
Both ratios sit comfortably inside CMHC's 39% GDS and 44% TDS maximums. Once the fifth trade-line equivalent was accepted, the file's only remaining question was documentation, not capacity.
The solution
An FCAA-licensed Saskatchewan mortgage broker treated the disputed account as an attribution problem, not a missing item.
First, pulled bank statements covering the full 12-month period to isolate the applicant's own recurring e-transfers toward the joint utility account, rather than relying on the account statement alone, which showed only the total billed, not who paid it.
Second, cross-referenced the transfer dates and amounts against the utility's own billing cycle, confirming a consistent, applicant-initiated payment pattern matching each bill — not an occasional contribution, but the applicant's regular share.
Third, resubmitted the full five-item stack with the attribution evidence attached, rather than dropping the disputed item and asking the file to qualify on four.
The outcome
The full five-item alternative-credit stack was accepted, and the purchase closed insured at 95% LTV with GDS at 33.5% and TDS at 35.8%.
Nothing about the applicant's income, other debt or down payment changed between the first submission and the approved one — only the documentation behind the fifth credit item.
What to take from this file
- 01A joint account isn't automatically a clean trade-line equivalent. It proves the bill was paid, not who paid it — that second step needs its own evidence.
- 02Bank statements can attribute a shared payment more convincingly than the account itself. A consistent, dated transfer pattern speaks for the applicant where a joint bill can't.
- 03Don't drop a disputed item when you can document it instead. Resubmitting on four items out of five risks a thinner file than fixing the fifth one properly.
- 04Alternative credit has no fallback data source. When there's no bureau score behind it, every item in the stack has to hold up on its own.
Sources
Every regulatory figure in this file traces to one of these primary sources. Client details and anything that varies by lender are illustrative, as flagged below.
- ▸CMHC — Purchase (Mortgage Loan Insurance) — default-insurance premium schedule by LTV band (25-year amortization).
- ▸CMHC — CMHC Home Start — minimum down payment tiers (5%/10%) and the $1.5M insured price cap.
- ▸OSFI — Minimum qualifying rate for uninsured mortgages — the minimum qualifying rate — greater of contract rate + 2% or 5.25%.
- ▸CMHC — CMHC Reviews Underwriting Criteria — GDS 39% / TDS 44% maximums and the 600 credit-score floor for insured files.
- ▸Provincial/territorial mortgage-broker legislation fetched directly (bclaws.gov.bc.ca, legisquebec.gouv.qc.ca, fcaa.gov.sk.ca, web2.gov.mb.ca, nslegislature.ca, assembly.nl.ca) plus FCNB's own site for NB and CanLII's index for PE — see notes for per-province method — provincial mortgage regulators and licence titles.
Illustrative in this file — lender-specific, not rules:
- ▸4.69% contract rate — rates move daily; not a quote.
- ▸the 5 trade-line-equivalent threshold — each insurer/lender sets its own scorecard for how much alternative-credit history counts as sufficient.
Authority & provenance
How this case file was built
We publish the origin, the verification method and the reviewer for every case file, so you can judge how far to trust it before you rely on it with a client.
Where it comes from
Derived from files handled by Treadstone’s fulfillment desk and from scenarios contributed by partner brokerages. Names, employers, exact amounts and dates are changed so no client or file is identifiable.
Provenance: Composite — a pattern seen repeatedly on fulfilled files, not a single transaction.
What is verified
Every regulatory figure traces to a primary source listed above and was checked against it on the date shown. The arithmetic is recomputed by machine on every rebuild.
Anything that varies by lender is labelled illustrative rather than stated as a rule.
Who reviewed it
Reviewed for Canadian regulatory accuracy before publication, and re-checked whenever a cited rule changes.
Reviewed by: Nicholas Parson, Treadstone Associates — reviews every case file before publication.
This case file is professional reference material for licensed mortgage professionals. It is not advice to a borrower, and it is not a lender commitment. Insurer rules, qualifying rates and provincial taxes change — confirm the current position with the insurer, regulator or lender before you rely on any figure here in a live file.