Case Study 32.2 — The Advice That Was Right and Cost the House
A labeled composite. This case is assembled from documented, ordinary patterns in self-employed mortgage origination. It is not a real borrower, a real firm, or a real accountant, and all figures are constructed for teaching. Nothing in it depends on anyone behaving badly, which is the point.
Where Case Study 32.1 looked at what a decade of regulation did to a whole category of borrower, this one looks at what a single conversation, held eighteen months too late, did to one file.
The file
Two 50/50 members of a specialty trade partnership — a mechanical insulation contractor, eleven years in business, twenty-two employees, filing Form 1065. Our borrower is one of the two members and runs field operations.
They are buying a \$610,000 home. Strong credit, twelve years at the same business, a real down payment, and a household that has never missed anything. On the discovery call in February, asked what they make, the borrower answers without hesitating: "About twelve-five a month."
They are describing what lands in their personal account. They are not guessing and they are not inflating. It is the number they budget from.
The loan officer takes it. A pre-approval letter goes out that afternoon. The borrower's agent, who is good, gets an offer accepted in a competitive market by shortening the financing contingency to ten days.
Tax returns arrive on day 19.
What the returns said
| Line (the borrower's 50% share) | Year 1 | Year 2 |
|---|---|---|
| Guaranteed payments to this partner | \$24,000 | **\$0** | |
| K-1 ordinary business income | \$96,000 | \$78,000 | |
| + Depreciation, including Section 179 | \$8,400 | \$31,600 | |
| − Meals and entertainment exclusion | (\$1,900) | (\$2,100) | |
| Total | \$126,500** | **\$107,500 |
Footing: \$24,000 + \$96,000 + \$8,400 − \$1,900 = \$126,500 ✓ · \$0 + \$78,000 + \$31,600 − \$2,100 = \$107,500 ✓
- Year 1: \$126,500 ÷ 12 = **\$10,541.67**
- Year 2: \$107,500 ÷ 12 = **\$8,958.33**
- 24-month average: (\$126,500 + \$107,500) ÷ 24 = \$234,000 ÷ 24 = **\$9,750.00**
- Change: \$126,500 − \$107,500 = \$19,000; \$19,000 ÷ \$126,500 = a 15.02% decline
Income declined, and materially. The 24-month average is unavailable. Qualifying income: \$8,958.33.
The borrower's own number was \$12,500.00**. The gap is **\$3,541.67 a month — more than a quarter of what they believed they made.
The gap, priced
The contract needed a PITI of about \$4,300** a month, and the borrower carries **\$900 of other monthly debt. Run it both ways at a 45% back-end ratio [illustrative; verify the current limit and your lender's overlays]:
| | At \$12,500.00 | At \$8,958.33 | |---|---|---| | Maximum total obligations (45%) | \$5,625.00 | \$4,031.25 | | Less other monthly debts | (\$900.00) | (\$900.00) | | Maximum supportable PITI | \$4,725.00** | **\$3,131.25 |
The difference is \$1,593.75 a month. Stated the other way, the income required to carry a \$4,300 PITI plus \$900 of debt at 45% is (\$4,300 + \$900) ÷ 0.45 = \$11,555.56 — and the borrower has \$8,958.33. **Short by \$2,597.23 a month.**
In loan-amount terms, at 6.625% over thirty years each dollar borrowed costs \$0.00640313 a month in principal and interest, so \$1,593.75 of payment capacity is:
\$1,593.75 ÷ \$0.00640313 = about \$249,000 of loan amount
— and that is the generous version, assuming every dollar of capacity goes to principal and interest rather than to taxes, insurance, and mortgage insurance. The real purchasing-power difference was larger.
What the accountant actually did
The loan officer's first instinct, looking at the two columns, was to blame the obvious number: the depreciation add-back jumped from \$8,400 to \$31,600, which meant the partnership had bought a lot of equipment and expensed most of it under Section 179. Big purchase, big deduction, income falls. Case closed.
That instinct was wrong, and it is wrong in an instructive way.
Section 179 expensing reduces the K-1 and is added back as depreciation. On this file the partnership expensed \$44,000 of equipment; the borrower's 50% share reduced the K-1 by \$22,000 and the add-back restored \$22,000. Net effect on qualifying income: zero. The regular depreciation increase behaves the same way. The single largest, most visible change in the two columns cost this borrower nothing at all.
Reconcile the \$19,000 properly and three real causes appear:
| Cause | Effect on qualifying income |
|---|---|
| Guaranteed payments reclassified as distributions | −\$12,000 |
| Section 179 and additional depreciation | \$0 (reduced the K-1, restored by the add-back) |
| Year-end cash-out spending: staff bonuses, prepaid insurance, materials stocked in December | −\$6,800 |
| Larger meals and entertainment exclusion | −\$200 |
| Total | −\$19,000 ✓ |
The compensation reclassification. In the fall of year 2 the accountant recommended that both partners stop taking guaranteed payments and take distributions instead. That is standard, defensible tax planning: guaranteed payments are subject to self-employment tax and distributions of profit generally are not. It saved the household real money that year.
For the mortgage it was expensive in a way that is easy to miss. The borrower lost \$24,000 of countable guaranteed payments. Because the partnership no longer deducted them, its ordinary income rose by \$24,000 — of which the borrower's 50% share is \$12,000. Net: −\$12,000 of qualifying income, for a change that put exactly the same cash in the borrower's pocket.
The year-end spending. Roughly \$13,600 of ordinary, sensible December decisions — bonuses paid before year end, next year's insurance prepaid, materials bought while a supplier's pricing held. Real money out, deducted, and not an add-back, because it satisfies both halves of the test on the wrong side. The borrower's 50% share: \$6,800.
What happened
Nothing dramatic. That is the worst part.
The financing contingency had expired on day 14 — five days before the returns arrived. The buyers asked the seller for an extension and were declined; the property had two backup offers. The buyers terminated, the earnest money went into a dispute their attorney handled, and the transaction was over on day 24.
The loan officer laid out the alternatives afterward, correctly and too late. A path exists for exactly this borrower — underwritten to the ability-to-repay standard on documentation other than tax returns, priced for it. Chapter 34 owns that subject and the honest conversation about what it costs. The borrowers priced it, thought about it, and chose to wait fourteen months instead: the following year's return did not repeat the compensation reclassification, the guaranteed payments came back, and the file that eventually closed was ordinary.
They closed with a different lender.
What it shows
Nobody in this story did anything wrong except the loan officer, and what the loan officer did wrong took four minutes. The accountant gave good tax advice, on the question they were asked, to the client who was paying them. The borrower answered a question honestly using the only number anyone had ever given them. The agent structured a competitive offer the way a good agent does. The underwriter applied the rule correctly. The single failure was a pre-approval letter issued to a self-employed borrower without tax returns — the exact thing this book's second theme exists to prevent.
The largest number on the page was not the cause. Section 179 was a \$23,200 swing in the add-back column and worth zero. A \$24,000 line that disappeared was worth \$12,000, and \$13,600 of ordinary December spending was worth \$6,800. If you read a declining self-employed file by scanning for the biggest change, you will diagnose the wrong thing, tell the borrower the wrong story, and ask the accountant for the wrong document. Reconcile the change line by line until it foots. On this file the reconciliation takes six minutes and it is the difference between an explanation an underwriter accepts and one they do not.
The cash never changed. This is the sentence to remember. The borrower's household received approximately the same money in year 2 as in year 1. What changed was how it was labeled on a federal return — and a mortgage qualification runs on the label, not on the cash. That is not a flaw in the borrower's business. It is the structural gap §32.1 opened this chapter with, and it is invisible to everyone who does not work in mortgage lending, which is everyone the borrower knows.
The most valuable conversation had no transaction in it. A five-minute call in the fall of year 2 — before the return was filed, when the compensation change was still a proposal — would have let the borrower and their accountant price both sides of the trade and decide with full information. That call is available to any loan officer who has built a referral relationship with a CPA, and it is worth more than any rate concession. Chapter 38 turns it into a business plan.
Discussion questions
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Reconstruct the reconciliation table yourself from the two columns of the worksheet, without looking at the answer. Which line would you have blamed first, and what would that misdiagnosis have caused you to request from the accountant?
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The loan officer's error cost four minutes to make. Write the four-minute version of the February discovery call that would have prevented it — the actual words, including what you say when the borrower asks why you need returns before issuing a letter.
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The accountant's advice saved the household self-employment tax and cost them a house. Was it good advice? Answer the question as asked, then answer a better version of it, and explain what makes the second version better.
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The agent shortened the financing contingency to ten days to win a competitive bid. Chapter 20 covers what a financing contingency protects. Whose job was it to tell the agent that a ten-day contingency and a self-employed borrower are incompatible — and what would you have said?
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The borrowers closed the following year with a different lender. Estimate, in specific terms, what that cost the original loan officer over the next ten years. Use Chapter 38's framework: this household will transact again, and they know other business owners.
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Suppose the returns had arrived on day 3 instead of day 19, with everything else identical. Write the three things that would have happened differently, in order.