Is there ever a reason to refinance even at a small rate improvement?

Yes, if the goal is restructuring rather than rate savings — for example, converting interest-only to amortising before a payment step-up, or consolidating loans.

Does the prepayment penalty ever get waived to allow a refinance?

Varies by lender and by the terms of the specific note; some notes include exceptions such as sale, but a straight refinance waiver is uncommon.

Should I wait for my prepayment penalty to step down before refinancing?

Often yes, if the rate improvement is not urgent — the break-even math improves every year the penalty percentage steps down on a 5-4-3-2-1 schedule.

Does a cash-out refinance change this calculation?

It adds the cash-out pricing add and the 75% LTV cap to the same break-even logic, generally making the bar to clear even higher unless the capital itself is the goal.

Who can help me think through the tax side of paying a prepayment penalty?

A CPA. Whether a prepayment penalty is deductible and how it affects your basis is a tax question this desk does not answer.

LESSON 6 OF 65 MIN READ

When NOT to refinance a DSCR loan

A refinance is the wrong move when the prepayment penalty owed on your current note, added to closing costs on the new one, exceeds what the improved rate or structure will save you before you sell or refinance again. It is also usually the wrong move when the rate environment has not moved enough to clear that break-even math, or when your remaining hold period is shorter than the number of months it takes the savings to repay the cost. Running the break-even calculation before applying — not after receiving a term sheet — is what separates a refinance that helps from one that quietly loses money.

THE NUMBERS

Minimum DSCR	0.75 (0.75–0.99 prices at +62.5 bps, 70% LTV cap)
Maximum LTV	80% purchase or rate-and-term · 75% cash-out
FICO floor	660 (below that the desk does not lend)
Loan size	$100K – $3M single · $10M portfolio
Reserves	6 months PITIA · 12 months on a portfolio
Prepay options	5-4-3-2-1 par · 3-2-1 +25 bps · 1-yr +50 bps · none +87.5 bps
Typical days to close	21–30 days from a signed term sheet
Rate sheet	Silt Rate Desk — Market Composite Sept 2026 · effective 2026-09-01

ILLUSTRATIVE — published program floors, not a quote or a commitment to lend. Subject to underwriting, appraisal and final credit approval.

What does the prepayment penalty actually cost you here?

If your current DSCR note carries a 5-4-3-2-1 penalty and you are two years in, you owe 3% of the outstanding balance to pay it off — a real, upfront cash cost that a lower rate has to earn back before the refinance is worth anything. On a $300,000 balance that is $9,000 before a single dollar of closing costs on the new loan, so the maths starts from a hole, not from zero. Reading your existing note's prepayment schedule before shopping a new rate is the first step, not an afterthought.

How do you calculate the actual break-even period?

Add the prepayment penalty owed on the old loan to the closing costs on the new one, then divide by the monthly payment savings the new rate produces; the result is the number of months you need to hold the property for the refinance to pay for itself. If that break-even is 34 months and you plan to sell in 18, the refinance is a net loss regardless of how attractive the new rate looks in isolation. This is arithmetic every investor can do with a calculator before ever calling a lender, and it should happen first.

When has the rate environment not moved enough?

A rule of thumb some investors use is that a rate improvement needs to clear roughly 0.5 to 0.75 percentage points before the closing costs and any penalty are worth absorbing, though the real threshold depends entirely on your loan size, penalty and remaining term — it is not a fixed number. Refinancing to save an eighth of a point, once closing costs and a penalty are netted out, is very rarely worth the paperwork, the new prepayment clock, and the appraisal risk.

Does a shorter hold period change the answer?

Yes, decisively. An investor planning to sell within two to three years should weight the break-even calculation much more heavily than one holding for a decade, because a refinance that pays for itself in month 40 is worthless to someone selling in month 24 — the cost is sunk and the savings never accrue. If a sale, a 1031 exchange, or a portfolio-wide restructuring is already on the calendar, that timeline belongs in the refinance decision before rate shopping starts.

What about refinancing purely to restructure, not to save on rate?

Restructuring reasons — moving from interest-only to amortising before a payment step-up, consolidating several loans into one blanket note, or removing a co-borrower — can justify a refinance even when the pure rate math is marginal, because the value being purchased is not interest savings but flexibility or simplification. Those are legitimate reasons, but they should be named explicitly rather than smuggled in under a rate-savings justification that does not actually hold up on inspection.

What is the simplest test before applying?

Write down the penalty owed, the estimated closing costs, the monthly savings at the new rate, and your honest expected hold period, then divide the first two by the third and compare the result with the fourth. If the break-even period comfortably clears the hold period, proceed to a term sheet; if it does not, the better move is usually to do nothing and revisit the question when the penalty has stepped down or rates have moved further.

A refinance that does not pencil

Current balance	$300,000
Prepayment penalty owed, year 2 of 5-4-3-2-1	3% = $9,000
Estimated closing costs on new loan	$4,500
Total upfront cost	$13,500
Current rate vs new illustrative rate	7.25% → 6.75%
Monthly payment savings	≈ $105 / mo
Break-even period	≈ 129 months (10.75 years)
Planned hold period	3–4 more years
Result	Refinance does not pay for itself within the hold — better to wait

Illustrative figures. Actual penalty, closing costs and rate improvement depend on your existing note and the sheet in effect at the time.

WHAT WE NEED FROM YOU

Current note and prepayment schedule. Shows the exact penalty owed at today's payoff date.
Recent mortgage statement. Confirms the outstanding balance the penalty percentage applies to.
Illustrative new-loan quote. Rate, closing costs and any pricing adjustments for the new structure.
Your own hold-period estimate. Not a document the lender collects, but the input that decides the answer.
Entity documents. Needed regardless, if the refinance proceeds.

FREQUENT QUESTIONS

Is there ever a reason to refinance even at a small rate improvement?: Yes, if the goal is restructuring rather than rate savings — for example, converting interest-only to amortising before a payment step-up, or consolidating loans.
Does the prepayment penalty ever get waived to allow a refinance?: Varies by lender and by the terms of the specific note; some notes include exceptions such as sale, but a straight refinance waiver is uncommon.
Should I wait for my prepayment penalty to step down before refinancing?: Often yes, if the rate improvement is not urgent — the break-even math improves every year the penalty percentage steps down on a 5-4-3-2-1 schedule.
Does a cash-out refinance change this calculation?: It adds the cash-out pricing add and the 75% LTV cap to the same break-even logic, generally making the bar to clear even higher unless the capital itself is the goal.
Who can help me think through the tax side of paying a prepayment penalty?: A CPA. Whether a prepayment penalty is deductible and how it affects your basis is a tax question this desk does not answer.

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Prepayment penalties Rate-and-term vs cash-out Points and buydowns All answers