Look for strike rate, notional amount, expiration date, replacement obligation, lender requirements, and budgeted replacement cost.
Plain-English term
Rate cap
Insurance against floating-rate debt rising past a set level.
Definition that survives review
A rate cap limits how high the benchmark rate can affect a floating-rate loan for a defined period. In a real review, translate the term into the cash flow, priority, deadline, tax treatment, status test, or control right it changes.
Use it to see how floating-rate risk is limited and when the protection expires. If you cannot point to the exact document or calculation behind it, you have recognized the vocabulary but not yet understood the deal.
Why it matters
Rate caps can save a deal from rate spikes, but they expire, cost real money, and got brutally expensive when everyone needed one. This is why the term is not finished until you know who calculated it, what period it covers, and what happens if the friendlier definition is wrong.
A useful glossary entry should show where the word appears, what input changes it, and which connected term changes the answer next: Debt service, DSCR, Capital call.
How to use it in diligence
Floating debt risk + cap strike + expiration date + replacement cost = the real rate-cap question.
A cap bought cheap in year one may cost far more to replace in year three if rates move against the deal.
Underwriting floating-rate debt as if the cap is permanent.
Proof checklist
- The source period, calculation basis, and owner of the number are named.
- The term reconciles to the PPM, operating agreement, lender documents, tax schedule, underwriting model, or verification record.
- The downside version is visible before the optimistic version gets trusted.
Example, trap, question
A cap bought cheap in year one may cost far more to replace in year three if rates move against the deal.
Underwriting floating-rate debt as if the cap is permanent.
- when the cap expires, what strike price it has, what replacement costs, and whether reserves already cover it.
- What source document, schedule, or third-party evidence proves this term in this specific deal?
- Which connected term changes the answer next: Debt service, DSCR, Capital call?
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