How to Recast Your Mortgage in 5 Steps
A recast is a phone call, one signed form and a wire transfer — and most of the elapsed time belongs to the servicer, not to you. The part people get wrong is the order of operations: they send the money first and ask for the terms second. Do it the other way round and the whole thing takes about three weeks instead of three months, and you never have to argue about what was promised.
The short answer
You need four things: a servicer that offers recasts at all, a lump sum above their minimum principal reduction, a written request with the funds, and the fee. Typical turnaround is two to six weeks from the day the money clears, and a handful of servicers do it in under ten business days.
The single thing that decides whether this goes smoothly is getting the new payment quoted in writing before any money moves. A recast is irreversible in the sense that the principal is gone from your savings the moment it lands, so the quote is your only leverage. Ask for it first, compare it against the calculator on this site, and only then authorise the transfer.
Check you qualify before you call anyone
Recasts are a servicer-level product, not a legal right, so eligibility starts with who services your loan. Several large servicers do not offer them at all, and a few stopped during the refinance boom when their processing capacity was stretched. If yours is one of them, everything below is moot — check the servicer pages first.
Beyond that, the usual conditions are: the loan is current, it is a first lien that amortises, and the principal reduction clears a minimum. Conventional loans are the common case. FHA and VA loans are recastable at some servicers and not at others, because it depends on the investor behind the loan rather than on the programme itself. HELOCs, reverse mortgages and interest-only loans are generally out.
What to have ready before step one
Pull four numbers off your most recent statement: the current principal balance, the rate, the months remaining, and the servicer’s name as it appears in the payment address. You also need the exact lump sum you intend to apply and the fee the servicer charges.
Ask for a principal balance statement rather than a payoff quote. A payoff quote includes interest accrued to a future date and a per-diem, which is the right document when you are closing a sale and the wrong one when you are applying a fixed sum to principal.
Step 1 — Ask for the policy in writing
Use both words when you ask: recast and re-amortization. Front-line representatives are trained on refinancing and frequently do not recognise the first term, which is how people end up being told the product does not exist. If the phone answer is no, ask for it in a secure message before believing it.
Three questions, one message: is a recast available on my loan, what is the minimum principal reduction, and what is the fee and typical processing time? A written answer to those three is your baseline. Anything a representative tells you verbally is not evidence — the dispute, if there is one, happens six weeks later with a different department.
Step 2 — Get the new payment quoted before money moves
Give them the balance, the lump sum and the date you intend to send it. Ask for the new monthly principal and interest, and the date the new payment takes effect. This is the moment to compare against your own arithmetic; a difference of a few dollars is rounding and effective-date interest, but a difference of fifty dollars means something in your assumptions is wrong.
The usual culprits are escrow (unchanged, so the total payment falls less than the principal-and-interest figure), accrued interest to the effective date, and a fee deducted from the lump sum rather than billed separately. Ask explicitly whether the fee comes out of the money you send. If it does, the principal reduction is smaller than you planned and the quoted payment will not match the calculator until you adjust for it.
Step 3 — Send the principal and the request together
Same day, same package: the signed recast request, the funds, and the fee if it is billed separately. Reference the loan number on every document. A payment that arrives before the request is processed as an ordinary principal curtailment — the balance drops, the payment does not, and you have to start over.
Send money only to an address or account that appears on your statement or in the servicer’s authenticated portal. Never to an address read out over the phone, and never in response to an inbound call about your recast. This is a well-known fraud pattern precisely because the amounts are large and the urgency feels real.
Step 4 — Confirm the effective date in writing
Funds clearing is not the same as the recast taking effect. Interest accrues on the old, larger balance until the effective date, which is typically the first billing cycle after the funds post. The cost is the interest the lump sum would have stopped accruing: on $50,000 at 6.5% that is about $8.90 a day, so a four-week delay is roughly $250 — real money, even though nobody itemises it.
Ask for the effective date in the same written channel, then check the first statement after it. If the payment is still the old figure, you are not being paranoid — recasts do get queued and forgotten, and the fix is faster when you can point at a date you were given in writing.
Step 5 — Verify the new statement and the schedule
Four things to check on the first statement after the effective date. The principal balance should equal the old balance minus your lump sum. The payment should match the quote. The remaining term should be unchanged, so the payoff date is exactly where it was. And the amortisation schedule should have been reissued.
If the payoff date moved, that is not a recast — someone has processed a modification or a refinance, and you should stop and get it in writing before making another payment. It is rare, but it is the one error that quietly costs years of interest.
The four mistakes that cost the most
Sending money before the quote. It is the most common and the most expensive, because once the principal is applied you are negotiating from a position of having already paid.
Expecting the rate or the term to change. A recast does neither. People who wanted a lower rate needed a refinance, and people who wanted a shorter loan needed extra principal; discovering this after the fact is a $300 lesson in terminology.
Expecting the payment to fall by the full principal-and-interest difference. Taxes and insurance sit on top and do not move. A recast that cuts $210 of principal and interest on a payment with $480 of escrow reduces the debit by $210, which is a 9% fall, not the 15% people had in mind.
Not asking about the fee’s treatment. Deducted from the lump sum or billed separately changes both the principal reduction and the break-even calculation, and it is a one-line question.
If your servicer will not do it
There are five common reasons for a no: the investor behind the loan does not permit recasts, the loan type is excluded, the lump sum is below the minimum, the account is delinquent, or the loan is interest-only or a balloon. Ask which one applies, because only some of them are fixable.
If it is a hard no, the alternatives are straightforward and none of them do the same job. Extra principal shortens the loan and leaves the payment alone. A refinance can lower the rate but costs thousands and restarts the clock. And servicing transfers are common — if your loan moves to a new servicer, the policy moves with it, so the question is worth re-asking in a year rather than treating the current answer as permanent.
Frequently asked questions
The questions that come up after the first call to a servicer.