Can someone else take over the loan? Assumption and successor liability
Your borrower calls with a plan. A buyer, a business partner, or a family member will take over the payments. Before you say yes, understand what an assumption actually does to your note, because the wrong paperwork can leave you with two people who each believe the other one owes the money.
A borrower cannot hand off the debt alone
The basic rule runs in one direction. A lender can generally transfer the right to receive payment. A borrower cannot transfer the duty to pay without the lender's agreement. That makes sense once you see it from the lender's side: you underwrote one person, and nobody gets to swap in a stranger with a different income and a different credit history.
So payments arriving from someone else change nothing on their own. You may deposit them for years, and the original signer remains the person you can sue. Many lenders assume that accepting money from a new payer somehow makes that payer responsible. It does not, and the reverse problem is worse: a lender who behaves as though a new borrower has taken over may weaken a later claim against the original one.
Assumption and novation are not the same
In an assumption, a new borrower promises to pay the existing debt. Under Regulation Z, the Consumer Financial Protection Bureau (CFPB) frames it this way: An assumption occurs when a creditor expressly agrees in writing with a subsequent consumer to accept that consumer as a primary obligor on an existing residential mortgage transaction. The original borrower usually remains liable if the new one stops paying.
A novation goes further. California's Civil Code defines it simply: novation is the substitution of a new obligation for an existing one. It can be done by substituting a new debtor for the old one, and the old borrower walks away clean. That release does not happen by implication. If you intend it, the document has to say so in plain words.
Due-on-sale and due-on-transfer clauses
On a secured note, the collateral adds another layer. A due-on-sale clause lets the lender accelerate the entire balance when the borrower transfers the property. Federal law confirms that lenders may enter into and enforce these clauses, and that exercising the option is governed by the terms of the loan contract itself.
The same federal statute carves out exceptions for residential property with fewer than five units. A lender generally cannot accelerate on a transfer by death to a joint tenant or a relative who occupies the property, a transfer to a spouse or children, a transfer resulting from a divorce or legal separation, or a transfer into a living trust where the borrower stays a beneficiary. Read the clause and the exceptions together before you send an acceleration letter.
What to require before you consent
Treat a consent request like a new loan application, because that is what it is. Review the proposed borrower's credit and income the same way you reviewed the original. Confirm the loan is current, with no unpaid fees hiding in the file. Pull a fresh payoff figure so everyone is working from one number, which our loan payoff calculator will produce from the note terms.
On a secured note, verify that the collateral still covers the balance, that the lien position has not changed, and that insurance will name you after the transfer. You are also allowed to ask for something in return for consenting: a fee, an updated rate within the legal cap, additional collateral, or a personal guaranty from the departing borrower.
Put your answer in writing either way. A consent letter that says yes on stated conditions, or a short letter declining and confirming that the note remains the original borrower's obligation, closes the question for good. Verbal consent is the worst of both worlds, because the borrower goes ahead with the transfer while you are left arguing months later about what you actually agreed to allow.
The assumption agreement itself
The document does not need to be long, but it needs to be specific. Identify the original note by date and parties. State the outstanding principal and accrued interest at the effective date. Record the new borrower's promise to pay according to the existing terms. Say clearly whether the original borrower is released or remains liable, because silence there is what produces litigation.
Confirm that the collateral continues to secure the note, that no other term changes, and that any guarantor consents in writing. Everyone signs, including spouses where state law requires it. Notarize it, and record it if real estate is involved. Keep the original note in your file and do not mark it paid, because the debt has not been paid, only reassigned.
What happens when the borrower dies
Death does not erase the debt. It becomes an obligation of the estate. California's Probate Code defines a claim to include a demand for payment of a liability of the decedent arising in contract, whether the amount is due or not yet due, accrued or contingent. Most states run a similar process with a filing deadline that arrives faster than people expect.
Notify the executor in writing, file your claim within the statutory window, and hold off on accepting payments from an heir until the paperwork settles who owes what. An heir who receives the collateral generally takes it subject to your lien, and the federal exceptions above often block acceleration when a relative takes over the family home.
Business sales and entity borrowers
Two different transactions get called the same thing. In an asset sale, the buyer purchases the equipment and the customer list, and your note stays with the seller unless you sign an assumption. In an equity sale, the entity that signed the note continues to exist and still owes the money, but the people controlling it have changed completely.
That second version is why change-of-control language belongs in every note to a business. It gives you a seat at the table rather than a surprise. Personal guaranties do not travel either. If the departing owner guaranteed the note, get a new guaranty from the incoming owner, and release the old one only if that is what you actually decided to do.
Sources
James Stackpoole is a personal finance writer who covers lending, contracts, and everyday legal documents. He focuses on making complex financial topics approachable for borrowers and lenders navigating agreements outside of traditional institutions.
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