How long a seller has to accept an offer on a house is set by the offer itself. Most written offers give the seller between 24 and 72 hours to sign and return the contract, and the exact window is whatever the buyer types into the “time for acceptance” line. If no deadline is filled in, the form’s fallback language usually supplies one, and general contract law otherwise holds the offer open for a “reasonable time,” which courts read narrowly in real estate. Bank-owned properties, short sales, estates, and corporate sellers routinely take days or weeks longer than an individual homeowner would.
The Deadline You Wrote Into the Offer
Every purchase offer should include a time-for-acceptance provision. It’s the line where the buyer fills in a specific date and time by which the seller must sign and deliver the contract back. A typical entry reads something like “acceptance due by 5:00 PM on June 4, 2026.” Miss that moment, and the offer dies automatically.
Standard purchase agreement forms from local Realtor associations include a blank for this deadline, and most buyer’s agents advise keeping the window short. In a straightforward residential sale, 24 to 48 hours is common. Buyers sometimes stretch it to 72 hours when the property or the seller’s situation is complex. A tight deadline protects your earnest money and keeps the seller from shopping your offer around to squeeze a better number out of someone else.
If the buyer forgets to fill in a deadline, most form contracts contain fallback language that supplies a default response period tied to a set number of hours or days. The clock starts when the seller or their agent actually receives the offer, whether by email, digital platform, or paper.
Calendar Days or Business Days
One detail deserves a careful read: contracts differ on whether the deadline runs in calendar days or business days. Calendar days count weekends and holidays, so a Friday offer with a 48-hour deadline expires Sunday. Business days skip weekends and federal holidays, giving the seller more breathing room. That distinction can shift the effective deadline by two or three days, so check the exact wording before you assume when your offer expires.
What Happens When the Deadline Passes
Once the acceptance deadline expires without a signed response, the offer lapses. The seller can no longer create a binding contract by signing the original document, because your permission for them to do so is gone. You owe nothing, and any earnest money in escrow should come back in full.
If the seller signs after the deadline and sends it back, that late signature does not revive the deal. Under basic contract law, a late acceptance operates as a new counter-offer. The roles flip. You now hold the power to accept or reject the seller’s late response, and the seller is the one waiting on you.
If both sides still want to go forward on the original terms after a missed deadline, they need to sign an extension addendum that formally pushes the acceptance date. Without that document, any post-deadline signatures mean nothing as far as the expired offer is concerned.
Pulling Your Offer Back Before the Seller Signs
Buyers often assume that submitting an offer locks them in until the deadline passes. It doesn’t. Until the seller has signed and communicated acceptance to your side, you can withdraw the offer at any time, for any reason, with no penalty and no obligation to explain.
The mechanics are simple. Have your agent contact the listing agent immediately, ideally by phone or text, and follow up in writing. An email or text creates a record of when the withdrawal happened, which matters if the seller tries to sign a few minutes later and claim a binding deal. Speed decides it. Once the seller’s signature hits the page and reaches your side, you have a contract whether you changed your mind or not.
If you submitted earnest money with the offer and then withdraw before acceptance, that money comes back to you. No contract formed, so there’s nothing for the deposit to secure.
A Verbal Yes Is Not an Acceptance
A seller who calls or texts “we accept” has not actually accepted the offer in any binding way. Every state has some version of a statute of frauds, which requires contracts for the sale of real estate to be in writing and signed by the parties. A verbal agreement to sell a house is unenforceable, no matter how clearly both sides expressed their intent.
This matters in fast-moving situations where a seller might verbally commit to one buyer while still reviewing others. Until the signed contract is in your hands, you don’t have a deal. If an agent tells you “the seller verbally accepted, we’re just waiting on signatures,” the seller can still accept a different offer, counter yours, or change their mind. Treat verbal commitments as encouraging signals, not agreements.
Why Some Sellers Take Longer
The deadline in your offer sets the outer boundary, but several situations explain why sellers use every available hour and sometimes ask for more time.
Multiple Competing Offers
In a competitive market, a seller receiving five or ten offers needs time to compare price, contingencies, closing dates, financing strength, and escalation clauses side by side. The listing agent may ask all buyers to submit their “highest and best” offer by a set deadline, which effectively overrides the individual expiration dates in each offer. When that happens, the listing agent should notify every competing buyer so each can decide whether to revise or stand pat.
Estates, Corporate Relocation, and Trusts
When the seller isn’t an individual homeowner but an estate executor, a corporate relocation company, or a trust, the decision chain gets longer. An executor may need probate court approval. A relocation company may route the offer through a regional manager and legal department. Those layers add days, and there’s often nothing your agent can do to speed things along. Set your offer deadline with that in mind.
Bank-Owned and Short Sale Properties
Bank-owned properties, called REOs, and short sales run on different timelines than traditional home sales. On an REO, the listing agent forwards your offer to the bank’s asset management department, where it enters a queue. Responses commonly take three to five business days, but delays of several weeks are not unusual. Plan for a closing timeline of 60 to 75 days instead of the usual 30 to 45.
Short sales are slower still. The seller can accept your offer, but their lender then has to approve the sale price because the proceeds won’t cover the full mortgage balance. That lender review can take anywhere from one week to twelve months, depending on the lender’s backlog and the number of liens on the property. If you’re bidding on a short sale, build that waiting period into your expectations from the start.
Confirming Your Offer Was Actually Presented
Buyers sometimes worry that their offer is sitting in an inbox while the listing agent waits for better ones to come in. The National Association of Realtors’ Code of Ethics addresses this directly: Standard of Practice 1-6 requires listing agents to “submit offers and counter-offers objectively and as quickly as possible.”1National Association of REALTORS®. Part 4, Appendix IX – Presenting and Negotiating Multiple Offers An agent who sits on your offer to wait for competing bids risks discipline from their local Realtor board and, in many states, their state licensing authority.
If you want proof that your offer reached the seller, your agent can send a written request to the listing agent for a written affirmation that the offer was submitted. That won’t speed up the seller’s decision, but it removes one source of uncertainty while the clock runs down.