Buyers ask about it with a flinch, as though the check is a fee for permission to make an offer. It is not a fee, it does not belong to the seller, and in the ordinary course you get all of it back in the form of a smaller check at closing. The part worth understanding is the narrow set of situations where you do not.
The short answer
Earnest money is a deposit you make when an offer is accepted, held by a neutral third party rather than by the seller, and credited toward what you owe at closing. You generally lose it only by walking away for a reason your contract does not protect, or by missing a deadline that would have protected you.
Who holds it, and why that matters
It goes into an escrow or trust account, typically at the title company or the listing broker, not into anyone's pocket. The holder cannot hand it to either side on request. That is the whole point of the arrangement, and it is also why a dispute over it takes longer than people expect.
It is not extra money
This is the most common misunderstanding and it is worth saying plainly. The deposit is applied to your down payment and closing costs. It is money you were already going to bring, arriving earlier. What it does cost you is liquidity, because it is gone from your account during the weeks you may also be paying for an inspection and an appraisal.
What the amount signals
A seller reads the deposit as a measure of how serious an offer is, which is why buyers in competition get encouraged to raise it. A larger deposit does say something. It also puts more of your money behind the deadlines, so it is only a good trade when you are confident about the contingencies you are keeping.
The ways it actually gets lost
- The buyer changes their mind for a reason the contract does not cover
- A contingency deadline passes without written notice, so the protection it offered expires
- The buyer waived a contingency to win the house and then hit the problem that contingency existed for
- The buyer stops performing, meaning the loan application stalls or the paperwork simply stops coming back
Notice that three of those four are calendar problems rather than money problems. Deadlines in a purchase contract are short, they run on business days or calendar days depending on the language, and they do not remind you.
When both sides claim it
The escrow holder usually cannot release the deposit until both parties sign off, which means a genuine disagreement can sit unresolved for a long time while neither side has the money. That is an unglamorous reason to keep the contingencies you are entitled to and to put every notice in writing.
The uncomfortable part
In a competitive stretch, buyers are routinely advised to waive protections and raise the deposit, and it is presented as strategy. Sometimes it is. Sometimes it is an agent solving their own problem, which is getting an offer accepted, with your money. I would rather lose a house for you than have you discover in week three what a waived inspection actually bought.
The part I will not answer
What your contract protects, what a proper notice looks like, and what happens if the two sides disagree about the deposit, all belong to an attorney. Whether the deposit counts toward your cash to close, and how it is documented for underwriting, belongs to your lender. I will tell you which one to call, and I am not going to answer either myself.
If you are still working out what you can comfortably put in play, the affordability test is the place to start, and the buyers page sets out the order things happen in.
This note is general. It is not legal or lending advice, and what applies to your transaction depends on your contract and on terms only your attorney and your lender can give you.