Who issues Form 8288-A, the buyer or the seller?
The statement is produced on the buyer's side of the transaction, by whoever handles the withholding at closing, and it comes to the foreign seller. So the person who needs it is not the person who creates it. That split is the whole difficulty: the seller's claim for credit against US tax on the sale depends on a document somebody else has to prepare correctly, and the seller has no control over when it is prepared. Treat it as an item on the closing checklist, agreed with the buyer's representatives in writing before the funds move, rather than something to chase when the return is being prepared months later.
Why does the stamped copy matter if tax was already withheld?
Because the withholding and the credit are two separate records. Money leaving the closing table is evidence to you, but on your US return the credit has to be traced to the disposition it came from, and the stamped statement is what does the tracing. Without it you are asserting a payment the file cannot show, which is the position that turns a straightforward refund into correspondence. Keep the stamped copy with the closing papers, and keep it with the return as filed, not only in a folder from the year of the sale.
My closing agent has not sent Form 8288-A, what should I do?
Ask in writing, and ask the party that had the withholding obligation rather than the estate agent. Say which disposition you mean, give the closing date and the property address, and ask for the stamped copy specifically. If nothing arrives, the fall-back is to build the evidence from your own side: the settlement statement, the wire confirmations and the correspondence showing what was held back and remitted. That is a weaker file than the statement itself, but it is a file, and it lets the return go in on time while the statement is still being chased.
Do I file Form 8288-A myself as the foreign seller?
No. Your part is to receive it and use it. The statement arrives as evidence of what was withheld on your disposition, and you attach your copy to the US return on which you report the sale and claim credit for that amount. The distinction matters when the paperwork is late, because the thing to chase is a document, not a filing of your own. It also matters for expectations: receiving the statement does not settle your tax. The sale still has to be reported, and the tax on the actual gain is worked out there.
Does a foreign company selling US property need this statement too?
The statement follows the disposition and the seller being credited with the withholding, so an entity seller is in the same position as an individual one: it needs the document that ties the amount withheld to itself. Check two things early. First, that the name and taxpayer identifier on the statement are the entity's, spelled as they appear on its own filings. Second, that where several sellers are on the deed, the amounts are split the way the deed and the sale proceeds were split. A mismatch on either point is discovered at the worst moment, when the credit is claimed.
When in the sale should I ask about this statement?
Before the funds move. Once the closing has happened and the withholding has been remitted, you are dependent on somebody else's diligence and your only lever is a polite request. Raised while the deal is still being negotiated, it is an ordinary closing condition: agree who prepares the statement, what identifier goes on it, and when your stamped copy reaches you. Sellers who do this get the document with the rest of the closing bundle. Sellers who do not tend to open the question a year later, when the return is due and the people who handled the closing have moved on.
What is Form 1042-S and what do I do with it?
The statement a US payer issues to a non-resident showing US-source income paid and tax withheld — the non-resident counterpart to a 1099. Use it two ways. In your own country it evidences the US tax paid for credit purposes. And where the rate withheld was higher than your treaty entitlement, or the income was not taxable at all, the way back to the money is a US non-resident return claiming the refund. Check the income and exemption codes before assuming the rate was right. See Form 1042-S.
How is rental income from a foreign property taxed?
Twice over, then relieved. The country where the property sits taxes the rent — often by withholding on the gross amount, with an election available to file on the net result instead. Your residence country also taxes it, generally on net income under its own rules, and credits the foreign tax. Because the two countries compute "net" differently, the numbers rarely match without work. See the section 216 election.