Form 5472, Pro Forma 1120, Form 1040-NR, U.S. Inventory, and Sales Tax FAQ

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Who This FAQ Is For

This FAQ addresses a common fact pattern: a nonresident alien owns 100% of a U.S. single-member LLC that sells products through Amazon FBA, Amazon FBM, wholesale, or other ecommerce channels. It is especially relevant where the owner funds the LLC from abroad, Amazon or a third-party logistics provider stores inventory in the United States, and the owner is unsure whether Form 5472 is the only federal filing.

• The LLC has not elected to be taxed as a corporation.
• The owner lives outside the United States and may have no U.S. employees or office.
• Inventory may be stored or fulfilled in the United States by Amazon or a 3PL.
• The owner contributes money, pays expenses personally, or later withdraws funds.
• Amazon or another processor may issue Form 1099-K under the LLC EIN.
• The business may also make direct, wholesale, or off-Amazon sales.

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Core Federal Tax Rule

A domestic single-member LLC wholly owned by a foreign person is generally disregarded from its owner for federal income tax purposes unless it elects corporate treatment. For the limited reporting rules under section 6038A, however, a foreign-owned U.S. disregarded entity is treated as a separate domestic corporation. If it had a reportable transaction, it generally files Form 5472 attached to a pro forma Form 1120. See IRS Source Notes 1-3.

That information return does not decide the owner's income-tax liability. Because the LLC is disregarded, the foreign individual owner is generally the income-tax taxpayer. Amazon FBA is not merely a payment-processing arrangement: inventory may be physically stored and sold through U.S. fulfillment channels. IRS guidance states that profit from the sale in the United States of inventory purchased in the United States or abroad can be effectively connected income when a foreign person owns and operates from a U.S office or physical presence. A treaty may modify the domestic-law result, but it does not eliminate the Form 5472 analysis. See IRS Source Notes 4-7.

Important distinction

Form 5472 answers: “What reportable transactions occurred between the LLC and related parties?”

Form 1040-NR answers: “Does the foreign individual owner have U.S.-taxable income or another U.S. return-filing obligation?” A seller may need one, both, or neither only after each test is applied separately.

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Dialogue / FAQ

1. What does a foreign-owned Amazon SMLLC usually file?

The baseline information filing is commonly Form 5472 attached to a pro forma Form 1120 when the LLC had at least one reportable transaction with its foreign owner or another related party. The pro forma Form 1120 is a cover filing; it is not a regular corporate income-tax return for the disregarded LLC.

A separate Form 1040-NR analysis is then required for the foreign individual owner. State annual reports, registered-agent requirements, sales tax, customs, and marketplace compliance are separate systems.

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2. Is Form 5472 an income-tax return?

No. Form 5472 is an information return. It generally focuses on reportable related-party transactions rather than the LLC's full profit-and-loss statement. Ordinary Amazon customer receipts and payments to unrelated suppliers are not automatically Form 5472 transactions.

The LLC should still maintain complete books. Revenue, cost of goods sold, refunds, platform fees, inventory, and operating expenses may be needed for Form 1040-NR, foreign-country tax reporting, state tax, banking, or an IRS examination.

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3. Which owner transactions should be tracked for Form 5472?

For a simple foreign-owned Amazon LLC, the most common reportable items are contributions to the LLC, distributions from the LLC, owner loans, loan repayments, owner-paid formation or inventory costs, reimbursements, personal expenses paid by the LLC, and payments to related foreign companies. Part V of Form 5472 specifically reaches transactions connected with formation, acquisition, contributions, and distributions.

Classify each transfer according to what actually happened. A transfer used to buy inventory might be a capital contribution or a loan; a later payment to the owner might be a loan repayment, reimbursement, or distribution. The label should match the documents and books. A separate Form 5472 is generally filed for each related party with whom the LLC had reportable transactions.

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4. What if the owner took no money out, the LLC had a loss, or there were no sales?

Those facts do not eliminate Form 5472. Funding the LLC, paying formation costs personally, advancing inventory money, or paying registered-agent fees can create reportable transactions before the first sale. Likewise, a business loss does not excuse an information filing that is otherwise required.

Cash left in the LLC at year-end is not a distribution merely because it remains in the bank account. A later transfer to the owner is analyzed in the year the transfer occurs.

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5. Does Amazon FBA create U.S. income-tax exposure?

The analysis should identify who imports the goods, where inventory is stored, where title passes, who bears inventory risk, how sales are accepted, what Amazon and the 3PL actually do, whether the owner has U.S. personnel or facilities, and whether an income-tax treaty applies. The fact that the owner manages the business from abroad is relevant, but it is not by itself decisive.

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6. Does using Amazon or an independent 3PL prevent a U.S. trade or business?

Independence can matter, particularly when analyzing whether a treaty permanent establishment exists, but it does not erase U.S. inventory, domestic fulfillment, or sales activity.

The risk is higher where the seller controls a dedicated facility, has employees or dependent agents, regularly conducts management in the United States, or has personnel who negotiate or conclude contracts. A multi-customer 3PL with limited authority may be a better fact, but the complete arrangement still requires review.

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7. When is Form 1040-NR required for the foreign owner?

Form 1040-NR may be required when the owner is engaged in a U.S. trade or business, has effectively connected income, receives U.S.-source income not fully resolved by withholding, claims a refund, or takes a treaty-based or other return position. For an FBA seller with U.S. inventory, the filing question should be reviewed every year rather than assumed away.

If the facts support actual effectively connected business income, the owner should generally file a substantive Form 1040-NR reporting the income and allowable deductions. Form 5472 does not replace that return.

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8. What is a protective Form 1040-NR, and when is it appropriate?

IRS Publication 519 permits a protective Form 1040-NR when U.S. activities were limited and the taxpayer does not believe there was gross income effectively connected with a U.S. trade or business. The protective filing preserves the ability to claim deductions and credits if the IRS later reaches a different conclusion. The return must state why it is being filed and should be timely.

A protective return is not a substitute for a substantive return when the seller already has a strong U.S.-trade-or-business or ECI position. For an Amazon FBA seller, the protective strategy should be used only after the inventory, fulfillment, sale, and treaty facts have been analyzed.

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9. Can an income-tax treaty change the answer?

Yes. Some treaties generally allow the United States to tax business profits only when the foreign resident carries on business through a U.S. permanent establishment. The domestic-law U.S.-trade-or-business result and the treaty permanent-establishment result are related but not identical.

Treaty eligibility, limitation-on-benefits rules, warehouse or inventory provisions, fixed-place facts, and dependent-agent authority must be reviewed. A taxpayer relying on a treaty may need Form 1040-NR and Form 8833 or another disclosure. Treaty relief does not cancel Form 5472 reporting for the U.S. disregarded LLC.

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10. What does Form 1099-K prove?

Form 1099-K reports gross payment activity. It does not calculate taxable profit and does not determine whether the owner has a U.S. trade or business. The reported amount may include receipts before Amazon fees, refunds, chargebacks, sales tax, shipping adjustments, and cost of goods sold.

Reconcile the form to Amazon settlement reports and the general ledger. If the payee name, EIN, or amount is wrong, request a corrected form from the issuer and retain the correspondence. See IRS Source Notes 8-9.

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11. Is Amazon FBM or shipping directly from abroad different from FBA?

Often, yes. If inventory remains outside the United States and orders are shipped directly from abroad, the U.S. business and income-sourcing facts may be less intensive than FBA. But the result is not automatic: source rules for inventory sales, title passage, U.S. agents, import activity, and treaty provisions still matter.

Customer location alone does not answer the federal income-tax question. The seller should document the full supply chain and contract terms.

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12. Does Amazon collect all sales tax for the seller?

Amazon may collect and remit sales tax on marketplace transactions under state marketplace-facilitator rules. That does not necessarily resolve the seller's registration, return-filing, inventory-nexus, or non-marketplace obligations.

Direct website sales, wholesale invoices, other marketplaces, and inventory stored in a state can require separate review. Sales tax is administered by the states, not the IRS, and the rules change frequently.

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13. Does Amazon or 3PL inventory create state sales-tax nexus?

It can. Physical inventory in a state may create nexus even when the owner never visits that state. Direct sales may also create economic nexus once a state's current threshold is met. The seller should obtain current inventory-location reports and separate marketplace sales from direct sales by state.

For wholesale transactions, a resale certificate is not automatic proof of exemption; the seller should collect a valid certificate in the form and manner required by the relevant state. Registration should be handled state by state, not assumed for all 50 states.

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14. What state-entity filings are separate from federal tax?

The formation state may require annual reports, franchise or annual fees, registered-agent maintenance, or other good-standing filings. Operating or storing inventory in another state may also raise foreign-qualification or state-tax issues. Paying a state annual fee does not satisfy Form 5472, and filing Form 5472 does not keep the LLC in good standing.

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15. What records should an Amazon FBA seller keep?

Maintain a permanent entity file and a complete annual tax file. At minimum, retain:

• Formation documents, EIN notice, operating agreement, and owner identity records.
• Amazon seller, settlement, inventory, storage, fulfillment, refund, and sales-tax reports.
• Form 1099-K and correspondence about any correction.
• Bank, Wise, Payoneer, Stripe, PayPal, and currency-conversion records.
• Owner contributions, loans, reimbursements, distributions, and related-party payments.
• Supplier invoices, customs/import records, freight, 3PL contracts, and inventory-location reports.
• Cost-of-goods-sold schedules, year-end inventory counts, and product-return records.
• Sales-tax registrations, returns, marketplace reports, and resale certificates.
• Travel records, U.S. personnel or contractor agreements, treaty-residency support, and prior returns.

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16. What are the main deadlines and penalties?

Form 5472 is filed with the pro forma Form 1120 by the Form 1120 due date, including a timely extension. For a calendar-year filer, the regular deadline is generally the 15th day of the fourth month after year-end, subject to weekend and holiday adjustments. A foreign-owned U.S. disregarded entity uses the special Form 5472 filing procedures and cannot file the package electronically. Form 7004 must be filed by the regular due date using the special procedures described in the Form 5472 instructions.

The Form 5472 penalty is $25,000 for failure to file when due and in the prescribed manner, and a substantially incomplete form can be treated as a failure to file. Additional penalties can accrue after IRS notice. Form 1040-NR, state-entity, and sales-tax deadlines are separate and must be checked for the applicable year and jurisdiction.

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Year-End Action Checklist

• 1. Confirm the LLC remained disregarded and identify every direct and indirect related party.
• 2. Reconcile all owner and related-party transfers and classify each as contribution, loan, reimbursement, repayment, distribution, or other payment.
• 3. Prepare one Form 5472 for each related party with reportable transactions, together with the pro forma Form 1120.
• 4. Review Amazon and 3PL inventory locations, import arrangements, U.S. personnel, contract authority, and treaty eligibility before deciding whether Form 1040-NR is substantive, protective, or unnecessary.
• 5. Reconcile Form 1099-K and Amazon gross receipts to refunds, fees, sales tax, cost of goods sold, and net deposits.
• 6. Review state annual reports, sales-tax registrations, direct sales, and resale certificates separately.
• 7. Retain filing proof, because the Form 5472 package uses special fax or mail procedures.

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Practical Examples

Owner funds the LLC before sales begin: A nonresident alien transfers $20,000 from a foreign personal account to buy inventory. Even if the LLC has no sales, the funding transaction requires Form 5472/pro forma Form 1120. Form 1040-NR is not required solely because the owner funded the LLC, but the later operating facts must still be reviewed.

FBA inventory is stored and sold in the United States: The owner has no U.S. office or employees, but Amazon stores inventory in multiple U.S. warehouses and fulfills regular U.S. sales. Form 5472 remains a separate requirement, and the owner should conduct a serious U.S.-trade-or-business, ECI, and treaty analysis. .

FBM orders ship directly from abroad: The seller keeps inventory outside the United States and ships directly to U.S. customers. The risk profile may be lower than FBA, but source-of-income, title-passage, import, agent, and treaty facts still determine the result.

Direct wholesale sales begin: Amazon collects tax on marketplace transactions, but the LLC also invoices U.S. retailers. The seller must separately review inventory nexus, economic nexus, product taxability, registration, and resale-certificate requirements in each relevant state.

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Common Mistakes

• 1. Assuming that a foreign owner who manages the business abroad cannot have U.S. taxable income.
• 2. Using a protective Form 1040-NR instead of reporting ECI when the facts support a substantive return.
• 3. Reporting only withdrawals and ignoring contributions, owner-paid expenses, loans, and related-party payments.
• 4. Treating Form 1099-K gross receipts as net taxable profit.
• 6. Assuming Amazon marketplace tax collection covers direct sales, inventory nexus, and every state filing obligation.
• 7. Assuming no profit or no revenue means no Form 5472.
• 8. Failing to preserve fax or mailing proof for the Form 5472 package.

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IRS-Grounded Source Notes

The technical analysis above was grounded in IRS materials available as of July 10, 2026. Because IRS forms, instructions, thresholds, procedures, and enforcement positions may change from year to year, these sources should be re-checked for the applicable tax year before the article is relied upon for filing, advisory, or penalty-response purposes.

• 1. Instructions for Form 5472 – Primary authority for the foreign-owned U.S. disregarded-entity rules, reportable transactions, Part V contributions and distributions, separate forms for separate related parties, special filing procedures, extension procedures, and the $25,000 penalty.
• 2. About Form 5472 – IRS landing page for the current Form 5472, instructions, revisions, and future developments.
• 3. Instructions for Form 1120 – Confirms the limited section 6038A treatment of a foreign-owned domestic disregarded entity and the general corporate due-date framework used for the pro forma filing.
• 4. Instructions for Form 7004 – Current extension instructions. Foreign-owned U.S. disregarded entities must also follow the special procedures in the Form 5472 instructions.
• 5. Publication 519, U.S. Tax Guide for Aliens – IRS guidance on nonresident-alien taxation, U.S. trade or business, effectively connected income, inventory-sale sourcing, return filing, deductions, and protective Form 1040-NR filings.
• 6. Effectively Connected Income (ECI) – IRS explanation that a foreign person operating a U.S. business selling products or merchandise can have ECI, including profit from the sale in the United States of inventory purchased in the United States or abroad.
• 7. Nonresident Aliens – Sourcing of Income – IRS summary of source rules for nonresident aliens. Inventory sourcing is fact-specific and should be reviewed with the applicable Code, regulations, and treaty.
• 8. Instructions for Form 1040-NR – Current return instructions for nonresident individuals, including ECI reporting, schedules, filing requirements, and treaty-related items.
• 9. Understanding Your Form 1099-K – Explains that Form 1099-K reports payment activity and should be reconciled with the taxpayer's records to determine the correct amount to report.
• 10. Form 1099-K FAQs – General Information – Explains that the gross amount does not reflect adjustments for fees, refunds, shipping, discounts, or basis.

State-law source boundary

The IRS does not administer state sales tax, marketplace-facilitator laws, economic-nexus thresholds, resale certificates, state annual reports, or foreign qualification. Those issues must be verified through the official revenue department and secretary-of-state materials for each applicable state. Amazon platform guidance should be treated as operational guidance, not a substitute for state law.

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Closing Note

A foreign-owned U.S. single-member LLC can have overlapping information-reporting, income-tax, state-entity, and sales-tax obligations. The most important correction for Amazon FBA sellers is to avoid treating U.S. inventory and fulfillment as if they were merely payment-processing facts. Form 5472 should be prepared from a clean related-party ledger, while Form 1040-NR should be decided only after the U.S. business, inventory, treaty, and income facts are analyzed.

A paid consultation can review the ownership structure, Amazon and 3PL arrangements, inventory locations, importer status, owner transfers, Form 5472 history, Form 1040-NR or treaty exposure, Form 1099-K reconciliation, and direct-sales nexus.

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