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IRS Form 1040-NR (2018): Nonresident Alien Income Tax Return

File your 2018 U.S. nonresident alien return accurately, download the official tax form, and resolve any penalties or outstanding IRS obligations before they grow.
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Published date:
November 14, 2025
Updated date:
June 1, 2026

Download the Official 2018 Form 1040NR

Download the official Form 1040NR for tax year 2018 and review each section before filling it out. Using the wrong tax year form will result in rejection — always confirm you have the 2018 version before starting.

Form 1040NR — IRS Form 1040-NR (2018): Nonresident Alien Income Tax Return

Tax Year 2018  ·  PDF Format

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IRS Form 1040NR (2018) — At a Glance

Form 1040-NR is the U.S. income tax return for nonresident alien individuals, including those engaged or considered engaged in a U.S. trade or business during 2018, even with no U.S.-source income or exempt income.

Late Filers

If you missed the 2018 filing deadline, you may still submit Form 1040-NR, but penalties and interest continue accumulating on unpaid balances.

Multiple Income Sources

Nonresident aliens with wages, dividends, scholarships, or rental income from U.S. sources must report each category correctly — ECI on the main form, FDAP on Schedule NEC.

Itemizing Deductions

For 2018, nonresident aliens generally could not claim the standard deduction, except for certain students and business apprentices from India under the U.S.-India treaty.

Claiming 2018 Credits

Nonresident aliens may claim withholding shown on Form 1042-S as payments against tax. Treaty-based exemptions are not credits and must be disclosed on Schedule OI.

IRS Compliance

Filing Form 1040-NR ensures you meet U.S. tax law obligations as a nonresident alien. Failure to file can trigger penalties, withholding disputes, and immigration complications.

Citizens Abroad / Military

Nonresident aliens outside the U.S. who received U.S.-source income during 2018 must still file. Tax treaty provisions may modify or exempt certain income categories.

Who Needs Form 1040NR (2018)

Form 1040-NR applies to individuals who did not meet the Substantial Presence Test or Green Card Test in 2018, yet received taxable U.S.-source income. Filing is required even when net earnings from a U.S. trade or business are zero.

Late Filers

Nonresident aliens who missed the 2018 filing due date must still submit Form 1040-NR. The failure-to-file penalty is generally 5% per month up to 25%.

Multiple Income Sources

Nonresident aliens who received wages, dividends, interest, royalties, rental income, or scholarships from U.S. sources generally must report each income type under the appropriate classification.

Itemizing Deductions

Nonresident aliens filing for 2018 may itemize deductions only if those expenses connect directly to income from a U.S. trade or business.

Claiming 2018 Credits

Nonresident filers who had U.S. income tax withheld may claim those amounts as payments and withholding credits against their tax liability.

IRS Compliance

Nonresident aliens who engaged in any U.S. business activity during 2018 — regardless of profitability — are required to file Form 1040-NR to remain compliant.

Citizens Abroad / Military

Foreign nationals outside the United States who earned U.S.-source income during 2018 must file Form 1040-NR. Tax treaties may reduce or exempt certain income categories.

How to Complete Form 1040NR (2018)

Form 1040-NR follows a structured sequence that separates effectively connected income from passive FDAP income. Work through each step below before mailing your completed return.

1. Gather Your Documents

Collect all U.S.-source income records before starting, including Form W-2, Form 1042-S from withholding agents, and Form 1099 for interest and dividends. Confirm all employer identification numbers and amounts are accurate before proceeding.

2. Determine Your Residency Classification [2018] Only

The 2018 Form 1040-NR offers three filing-status boxes: single nonresident alien, married nonresident alien, and qualifying widow(er). Head of household is not available on Form 1040-NR. Married filing jointly is generally not an option unless the taxpayer elects resident alien treatment. Apply the Substantial Presence Test and Green Card Test to confirm nonresident status before selecting your classification.

3. Report All Income on the Correct Lines

Effectively connected income from a U.S. trade or business is reported on page 1 of Form 1040-NR. FDAP income — including interest, dividends, rents, royalties, and scholarships — is reported on Schedule NEC at the applicable statutory or treaty rate. Wages are reported on line 8, scholarship and fellowship grants on line 12, and excludable amounts for degree candidates on line 31.

4. Calculate Adjusted Gross Income (AGI)

For 2018 Form 1040-NR, AGI is computed on line 35 after allowable adjustments to income. State and local income taxes are itemized deductions on Schedule A, not above-the-line adjustments. Permitted adjustments may include allowable business expenses and IRA deductions. AGI controls eligibility for certain credits on the return.

5. Choose Your Deductions and Apply Exemptions [2018] Only

Nonresident aliens generally may not claim the standard deduction, except for certain students and business apprentices from India under the U.S.-India treaty. For 2018, personal exemptions were suspended for nonresident aliens. Itemized deductions were generally limited to effectively connected income, with exceptions for certain charitable contributions and casualty/theft losses. AGI did not limit total itemized deductions.

7. Attach Required Schedules and Treaty Disclosures [2018] Only

Complete Schedule OI to disclose residency details, treaty positions, and visa classification. Attach Schedule NEC for all FDAP income. Form 8233 and Form W-8ECI are generally provided to the withholding agent, not attached to Form 1040-NR. Sign and date before mailing.

Critical Filing Facts for Tax Year 2018

These are not general guidelines — they are the official IRS rules specific to the 2018 tax year. Know them before you file.

Filing Deadline — June 17, 2019

Nonresident aliens without U.S. wage withholding had until June 17, 2019, to file; those with wages subject to withholding had an April 15, 2019, deadline. Form 4868 provided an automatic 6-month extension from the applicable original due date. Interest accrued from the original due date, regardless of any extension.

Refund Deadline — Likely Expired

The general 3-year refund-claim deadline for a 2018 Form 1040-NR was April 15, 2022, for filers with wages subject to withholding and June 17, 2022, for others. Taxpayers who missed those dates have generally forfeited any 2018 overpayment. Limited exceptions exist; consult a tax professional to evaluate whether any apply to your situation.

Processing Time — Allow Several Months

Form 1040-NR could be e-filed for 2018; if paper-filed, the mailing address depends on whether payment is enclosed. The IRS states it takes approximately 6 weeks to process an accurately completed past-due return. Taxpayers who owe a balance should pay promptly to stop further interest and penalty accumulation.

E-Filing Available — Paper Option Also Permitted [2018] Only

The 2018 instructions allow Form 1040-NR to be e-filed; if you e-file your return, there is no need to mail it. If filing on paper, the return must be printed, signed, and mailed to the IRS address shown in the 2018 instructions. For 2018 individual Form 1040-NR filers, the mailing address depends primarily on whether payment is enclosed.

Missing W-2s or Tax Records for 2018?

Nonresident alien filers who cannot locate their 2018 income records should contact the IRS and relevant agencies before completing Form 1040-NR. Use transcripts to prepare a past-due return, or contact employers and payers for corrected information returns.

IRS Wage & Income Transcript

An IRS wage and income transcript reflects income reported by your employers and withholding agents for 2018, including amounts on Form W-2, Form 1042-S, and applicable Form 1099 documents.

IRS Account Transcript

An IRS account transcript shows payments credited to your account, estimated tax payments, and prior-year adjustments posted for 2018, helping confirm whether withholding or estimated payments were already recorded.

Social Security Administration

The Social Security Administration maintains wage records reported under your Social Security number, which can help confirm 2018 income amounts and employer identification numbers if you never received your W-2.

Contact Prior Employers

Reach out directly to all U.S. employers or withholding agents who paid you during 2018 and request duplicate copies of your Form W-2 or Form 1042-S.

Do not estimate income amounts on your return — always use official transcripts to match what payers reported directly to the IRS for 2018.

Missing W-2s or Tax Records?

You can still complete your return even without original records

Owe Taxes for 2018? Know Your Options

Nonresident alien filers who owe a balance for 2018 face compounding penalties and interest that have been accruing since the original filing deadline. Understanding the penalty structure and available relief options is essential before submitting a late return.

Failure-to-File Penalty

(5% per month, up to 25%)

The failure-to-file penalty is generally 5% per month up to 25%. If the return is more than 60 days late, a minimum penalty may apply. When both penalties apply in the same month, the failure-to-file penalty is reduced by the failure-to-pay amount.

Failure-to-Pay Penalty

(0.5% per month + interest)

The failure-to-pay penalty is generally 0.5% per month up to 25%, but may be 0.25% during an approved installment agreement or 1% after a notice of intent to levy. Interest is the federal short-term rate plus 3 points, set quarterly.

Penalty Abatement Options

(First-Time Abatement & Reasonable Cause)

The IRS offers relief through first-time abatement for filers with a clean compliance history and reasonable cause relief for circumstances beyond their control. International filers may cite tax treaty positions or lack of U.S. nexus as grounds for relief.

Filing late is always better than not filing at all. When both penalties apply in the same month, the failure-to-file penalty is generally 4.5%, and the failure-to-pay penalty is 0.5%.

Owe Taxes and Need Help?

If your tax situation has resulted in unpaid IRS debt, professional help can reduce what you owe and stop enforcement actions:

Request a free tax relief assessment — speak with a licensed specialist today.

Common Mistakes on 2018 Returns

These errors appear frequently on Form 1040-NR filings and are the most common reasons the IRS rejects or delays processing.

  • Using the wrong tax year form — Submitting a Form 1040-NR from any year other than 2018 will result in automatic rejection; always verify the tax year before mailing.

  • Omitting Schedule NEC — Schedule NEC reports tax on income not effectively connected with a U.S. trade or business; omitting it when FDAP income exists is a common error.

  • Incorrect filing status — The 2018 Form 1040-NR filing-status boxes are single nonresident alien, married nonresident alien, and qualifying widow(er); head of household is not an available option.

  • Applying Pease limitations incorrectly — For 2018 Form 1040-NR, total itemized deductions were not limited by adjusted gross income; the prior-law Pease limitation did not apply.

  • Treating U.S. scholarship income as tax-free — Degree candidates may exclude amounts used for tuition and course-related expenses; room, board, and travel are generally taxable, and non-degree candidates are fully taxable.

  • Assuming a refund is still available — The 3-year refund-claim window closed April 15, 2022, for withholding filers and June 17, 2022, for others; most refunds are now forfeited.

  • Missing or incorrect taxpayer identification numbers — Every TIN on Form 1040-NR, including the filer's Social Security number or ITIN and dependent numbers, must match IRS records exactly.

  • Unsigned return — An unsigned Form 1040-NR is not considered a valid return; review page 2 carefully and sign before mailing, as the IRS will not process it.

  • Missing attachments — Schedule OI is required for all filers; Form 8233 and Form W-8ECI are generally provided to the withholding agent, not attached to the return.

Frequently Asked Questions

What is IRS Form 1040-NR (2018) used for?

IRS Form 1040-NR for 2018 is the federal income tax return for nonresident alien individuals, including those engaged in a U.S. trade or business during 2018, even with no U.S.-source income. It reports effectively connected income, FDAP income on Schedule NEC, and applicable withholding credits.

Can I still file a 2018 Form 1040-NR?

You can still submit a 2018 Form 1040-NR if you have an unpaid balance or unfiled obligation. If no return was filed, the IRS may have no assessment statute of limitations. The 3-year refund window closed in April or June 2022. Consult a tax professional to evaluate your situation.

What is the difference between ECI and FDAP income on Form 1040-NR?

Effectively connected income from a U.S. trade or business is taxed at graduated rates applying to U.S. residents. FDAP income — Fixed, Determinable, Annual, or Periodical income — covers passive earnings such as dividends and interest, taxed at a flat statutory or reduced treaty rate and reported on Schedule NEC.

What is Schedule OI, and who must complete it?

Schedule OI (Other Information) is a required attachment for all Form 1040-NR filers. It captures your visa classification, country of residence, residency dates, and treaty-based positions you are claiming. Failure to complete Schedule OI accurately can cause the IRS to disallow treaty benefits or flag the return for additional review.

How does a tax treaty affect my 2018 Form 1040-NR filing?

A tax treaty between the United States and your country of residence may reduce the withholding rate on certain income categories or exempt specific income from U.S. tax entirely. Treaty positions must be disclosed on Schedule OI and, where required, on Form 8833. Missing disclosures can result in denied treaty benefits.

What mailing address should I use for my 2018 Form 1040-NR?

The 2018 instructions allow Form 1040-NR to be e-filed; if you e-file, no mailing is needed. If filing on paper, the mailing address depends primarily on whether payment is enclosed. Use only the address listed in the official 2018 Form 1040-NR instructions from IRS.gov, not prior-year booklets.

What happens if I did not receive my Form 1042-S for 2018?

If a withholding agent failed to issue your Form 1042-S or you lost your copy, request an IRS wage and income transcript reflecting amounts reported under your Taxpayer Identification Number for 2018. Do not estimate or leave withholding amounts blank; use the transcript to confirm exact figures before completing your return.

Can a nonresident alien claim any tax credits on the 2018 Form 1040-NR?

Nonresident aliens generally could not claim the earned income credit or education credits, but certain nonresident aliens could claim the child tax credit or credit for other dependents. Withholding shown on Forms W-2 and 1042-S may be claimed as payments, and a foreign tax credit may apply to eligible effectively connected income.

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