7 min readUpdated March 13, 2026H1B TaxFile Editorial

Key Takeaways

  • Schedule NEC reports U.S.-source FDAP income taxed at a flat 30% (or treaty-reduced rate)
  • Common income types: dividends, interest, royalties, and certain capital gains
  • India-U.S. treaty reduces rates to 15% for interest and 15%/25% for dividends
  • Used only with Form 1040-NR — not applicable to Form 1040 resident alien filers
  • Relevant for H-1B holders in their first partial year or departure year

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Schedule NEC: Tax on Income Not Effectively Connected with a U.S. Trade or Business

Schedule NEC is part of Form 1040-NR and reports U.S.-source income that is not effectively connected with a U.S. trade or business. This includes dividends, interest, royalties, and certain capital gains that are taxed at a flat 30% rate (or lower treaty rate). This guide explains when Schedule NEC applies and how treaty benefits reduce the tax.

What Is Schedule NEC?

Schedule NEC (Not Effectively Connected) is a schedule attached to Form 1040-NR that reports U.S.-source fixed or determinable annual or periodical (FDAP) income that is not connected to a U.S. business. This income is taxed at a flat rate — typically 30% — rather than at graduated tax rates.

The distinction between "effectively connected income" (ECI) and FDAP income is critical for nonresident aliens. ECI (like wages from a U.S. employer) is taxed at regular graduated rates on Form 1040-NR page 1. FDAP income goes on Schedule NEC at the flat rate.

When H-1B holders encounter Schedule NEC

Most H-1B holders who pass the Substantial Presence Test file Form 1040 (not 1040-NR) and do not use Schedule NEC. This schedule is relevant in two scenarios: (1) your first partial year in the U.S. before passing the SPT, when you file 1040-NR, and (2) the year you depart the U.S. permanently if you are a nonresident for the remainder of the year.

Income Types on Schedule NEC

Income TypeDefault RateIndia Treaty Rate
Dividends30%15%/25%
Interest30%15%
Royalties30%15%/10%
Rents30%30% (no reduction)
Capital gains (30-day rule)30%Varies

India-U.S. Treaty Benefits

The India-U.S. tax treaty (Article 10 for dividends, Article 11 for interest, Article 12 for royalties) reduces withholding rates on FDAP income. To claim treaty rates on Schedule NEC, you must:

  • Be a resident of India for treaty purposes.
  • Provide Form W-8BEN to the payer to claim reduced withholding at source.
  • If the payer withheld at 30%, you can claim the treaty rate on Schedule NEC and receive a refund of the excess withholding.
  • You may need to attach Form 8833 (Treaty-Based Return Position Disclosure) if claiming treaty benefits.

Key Lines on Schedule NEC

  • Column (a): Nature of income (dividends, interest, rents, royalties, etc.).
  • Column (b): Gross income amount.
  • Column (c): Rate of tax (30% default or treaty rate).
  • Column (d): Tax amount (income x rate).
  • Line 12: Total tax, which flows to Form 1040-NR, line 23a.

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H1B TaxFile Team

Written by the H1B TaxFile editorial team — tax professionals and software engineers who specialize in U.S. federal tax filing for H-1B visa holders, F-1 students, and nonresident aliens.

Reviewed by a licensed CPA with international tax experience.

Disclaimer: This guide is for educational purposes only and does not constitute tax or legal advice. Tax laws are complex and change frequently. Consult a qualified tax professional for advice specific to your situation.

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