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Working in the USA as an Italian: taxes, ITIN, residence

If you work in the USA, tax rules are more complex than in the EU. You must obtain an ITIN (Individual Taxpayer Identification Number), file federal and state declarations (1040), and manage INPS through the Italy-USA bilateral agreement. This guide explains everything.

Authority
IRS (Internal Revenue Service)
Time
2–3 ore
Updated
Apr 2026

What you need

  • Italian tax code
  • Valid passport
  • USA address
  • Social Security Number or ITIN
  • USA income declaration (1040)

Step-by-step procedure

📄
IRS Form 1040 — U.S. Individual Income Tax Return
IRS (Internal Revenue Service)
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Frequently asked questions

Responsible authority

Authority
IRS (Internal Revenue Service)
Phone
+1 202 622 5000
Certified email
Website
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The information in this guide is for orientation only and does not constitute legal or tax advice. Always verify on the official portal of the responsible authority.

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