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Net Investment Income Tax (NIIT)

Principal Publications Publications
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Links Inside Publications
Publication 17 - Your Federal Income Tax (For Individuals) - Tax for Certain Children Who Have Unearned Income
Publication 570 - Tax Guide for Individuals With Income from U.S. Possessions - Special Rules for Completing Your U.S. Tax Return
Forms and Instructions Forms and Instructions
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heading icon Tax Topics
Tax Topic 559