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First Federal Income Tax in the US (1913)

The first federal income tax in the United States was enacted to finance the Civil War in 1861–1862, but the modern, permanent federal income tax system dates to the ratification of the 16th Amendment in 1913.

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Jan 14, 2026
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when did the U.S. start a federal income tax

The first federal income tax in the United States was enacted to finance the Civil War in 1861–1862, but that tax was temporary and later repealed . The modern, permanent federal income tax system dat...