Income tax By the 1860s, the progressive tax had become a grudgingly accepted element of the English fiscal system. The US federal government imposed the first personal income tax on August 5, 1861, to help pay for its war effort in the American Civil War - (3% of all incomes over US$800) (equivalent to $ in ). This tax was repealed and replaced by another income tax in 1862. It was only in 1894 that the first peacetime income tax was passed through the Wilson-Gorman tariff. The rate was 2% on income over $4000 (equivalent to $ in ), which meant fewer
Income tax in the United States a tax on property and it certainly is not a capitation tax; therefore, it need not be apportioned. ... Congress has the power to impose taxes generally, and if the particular imposition does not run afoul of any constitutional restrictions then the tax is lawful, call it what you will. Federal and state income tax rates have varied widely since 1913. For example, in 1954, the federal income tax was based on layers of 24 income brackets at tax rates ranging from 20% to 91% (for a chart, see Internal Revenue Code of 1954). Below is a table of historical