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2021 Tax Deadlines for Estimated Taxes. Period. Tax Filing Deadline. Jan. 1 to March 31, 2020. April 15, 2021. April 1 to May 31, 2020. June 17, 2021. June 1 to Aug ...
Returns are also required by partnerships doing business in the state. Many states require that a copy of the federal income tax return be attached to their state income tax returns. The deadline for filing returns varies by state and type of return, but for individuals in many states is the same as the federal deadline, typically April 15.
The realities of 2020 forced some important changes to how you'll file your taxes this year. Some changes are new for the 2021 tax season while others--like the original filing deadline--were ...
The filing deadline for individuals was March 1 in 1913 (the first year of a federal income tax), and was changed to March 15 in 1918 and again to April 15 in 1955. [9] Today, the deadline remains April 15, [ 10 ] unless it conflicts with a weekend or holiday.
Illinois is one of 11 U.S. states with a flat income tax; seven states have no income tax; 32 other states use graduated income taxes, which tax higher incomes at a higher rate. [5] The last state to switch from a flat state income tax to a graduated state income tax was Connecticut in 1996.
The Illinois Department of Revenue has increased in size in line with the creation of new taxes within the state and the expansion of existing taxes. A gasoline tax was enacted in Illinois in 1927, the sales tax was enacted in 1933; the state income tax was enacted in 1969, and the first lottery tickets were sold in 1974 in the state capital of ...