All States Have a State Tax True False

Table of Contents


The state of Colorado’southward single largest source of acquirement, the individual income taxation, was enacted in 1937.
Most individuals and non-corporate businesses are subject to the tax.

In its first fifty years, the state income revenue enhancement had graduated rates, where college income earners were subject to higher tax rates than lower income earners. Beginning in taxation year 1987, the state legislature simplified the state income tax by enacting a single, or “flat,” tax charge per unit applied universally beyond all income brackets. Individual income tax revenue is subject to the
TABOR Amendment’s
limitations on land acquirement and spending.

Private Income Tax Rates since Enactment

Source: Colorado Revised Statutes and Legislative Quango Staff.

Paying Taxes

Individuals and some businesses pay individual income taxes through withholding or through estimated payments.  Bounty for employment and earnings from certain other income sources (including pensions, bonuses, commissions, and gambling winnings) are withheld from the employee’s paycheck by his or her employer.  For wages and salaries, the amount withheld is determined using Colorado form DR 1098. Withheld taxes are submitted by employers to the Colorado Department of Acquirement.

Estimated payments include income for self-employed individuals, likewise every bit income from dividends, involvement, upper-case letter gains, hire, and royalties.  These payments are filed quarterly or annually depending on the blazon and source of income earned.  Estimated taxation is used to pay the alternative minimum tax and self-employment tax.  College income earners may be required to pay the
culling minimum tax (AMT)
in improver to the income tax.

Colorado individual income revenue enhancement returns
(Class 104
and any tax payment owed) for a calendar twelvemonth are due to the Department of Revenue on or before the post-obit April 15th unless an extension is granted.  These forms permit taxpayers to calculate and report how much income tax has already been paid to the land of Colorado through withholding and estimated payments and how much is nevertheless due for a given tax twelvemonth.  Taxpayers tin can consult the Department of Revenue’southward
filing guide

for instructions to consummate Colorado Individual Income Tax Grade 104.

Revenue enhancement Rate

A taxpayer’southward Colorado income tax liability is calculated equally follows:

Federal taxable income serves as the base for Colorado income tax.  Policy that changes federal taxable income volition also change Colorado taxable income.  To summate the Colorado income tax, a “flat” tax rate of 4.55 percent is applied to federal taxable income after adjusting for country additions and subtractions, the largest and most mutual of which are listed below.  Colorado income tax credits are then subtracted from this amount to arrive at the cyberspace Colorado income tax (the amount paid by a Colorado taxpayer).  The Department of Revenue publishes data on income taxation expenditures, including subtractions, deductions, and credits, in its biennial Taxation Profile and Expenditure Study.

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  • any state income tax included in federal itemized deductions (more information);2

  • non-Colorado state and municipal bond interest;3

  • for 2020 only,the portion of whatsoever federal net operating loss deduction, excess business loss deduction, and/or business organisation interest income deduction attributable to federal revenue enhancement policy changes enacted in the CARES Act;4

  • for 2021 through 2025, any federal qualified business income deduction for taxpayers with income over$500,000 (if filing singly), or $ane,000,000 (if filing jointly);5

  • the corporeality of any charitable contribution taken as an IRS deduction that volition be claimed as a gross conservation easement credit on the Colorado return;6

  • the amount of expenses for unauthorized alien labor services;7and

  • showtime in 2022, for taxpayers with adjusted gross income over $400,000, the amount past which federal itemized deduction exceed $30,000 (if filing singly) or $sixty,000 (if filing jointly).8


  • whatever interest or dividend income from U.South. authorities obligations exempt from Colorado income tax;9

  • upward to $xx,000 in pension or annuity taxable income included on the federal return for those 55 to 65 years of age; up to $24,000 for those 65 and older;x

  • PERA contributions fabricated in 1984 through 1986 and/or Denver Public School retirements savings contributions fabricated in 1986;11

  • to the extent non claimed as a deduction on the taxpayer’s federal taxation return, the corporeality contributed to a Colorado medical savings account;12

  • any refund of Colorado income included in federal taxable income;13

  • up to $twenty,000 (if filing singly), or $xxx,000 (if filing jointly) in certain qualified country tuition programs;xiv

  • qualifying charitable contributions;15

  • costs incurred while performing wildfire mitigation measures;16 and

  • for 2021 simply, the portion of any federal internet operating loss deduction, excess business loss deduction, and/or business interst income deduction attributable to the CARES Deed for 2020 and prior years that were not previously subtracted from Colorado taxable income.17

Tax Credits

The tabular array beneath shows Colorado income tax credits claimed in recent financial years.  These data more often than not reflect credits claimed for the revenue enhancement twelvemonth in which the financial twelvemonth begins ( thousand. FY 2014-15 primarily reflect credits claimed in tax year 2014).  Notably, some credits are available for both private and corporate income taxes.

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Nearly taxation credits are nonrefundable, significant they are limited to the corporeality of taxes owed.  For some nonrefundable revenue enhancement credits, unused credits may exist carried over and used in futurity taxation years.  For refundable tax credits, any credits left over after taxed are paid are refunded to the taxpayer.


One-third of ane percent of land taxable income is credited to the State Education Fund pursuant to the requirements of Amendment 23.  This equates to virtually 7 per centum of income revenue enhancement acquirement from both individual and corporate income taxes.  Money from the Country Education Fund is required to be spent on “answerable education reform, for accountable programs to come across state bookish standards, for form size reduction, for expanding technology pedagogy, for improving student safety, for expanding the availability of preschool through kindergarten programs, for performance incentives for teachers, for accountability reporting, or for public schoolhouse building capital structure.”eighteen  The remaining revenue from income tax is credited to the Full general Fund for spending on general operations.

Tax Checkoffs

Encounter the Colorado
income revenue enhancement checkoffs

Federal Taxes

Federal income revenue enhancement returns are due on Apr 15 of each year to the IRS unless an extension is filed.  Some taxpayers may be required to study other sources of income on carve up forms.  For example, dividends and involvement earnings are reported on 1040 Schedule B.  Estimated tax can exist reported using Grade 1040-ES and must be filed by April 15 of each year, or in quarterly installments by the 15th of Apr, June, September, and January.

Equally illustrated below, federal taxable income is calculated as gross income (income from all sources) minus whatever tax deductions and exemptions for which a taxpayer might qualify.  Federal taxable income is multiplied by marginal income tax rates and tax credits are subtracted from this amount to make it at the net federal income taxation (revenue enhancement owed).


The IRS publishes taxable rate tables each year, which item how much is owed per filer based on the filer’s taxable income and status (single, married filing jointly, married filing separate, and head of household).  In recent years, taxable income brackets have been increased each year, while the tax rates have remained the same.  The tables for tax yr 2021 are provided below.

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Tax Year 2021 Revenue enhancement Rates by Income and Filing Status

Tax Rate

For Single Individuals,

Taxable Income Over

For Married Individuals Filing

Joint Returns, Taxable Income Over

For Heads of Households,

Taxable Income Over
























37% $523,600 $628,300 $523,600

Source: Internal Acquirement Service.

For more information on federal income tax credits and deductions, visit the IRS website.  For more detailed information regarding federal income taxes, meet IRS Publication 17 and IRS Publication 505.

State Comparisons

As of tax year 2021, nine states accept a flat tax, and 32 states and the District of Columbia take a graduated income tax.  One additional state, New Hampshire, levies an income tax on only dividends and interest, and the remaining nine states do non have an income tax.  Across the states, flat tax rates range between 3.07 pct (Pennsylvania) and v.25 percent (North Carolina), while marginal tax rates amid states with graduated rates range from nil for the everyman income brackets to between 2.ix percent (North Dakota) and 13.3 percent (California) for the highest income brackets.  The number of revenue enhancement brackets range betwixt 3 and 12 across states with graduated taxation rates.


1Colo. Const. article X,
17 and 19, and Commodity 22 of Title 39, C.R.South.

2Section 39-22-104 (3)(d), C.R.S
3Section 39-22-304 (ii)(b), C.R.South.

4Department 39-22-104 (three)(l), (3)(thou), and (3)(due north), C.R.South.

fiveDepartment 39-22-104 (3)(o), C.R.S.

6Section 39-22-104 (three)(g), C.R.S.

7Section 39-22-104 (iii)(i), C.R.S.

8Department 39-22-104 (three)(p) C.R.S.

ixSection 39-22-104 (4)(a), C.R.S.

tenSection 39-22-104 (4)(f), C.R.Due south.

11Department 39-22-104 (4)(c), C.R.Southward

12Section (2)(e), C.R.S.

13Section 39-22-104 (4)(e), C.R.S.

14Section 39-22-104 (iv)(i), C.R.S.

fifteenSection 39-22-104 (4)(m), C.R.Due south

16Department 39-22-104 (4)(northward), C.R.Due south.

17Section 39-22-104 (4)(z), C.R.S.

18Colo. Const. article IX,


on this handbook is welcome.

All States Have a State Tax True False