How to Calculate 2020 Missouri State Income Tax by Using State Income Tax Table
1. Find your income exemptions
2. Find your pretax deductions, including 401K, flexible account contributions ...
3. Find your gross income
4. Check the 2020 Missouri state tax rate and the rules to calculate state income tax
5. Calculate your state income tax step by step
6. If you want to simplify payroll tax calculations, you can download ezPaycheck payroll software, which can calculate federal tax, state tax, Medicare tax, Social Security Tax and other taxes for you automatically. You can try it free for 30 days, with no obligation and no credt card needed.
Tax rate used in calculating Missouri state tax for year 2020
State Abbreviation:
MO
State Tax Withholding State Code:
29
Basis for Withholding:
State exemptions and the amount of Federal Income Tax witheld each pay period.
Acceptable Exemption Form:
MO W-4
Acceptable Exemption Date:
S, M, N, H/Total Allowance Claimed
TSP Deferred:
Yes
Special Coding:
Determine the Total Number of Allowances Claimed field as follows:
First position - S = Single;
M = Married, One Spouse Working;
N = Married, Both Spouses Working;
H = Head of Household
Second and Third Positions - Enter the total number of allowances claimed. If less than 10, precede with a zero.
Additional Information:
None
Need a Better Way to Calculate Missouri State Income Tax Withholdings?
Subtract the nontaxable biweekly Thrift Savings Plan contribution from the gross biweekly wages.
Subtract the nontaxable biweekly Federal Health Benefits Plan payment(s) (includes dental and vision insurance program, and flexible spending account - health care and dependent care deductions) from the amount computed in step 1.
Add the taxable biweekly fringe benefits (taxable life insurance, etc.) to the amount computed in step 2 to obtain the adjusted gross biweekly wages.
Multiply the adjusted gross biweekly wages by 26 to obtain the annual wages.
Determine the standard deduction by applying the following guideline and subtract this amount from the annual wages.
If the Employee Is:
The Standard Deduction Is:
Single
>$12,400
Married (One Spouse Working)
24,800
Married (Both Spouses Working)
12,400
Head of Household
18,650<
Apply the taxable income computed in step 5 to the following table to obtain the annual Missouri tax withholding.
Tax Withholding Table
If the Amount of
Taxable Income Is:
The Amount of Missouri
Tax Withholding Should Be:
Over:
But Not
Over:
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Of Excess
Over:
$ 0
$1,073
$ 0
plus
1.5%
$ 0
$1,073
2,146
16
plus
2.0%
$1,073
2,146
3,219
37
plus
2.5%
2,146
3,219
4,292
64
plus
3.0%
3,219
4,292
5,365
96
plus
3.5%
4,292
5,365
6,438
134
plus
4.0%
5,365
6,438
7,511
177
plus
4.5%
6,438
7,511
8,584
225
plus
5.0%
7,511
8,584
and over
279
plus
5.4%
8,584
Divide the annual Missouri tax withholding by 26 and round to the nearest dollar to obtain the biweekly Missouri tax withholding.
More Payroll Information for Missouri Small Business
in house payroll tax solution for Missouri small businesses here.
How to Calculate Missouri State Income Tax Withholdings Automatically
How to Create After the Fact Paychecks and Generate the Paystubs
PRODUCT
How to handle Missouri Payroll