If you still need to file a return for a previous tax year, find the Missouri tax forms below. You can complete and sign the forms here on eFile.com before you mail them to the MO Department of Revenue. For Federal or IRS back taxes access the tax forms here.
Prepare only a MO State Return without an IRS return.
Details
File a 2023 tax year Missouri Tax Amendment
Missouri Income Tax Forms
Missouri Tax Brackets, Rates explained
IRS Tax Brackets, Rates by Tax Year
Here you can find how your Missouri income is taxed at different rates within the given tax brackets. When you prepare your return on eFile.com this is all calculated for you based on your income.
Missouri is taxed at different rates within the given tax brackets. Any income over $8,449 would be taxed at the highest rate of 4.95%.
2.00%
Over $1,207 but not over $2,414
2.00% of Missouri taxable income
2.50%
Over $2,414 but not over $3,621
$24 + 2.50% excess over $2,414
3.00%
Over $3,621 but not over $4,828
$54 + 3.00% excess over $3,621
3.50%
Over $4,828 but not over $6,035
$90 + 3.50% excess over $4,828
4.00%
Over $6,035 but not over $7,242
$132 + 4.00% excess over $6,035
4.50%
Over $7,242 but not over $8,449
$180 + 4.50% excess over $7,242
4.95%
Over $8,449
$234 + 4.95% excess over $8,449
Missouri is taxed at different rates within the given tax brackets. Any income over $8,968 would be taxed at the highest rate of 5.3%.
1.5%
Over $112 but not over $1,121
1.5% of Missouri taxable income
2%
Over $1,121 but not over $2,242
$17 + 2% excess over $1,121
2.5%
Over $2,242 but not over $3,363
$39 + 2.5% excess over $2,242
3.0%
Over $3,363 but not over $4,484
$67 + 3.0% excess over $3,363
3.5%
Over $4,484 but not over $5,605
$101 + 3.5% excess over $4,484
4.0%
Over $5,605 but not over $6,726
$140 + 4.0% excess over $5,605
4.5%
Over $6,726 but not over $7,847
$185 + 4.5% excess over $6,726
5%
Over $7,847 but not over $8,968
$235 + 5% excess over $7,847
5.3%
Over $8,968
$291 + 5.3% excess over $8,968
Previous MO Income Tax Brackets.
1.5%
Over $109 but not over $1,088
1.5% of Missouri taxable income
2%
Over $1,088 but not over $2,176
$16 + 2% excess over $1,088
2.5%
Over $2,176 but not over $3,264
$38 + 2.5% excess over $2,176
3.0%
Over $3,264 but not over $4,352
$65 + 3.0% excess over $3,264
3.5%
Over $4,352 but not over $5,440
$98 + 3.5% excess over $4,352
4.0%
Over $5,440 but not over $6,528
$136 + 4.0% excess over $5,440
4.5%
Over $6,528 but not over $7,616
$180 + 4.5% excess over $6,528
5%
Over $7,616 but not over $8,704
$229 + 5% excess over $7,616
5.4%
Over $8,704
$283 + 5.4% excess over $8,704
The Missouri standard deductions did increase for 2023 tax year. You can also itemize your Missouri deductions.
When you prepare and eFile your Tax Return the eFile Tax App will apply the correct standard deductions for you or you can apply the itemized deduction method.
2023
Single/Married Separate
$13,850
Married Jointly/Qualifying Widower
$27,700
2022
Single/Married Separate
$12,950
Married Jointly/Qualifying Widower
$25,900
2021
Single/Married Separate
$12,550
Married Jointly/Qualifying Widower
$25,100
HOH/Qualifying Widower
$18,800