Missouri Income Taxes and MO State Tax

efile Missouri tax return
"The Magnolia State"

Prepare and e-file your current year Missouri state tax return - resident, nonresident, or part-year resident returns - with your IRS return via eFile.com.

  • State return only regulations*): Per IRS and Missouri state tax agency regulation - not eFile.com - you can NOT just prepare and e-File a state return (with the exception of California) without also eFiling the IRS return on the same platform. If you have filed your federal return already, you can prepare a Missouri state return on eFile.com and then download, print, and sign the return before you mail it in. See instructions on ONLY preparing a Missouri and/or other state tax return.
  • File your MO and IRS taxes online with eFile.com each year so you do not have to mail anything.

MO Tax Help and Resources

Missouri State Income Tax Rate: 4.95%
Estimate your MO income taxes now.
Compare other state income tax rates.
Where Is Your Missouri Tax Refund Money?
Step 1: Sign into your eFile.com account and check acceptance by the tax agency.
Step 2: Check your Missouri tax refund status.
Where Is Your IRS Refund?
Step 1: Sign into your eFile.com account and check acceptance by the IRS.
Step 2: Check your IRS tax refund status.
Missouri Income Tax Extension
Missouri Income Tax Amendment
How to Correct a Rejected Tax Return
If your MO tax return was rejected by the MO tax agency - not eFile.com - see instructions on how to correct a rejected Missouri tax return.
How to Pay Income Taxes
Missouri IRS Late Filing, Tax Payment Penalties
1. Late Filing Penalty: The failure to file penalty is 5% of the taxes owed per month it's not submitted. The total penalty will not go over 25%.
2. Late Payment Penalty: The failure to pay penalty is the same as the failure to file penalty.
3. IRS Penalties: Calculate and estimate your potential IRS income tax return penalties.
MO Tax Return Mailing Addresses
Find various Missouri mailing addresses for tax returns, tax amendments, and tax payments.
Missouri Income Tax Brackets
Missouri Income Tax Forms
Missouri Unemployment Benefits
Missouri fully taxes unemployment income at the state level.

Start Federal and Missouri Tax Returns

e-File These Missouri State Tax Forms

Prepare and e-file these state forms in conjunction with your federal income tax return. As you proceed through the tax interview on eFile.com, the application will select the correct state forms for you. You can also select tax forms individually. All these forms will then be e-filed by you to the state tax agency. See instructions on how to only prepare a state income tax return.

See all MO tax forms here.

MO Tax Forms Current Tax Year
8826 - Missouri Mo State Tax Disabled Access Credit Form Mo 8826
MO W-4 - Employee’s Withholding Allowance Certificate
MO-1040ES - Declaration of Estimated Tax for Individuals
MO-2ENT - Statement of Income Tax Payments for Nonresident Entertainers
MO-60 - Application for Extension of Time to File
MO-ATC - Adoption Tax Credit Claim
MO-DAT - Residential Dwelling Access Tax Credit
MO-SCC - Shared Care Tax Credit
5632 - Missouri’s 529 Education Plan
MO-1040 - Missouri Individual Income Tax Return - Long Form
MO-1040V - Missouri Individual Income Tax Payment Voucher
MO-A - Individual Income Tax Adjustments
MO-CFC - Champion for Children Tax Credit
MO-CR - Credit for Income Taxes Paid To Other States or Political Subdivisions
MO-CRP - Certification of Rent Paid
MO-NRI - Missouri Income Percentage
MO-PTC - Property Tax Credit Claim
MO-PTS - Property Tax Credit Schedule
MO-SHC - Self-Employed Health Insurance Tax Credit

* Due to IRS and State Tax Agency tax data sharing and validation requirements, you can only e-file a State Income Tax Return while also e-filing a Federal Income Tax Return. This is not an eFile.com created policy, but all online tax websites have to adhere to this IRS/state issued tax data sharing policy. You can however prepare all 44 State Income Tax Returns on eFile.com if you have already e-filed or filed your IRS return. See instructions on how you can ONLY prepare and file State Income Tax Return(s). Only on eFile.com can you prepare, file or e-file unlimited State Tax Returns for one low price and not pay for each state return like you would do on H&R Block® vs. TurboTax®. Dare to Compare Now.