Missouri Form W-2 & MO-W3 Filing Requirements

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Missouri State Filing


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Missouri State Filing Requirements

  • The Form W-2, Wage and Tax Statement, must be filed with the State of Missouri for the 2020 Tax Year.
  • The State of Missouri also mandates the filing of
    Form MO-W3, Transmittal of Tax Statements,
    for 2020.
January 31, 2021

Missouri Form W-2 filing deadline -
January 31, 2021

January 31, 2021

Missouri Form MO-W3 filing deadline -
January 31, 2021.

Note: Form W-2 filing deadline for 250 or less
W-2s is February 28, 2021.

TaxBandits is here to help you with the Federal and State filing of Form W-2.
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Q. Does Missouri mandate W-2 filing?

A. Yes! The State of Missouri has mandated the filing of Form W-2 only if there is a state tax withholding. The state also mandates e-filing if the total number of W-2s being filed is 250 or more.

Q. Does Missouri require any additional forms to be submitted while
filing W-2?

A. Yes! When you file W-2 with Missouri for the tax year 2020, you must attach the additional forms based on the
method of filing.

E-filing - You must complete Form MO W-3 along with your W-2. It is always a better idea to e-file your W-2. TaxBandits is here to help you with this. We support the filing of W-2 with the SSA and states. Plus, we take care of your Form MO W-3. To complete the e-filing of W-2, create a FREE account with TaxBandits today.

Paper filing - You must include both Form MO W-3 and W-3 with your Form W-2.

Q. What is the deadline to file W-2 with Missouri?

A. Employers filing 250 or more W-2s must file them on or before January 31 this is the electronic filing deadline. Employers who file W-2s for less than 250 employees must submit their W-2s on or before the last
day of February.

Note: If the deadline falls on a weekend or federal holiday, the next business day
is the deadline.

Q. Can I electronically file W-2 with Missouri?

A. Yes, the State of Missouri supports the electronic filing of W-2s. While e-filing W-2s, you must complete the Form MO W-3. Keep in mind that it is mandatory to e-file if you are filing 250 or more W2s.

Just create a FREE account at TaxBandits and e-file your W-2 to stay compliant
with Missouri.

Note: Employers with 250 or more employees must electronically file W-2 forms by January 31.

Q. What are the W-2 penalties for Missouri?

A. Missouri imposes penalties for both failure to file W-2 and failure to pay taxes on time.

Penalties for the late filing of W-2 - $2 per return with the maximum penalty of $1000.

Penalties for not paying the withheld taxes - $2 per return with the maximum
penalty of $1000.

Q. Can I file W-2c with the State of Missouri?

A. Yes, you can file W-2c with Missouri, but it accepts only paper filing. Your W-2c must accompany amended
Form MO-W3.

W-2c mailing address

Note: Do not send copies of W-2c if there is no change in withholding tax liability.

Q. Where do I mail W-2 forms when filing with the State of Missouri?

A. You are only allowed to mail in the W-2 copies when you file less than 250 forms. When mailing W-2s, Form Form MO-W3 & W-3 should be attached. Keep in mind that it is mandatory to e-file if you are filing 250 or
more W2s.

E-filing is the best choice for submitting W-2s quickly. This filing method enables you to easily track your return.

If you prefer paper filing of W-2s, mail your copies to the following address:

If you’re looking for an IRS-certified e-file provider, check out TaxBandits! We support the filing of W-2 with the SSA and states. Why wait? Create a FREE account with TaxBandits and e-file your W-2 before the deadline.

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