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Easily file Missouri payroll tax forms, including new hire reports, withholding taxes, and unemployment insurance - all from one secure platform.
Form NHR
Deadline: Within 20 days of hire
Form MO-941
Deadline: depends on assigned filing frequency
Form MODES-4
Deadline: Apr 30, Jul 31, Oct 31, Jan 31
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Missouri Payroll Filing Requirements for New Hire, Withholding, and Unemployment Insurance
Stay compliant with Missouri payroll reporting requirements for new hires, employer withholding, and unemployment insurance.
| Forms | Filing Requirements | Filing Methods | Due Date |
|---|---|---|---|
| New Hire Report |
Missouri employers must report newly hired employees within 20 calendar days of the hire date. Report employees who must complete a |
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Within 20 calendar days of the employee's hire date |
| Form MO-941 - Employer’s Return of Income Taxes Withheld |
Employers must file Form MO-941 for each required tax period based on their assigned filing frequency. The return reports the total Missouri income tax withheld for the reporting period. File a return even if no withholding occurred by entering zero. |
|
The deadline to file Form MO-941 depends on the employer’s assigned filing frequency:
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| Form MODES-4 - Missouri Quarterly Contribution and Wage Report |
Missouri employers subject to unemployment insurance must report employee wage information each quarter. The report includes quarterly wage information used to determine unemployment insurance contributions. |
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The deadline to file Form MODES-4 is the last day of the month following the end of each calendar quarter.
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Information Required to File MO New Hire Reports, Form MO-941, and Form MODES-4
Know what information you need to file Missouri payroll forms accurately.
What to Report in a New Hire?
- Employee's full name
- Employee's address
- Employee's Social Security Number (SSN)
- Employee's date of hire
- Employee's W-4 information
- Employer's name, address, and Federal Employer Identification Number
- Other required new hire information
What to Report on Form MO-941?
- Missouri Tax Identification Number
- Federal Employer Identification Number (FEIN)
- Employer and business information
- Filing frequency
- Reporting period
- Total Missouri income tax withheld for the reporting period
- Applicable payments, credits, or adjustments
What to Report on Form MODES-4?
- Missouri unemployment insurance account information
- Employer identification information
- Employee names and Social Security Numbers
- Quarterly wage information
- Total wages
- Taxable wages
- Other wage information required for the quarterly report
Penalties and Corrections for New Hire, Withholding, and Unemployment Insurance
Know the penalties and how to correct errors before they impact compliance.
| Form | Penalties | Corrections |
|---|---|---|
| New Hire Report |
|
Submit the corrected new hire information through the Missouri New Hire Reporting system using an available reporting method. |
| Form MO-941 |
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File an amended Form MO-941 for each tax period that needs correction. Supporting documentation may be required. Changes to a previously filed MO-941 cannot be submitted through the online filing process and must be submitted by mail, fax, or email. |
| Form MODES-4 |
|
Submit an adjustment request through UInteract or file Form MODES-4A, Contribution and Wage Adjustment Report, by paper. |
Let TaxBandits Make Your Alabama Payroll Filing Easy
We offer a comprehensive solution to meet all your state payroll compliance needs.
- New Hire Reporting
- Forms A-1 & A-6
- Forms UC-CR4 & UC-10-R
Frequently Asked Questions
Missouri employers must report newly hired employees within 20 calendar days of the hire date. If an employee is required to complete a W-4, that employee must be reported.
Missouri employers must report newly hired employees who are required to complete a W-4. Rehires and temporary employees may also be subject to reporting requirements.
Form MO-941, Employer's Return of Income Taxes Withheld, is used to report Missouri income tax withheld from employees' wages for the applicable reporting period.
Yes. Employers with an active Missouri withholding tax account must file Form MO-941 even when there is no withholding to report for the period. In that case, the return should report zero withholding.
The filing frequency depends on the amount of Missouri income tax withheld. Employers may be required to file quarter-monthly, monthly, quarterly, or annually. The Missouri Department of Revenue reviews filing frequency annually.
Missouri may impose penalties and interest when a withholding return or payment is filed late. A 5% penalty may apply for failure to pay withholding tax by the due date, while a 5% penalty for each month late, up to 25%, may apply for failure to file the return on time.
Yes. If you need to change a previously filed MO-941, you must submit an amended return with the required supporting documentation. Missouri does not allow previously filed MO-941 returns to be changed through the regular online filing process.
Missouri employers subject to unemployment insurance reporting can file their quarterly Contribution and Wage Report through UInteract, by magnetic reporting, or by paper.
Form MODES-4, Missouri Quarterly Contribution and Wage Report, is due on the last day of the month following each calendar quarter:
| Quarter | Due Date |
|---|---|
| Q1 (January-March) | April 30 |
| Q2 (April-June) | July 31 |
| Q3 (July-September) | October 31 |
| Q4 (October-December) | January 31 |
A late quarterly report may result in a penalty of 10% of the tax due or $100, whichever is greater. If the report remains delinquent, a second penalty of 20% of the tax due or $200, whichever is greater, may apply. Interest also begins accruing on delinquent reports.
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