Missouri business filing due dates
The Missouri deadlines Ordexly tracks for Oct 2026 to Oct 2027. Every date links to the agency page it was checked against (last checked ). Which ones apply to a business depends on its registrations and filing frequency, so confirm with the agency.
Sales & use tax
| Due | Deadline | Source |
|---|---|---|
| Missouri Sales/Use Tax (monthly) September 2026 | official source | |
| Missouri Sales/Use Tax (quarterly) Q3 2026 | official source | |
| Missouri Sales/Use Tax (monthly) October 2026 | official source | |
| Missouri Sales/Use Tax (monthly) November 2026 | official source | |
| Missouri Sales/Use Tax (monthly) December 2026 | official source | |
| Missouri Sales/Use Tax (quarterly) Q4 2026 | official source | |
| Missouri Sales/Use Tax (monthly) January 2027 | official source | |
| Missouri Sales/Use Tax (monthly) February 2027 | official source | |
| Missouri Sales/Use Tax (monthly) March 2027 | official source | |
| Missouri Sales/Use Tax (quarterly) Q1 2027 | official source | |
| Missouri Sales/Use Tax (monthly) April 2027 | official source | |
| Missouri Sales/Use Tax (monthly) May 2027 | official source | |
| Missouri Sales/Use Tax (monthly) June 2027 | official source | |
| Missouri Sales/Use Tax (quarterly) Q2 2027 | official source | |
| Missouri Sales/Use Tax (monthly) July 2027 | official source | |
| Missouri Sales/Use Tax (monthly) August 2027 | official source |
Payroll & withholding
| Due | Deadline | Source |
|---|---|---|
| Missouri withholding (quarterly) Q3 2026 | official source | |
| Missouri withholding (quarterly) Q4 2026 | official source | |
| Missouri withholding (quarterly) Q1 2027 | official source | |
| Missouri withholding (quarterly) Q2 2027 | official source |
Unemployment / reemployment
| Due | Deadline | Source |
|---|---|---|
| Missouri DES unemployment contribution and wage report Q3 2026 | official source | |
| Missouri DES unemployment contribution and wage report Q4 2026 | official source | |
| Missouri DES unemployment contribution and wage report Q1 2027 | official source | |
| Missouri DES unemployment contribution and wage report Q2 2027 | official source |
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Nearby: Arkansas due dates · Iowa due dates · Illinois due dates · Kansas due dates · Kentucky due dates · Nebraska due dates · Oklahoma due dates · Tennessee due dates
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