Kansas business filing due dates
The Kansas 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.
Annual reports & franchise tax
| Due | Deadline | Source |
|---|---|---|
| Kansas Information Report (biennial — due if formation-year parity matches) 2027 | official source |
Sales & use tax
| Due | Deadline | Source |
|---|---|---|
| Kansas ST-36 retailers' sales tax return (monthly) Sep 2026 Moved from Sun, Oct 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (quarterly) Q3 2026 Moved from Sun, Oct 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Oct 2026 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Nov 2026 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Dec 2026 | official source | |
| Kansas ST-36 retailers' sales tax return (quarterly) Q4 2026 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Jan 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Feb 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Mar 2027 Moved from Sun, Apr 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (quarterly) Q1 2027 Moved from Sun, Apr 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Apr 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) May 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Jun 2027 Moved from Sun, Jul 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (quarterly) Q2 2027 Moved from Sun, Jul 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Jul 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Aug 2027 Moved from Sat, Sep 25 (weekend). | official source | |
| Kansas ST-36 retailers' sales tax return (monthly) Sep 2027 | official source | |
| Kansas ST-36 retailers' sales tax return (quarterly) Q3 2027 | official source |
Payroll & withholding
| Due | Deadline | Source |
|---|---|---|
| Kansas KW-5 withholding deposit report (quarterly) Q3 2026 Moved from Sun, Oct 25 (weekend). | official source | |
| Kansas KW-5 withholding deposit report (quarterly) Q4 2026 | official source | |
| Kansas KW-5 withholding deposit report (quarterly) Q1 2027 Moved from Sun, Apr 25 (weekend). | official source | |
| Kansas KW-5 withholding deposit report (quarterly) Q2 2027 Moved from Sun, Jul 25 (weekend). | official source | |
| Kansas KW-5 withholding deposit report (quarterly) Q3 2027 | official source |
Unemployment / reemployment
| Due | Deadline | Source |
|---|---|---|
| Kansas K-CNS 100 quarterly wage and contribution report (quarterly) Q3 2026 | official source | |
| Kansas K-CNS 100 quarterly wage and contribution report (quarterly) Q4 2026 | official source | |
| Kansas K-CNS 100 quarterly wage and contribution report (quarterly) Q1 2027 | official source | |
| Kansas K-CNS 100 quarterly wage and contribution report (quarterly) Q2 2027 | official source |
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Nearby: Colorado due dates · Missouri due dates · Nebraska due dates · Oklahoma due dates
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