Kansas Payroll Taxes: 2026 Employer Guide
Quick Facts
Key payroll tax details at a glance.
State Income Tax
Progressive (up to 5.58%)
SUI New Employer Rate
1.75%
SUI Wage Base
$15,100 per employee
SUI Rate Range
0.0% to 6.95%
Employee SUI Contribution
No
Local Taxes
No
Kansas Payroll Landscape
Kansas offers a relatively straightforward payroll environment with a two-bracket income tax, no local payroll taxes, and standard quarterly filing requirements. The state's top rate of 5.58% is moderate, and the SUI wage base of $15,100 is in the middle of the pack nationally.
For startups, Kansas is easy to set up. Register for withholding with the Department of Revenue and for unemployment insurance with the Department of Labor. Both can be done online. Kansas has no additional employer taxes beyond income tax withholding and SUI.
This guide breaks down each of Kansas's employer obligations: registration requirements, 2026 tax rates and wage bases, filing deadlines, and the compliance pitfalls that catch expanding startups off guard. Whether you're hiring your first Kansas employee or managing a growing remote team, everything you need to stay compliant is here.
Kansas State Income Tax
Withholding rates, brackets, and forms.
Tax Type
Progressive
Top Rate
5.58%
Withholding Form
K-4
Kansas Unemployment Insurance (SUI)
Employer rates, wage bases, and contribution details.
New Employer Rate
1.75%
Wage Base
$15,100 per employee
Rate Range
0.0% to 6.95%
Employee Contribution
—
Kansas SUI (State Unemployment Insurance) is an employer-paid tax that funds unemployment benefits for workers who lose their jobs. It is administered by the Kansas Department of Labor. Registration: Employers must register with the Kansas Department of Labor as soon as they hire their first Kansas employee. Registration can be completed online.
Kansas Compliance Checklist
Deadlines, filing requirements, and official resources.
Key Deadlines
Withholding deposits
Due Varies by liability
Quarterly returns (Q1)
Due April 30
Quarterly returns (Q2)
Due July 31
Quarterly returns (Q3)
Due October 31
Quarterly returns (Q4)
Due January 31
Annual reconciliation
Due February 28
W-2 state copies
Due January 31
New hire report
Due Within 20 days of start date
How Warp Handles Kansas Payroll
Warp is the only AI-native HR & Payroll platform built for ambitious companies. Instead of clicking through clunky dashboards or Kansas's .gov websites for taxes, Warp's AI agents open your Kansas tax accounts, file every payroll form, and resolve every tax notice automatically.
What Warp handles for Kansas employers:
- Kansas tax account registration and setup
- Automated income tax withholding calculations and deposits
- SUI registration and quarterly filings
- Annual W-2 and reconciliation filing
- Tax notice resolution directly with Kansas agencies, so you never spend hours on hold
Every Warp customer gets a dedicated Account Manager and Benefits Advisor included to guide them through payroll setup, multi-state expansion, and benefits selection. You'll never visit a government website, negotiate with tax agencies, or pay an accountant $150 per quarterly filing.
If you don't want to deal with navigating Kansas .gov portals, check out a demo of Warp to see how we can help you stop worrying about compliance and get back to building.
Tax data last verified: March 12, 2026