Kansas Sales Tax Permit Cost (2026)
Registering for a sales-tax permit (seller's permit) in Kansas is free. Free registration through the Kansas Customer Service Center. You'll need it before you can legally collect sales tax from customers.
Verified July 2026 from official sources. How we verify fees.
What it costs in Kansas
- Registration fee: Free
- Renewal: No renewal (perpetual)
- Resale certificate: free / self-issued
- Also needed: an EIN (free from the IRS) and usually a registered business
How it works
You register through the Kansas Department of Revenue, usually online, and receive your permit (often the same day). Free registration through the Kansas Customer Service Center. A sales-tax permit is separate from forming the business itself — see our Kansas LLC and DBA cost pages for those fees.
How Kansas compares nationally
Kansas is among the least expensive states in the country for a sales-tax permit — it charges little or nothing where most states do.
Cheapest states
Most expensive states
- Connecticut — $100 (one-time)
- Wyoming — $60 (one-time)
- Washington — $50 business-license fee
Frequently asked questions
How much is a sales tax permit in Kansas?
It's free to register for a seller's permit in Kansas.
Do I need a sales tax permit in Kansas?
Yes, if you sell taxable goods or services in Kansas — you must register before collecting any sales tax from customers.
Does a Kansas sales tax permit expire?
Renewal: no renewal (perpetual).