Kansas Sales Tax Guide 2025: Laws, Rates, Compliance

This guide to Kansas sales tax explains key aspects of the state’s tax system, from rates to exemptions and filing deadlines. Use it to navigate compliance with confidence.

Kansas Sales tax

The Kansas sales tax law was established in 1937 to generate state revenue by taxing retail sales. Today, the sales tax in Kansas applies to most goods and services, with the Kansas sales and use tax overseen by the Kansas Department of Revenue to ensure compliance and enforcement.

Kansas Sales Tax Rate

Jurisdiction	Sales tax rate
State tax	6.5%
Local tax	0.0%-4.1%
Combined Tax	6.6% - 10.6%

Learn more and check out the city-based tax rates in Kansas.

Kansas Sales Tax Calculator

A Kansas sales tax calculator helps retailers quickly determine the correct amount of sales tax to charge on taxable items, factoring in both the state’s base rate of 6.5% and applicable local sales tax rates, which vary by city and county. By entering the item price and the buyer's location, the tool calculates the total tax owed, ensuring accuracy and compliance with Kansas tax laws.

For example: A retailer in Topeka, Kansas, sells a pair of jeans for $50.

To calculate the sales tax:

1. Determine the total tax rate (state rate + local rate). In Topeka, the total rate might be 8.95%.
2. Multiply the item price by the total tax rate: 2. $50 × 0.0895 = $4.48 (sales tax).
3. Add the sales tax to the item price for the total: 3. $50 + $4.48 = $54.48 (total price for the customer).

Using a sales tax calculator simplifies this process and ensures retailers charge the correct amount. Tools like Kintsugi can automate these calculations, reducing errors and saving time.

FAQs on Sales Tax

What is the sales tax rate in Kansas?

The base sales tax rate in Kansas is 6.5%, but local jurisdictions may add additional rates, bringing the total to over 10% in some areas.

How to calculate sales tax in KS?

Multiply the item’s price by the combined state and local sales tax rate. For example, a $100 item with an 8.5% tax rate would have $8.50 in sales tax, for a total of $108.50.

Sales Tax Nexus in Kansas

Type of Nexus	Threshold
Physical Nexus	Any physical presence
Economic Nexus	$100,000 in annual sales
Marketplace Nexus	$100,000 in annual sales

FAQs on Sales Tax Nexus

What is the sales tax nexus in Kansas?

Sales tax nexus in Kansas is the connection a business has with the state that requires it to collect and remit sales tax. This can be established through a physical presence or meeting the economic nexus threshold of $100,000 in annual sales to Kansas customers.

What are the Nexus rules for sales tax in Kansas? Kansas nexus rules require businesses with a physical presence (e.g., office, warehouse, or employees) or economic nexus (over $100,000 in annual sales) to register, collect, and remit sales tax. Both in-state and remote sellers must comply with these rules once nexus is established.

Kansas Sales Tax Exemptions​

Kansas sales tax exemptions allow qualifying entities to purchase certain goods or services without paying sales tax, helping to reduce operational costs. These exemptions typically apply to nonprofit organizations, government agencies, and specific industries such as manufacturing and agriculture.

Businesses claiming exemptions must provide a valid Kansas sales tax exemption certificate to verify eligibility. By carefully following state guidelines, businesses and organizations can ensure compliance while benefiting from available exemptions.

How to obtain a Kansas exemption certificate?

To obtain a Kansas exemption certificate, businesses or organizations must complete the appropriate form, such as the ST-28 series, available on the Kansas Department of Revenue website. Once submitted with supporting documentation, the certificate is issued upon approval, allowing tax-exempt purchases.

Kansas Sales Tax Exemption Explained

Kansas sales tax exemptions apply to qualifying organizations or purchases, such as those by nonprofits, government entities, or manufacturers. These exemptions require a valid exemption certificate to ensure compliance and reduce taxable costs. Learn more about Kansas sales tax exemption.

Is SaaS taxable in Kansas? Yes, SaaS (Software as a Service) is taxable in Kansas as it is considered a sale of tangible personal property for tax purposes. Businesses providing SaaS must collect and remit sales tax on transactions made within the state.

Is there a sales tax on clothing in Kansas? Yes, clothing is subject to Kansas sales tax. Retailers must ensure accurate collection and remittance based on the buyer's location. Learn more about Kansas clothing sales tax.

What's the Kansas clothing sales tax rate? The Kansas clothing sales tax rate starts at the state base rate of 6.5%, with additional local sales tax rates depending on the city or county, potentially exceeding 10%. Retailers must calculate the total rate based on the location of the sale.

What is exempt from sales tax in Kansas?

Exemptions in Kansas include items like prescription drugs, select medical devices, agricultural products, and purchases by certain nonprofit or government entities.

What is the total exemptions for Kansas?

Kansas offers a wide range of exemptions, but the total value varies annually based on state-specific legislation and qualifying activities.

How to find a sales tax certificate of exemption in Kansas?

You can obtain the Kansas sales tax exemption certificate (e.g., Form ST-28) from the Kansas Department of Revenue’s official website or by contacting their office directly.

What services are exempt from sales tax in Kansas?

Certain services, such as medical services, educational services, and some professional services, are exempt from sales tax in Kansas.

Kansas Sales Tax Filing

Kansas sales tax filing requires businesses to report and remit the sales tax they’ve collected from customers to the Kansas Department of Revenue. The process involves calculating the total sales tax due, completing the required tax return, and submitting it along with payment by the designated due date. Businesses must have a valid sales tax permit and maintain accurate records of taxable sales and exemptions. Filing can be done online through the state’s tax portal, ensuring compliance with Kansas regulations.

What are the Kansas sales tax filing requirements?

Kansas businesses must file sales tax returns accurately and on time using the Kansas Department of Revenue’s online system, including all taxable sales, exemptions, and collected taxes.

How to change filing frequency of sales tax in Kansas?

You can request a change to your sales tax filing frequency by contacting the Kansas Department of Revenue or updating your account through their online portal.

What is the deadline for filing Kansas state taxes?

Kansas sales tax filing deadlines depend on your frequency, with monthly filers due by the 25th of the following month and quarterly or annual filers on state-designated dates.

Kansas Sales Tax Due Date​

Filing Frequency	Due Date
Monthly	25th day of the following month (Ex. Due date for January is February 25)
Quarterly	25th day of month following the quarter’s end. (Ex. Due date for Q1 (January 1 – March 31) is April 25)
Annually	January of the following year

What day is Kansas sales tax due?

Kansas sales tax is due on the 25th of the month following the reporting period for monthly filers, with specific dates for quarterly and annual filers.

What is the penalty for filing sales tax late in Kansas?

The penalty for late sales tax filing in Kansas is 1% of the unpaid tax per month, plus interest, until the full amount is paid.

Kansas Sales Tax Revenue Service

For any concerns about Kansas sales tax registration, filing or general inquiries, you can reach out to them through the following:

• Phone: (502) 564-5170
• Fax: (502) 564-2041
• Address: Kentucky Department of Revenue Division of Sales and Use Tax Station 67 PO Box 181 Frankfort, KY 40602-0181
• Email: Send them a message

That’s all you need to know about Kansas sales tax. Streamline your tax process with Kintsugi — sign up or request a demo today.