Home / Tax Resources / State And Federal / Efile-Kansas-Tax-Return Efile Kansas State Tax Returns Start For Free Kansas State Tax Filing Information The eSmart Tax online tax return filing solution makes it easy to efile your Kansas state tax return using the required state tax forms. Save time when you prepare and efile your full-year resident Kansas state tax return and your federal tax return at the same time. The regular due date for filing your Kansas state taxes is April 15. Find additional information about Kansas state tax forms, Kansas state tax filing instructions, and the Kansas department of Revenue below. eSmart Tax supports the following Kansas Tax Forms (Click here to download Kansas tax forms) Kansas Form K-40 Individual Income Tax and/or Food Sales Tax Refund Original and Amended Kansas Form K40-V Kansas Payment Voucher Kansas Form K-40 Schedule S Supplemental Sch Part A Modifications to FAGISupplemental Sch Part C-KS Itemized Deductions Liberty eSpecial: $50 Off Tax Prep! PIN Availability: Type: Notes: Supported Same as federal N/A State KS Amount Owe Payment Option You have the following options to pay your tax: Send credit card payment through third-party website. Send e-payment through state website. Send credit card payment through third-party website. If you are unable to pay in full, you can request a payment plan by completing the Pay Plan Request Form Pay Plan Request for Individuals [ http://www.ksrevenue.org/pdf/forms/cm15.pdf ] and fax to the Collections Department at: 1-785-291-3616 or e-mail to email@example.com. Mail payment to: KANSAS INCOME TAX KANSAS DEPARTMENT OF REVENUE 915 SW HARRISON ST. TOPEKA, KS 66699-1000 State KS Website and Contacts State Website http://www.ksrevenue.org/ Taxpayer Assistance: (785) 368-8222 TTY/TDD: (785) 296-6461 Refund Status (Automated Response): (800) 894-0318 Check Refund Status Online: https://www.kdor.org/refundstatus/default.asp Special Processing Type: Availability: State-only tax return: Supported Decedent Return: Supported Return with foreign address: Supported State KS Overpayment Option You have the following options: Apply your refund amount to next year's tax payment. Contribute your refund amount to charity. Receive your refund by check through mail. Receive your refund by direct deposit to your bank account.