Follow the steps to fill out the KS DoR K-120 online.

1. Click the ‘Get Form’ button to obtain the KS DoR K-120 form and open it in your preferred editing platform.
2. Begin by entering the taxable year at the top of the form. Enter the starting date of the taxable year in the format mm/dd/yyyy.
3. Fill in your corporation's name, business activity code (NAICS), and the number and street of your principal office.
4. Provide the date your business began operating in Kansas using the mm/dd/yyyy format.
5. Input the Employer Identification Numbers (EINs) in the provided fields. If applicable, include both the EIN for this entity and the federal consolidated parent EIN.
6. Indicate the state's month and year of incorporation, followed by selecting the method used to determine the corporation's income in Kansas.
7. If your corporation was discontinued in Kansas, enter the discontinuation date in mm/dd/yyyy format.
8. Complete the filing information sections, indicating if this is an amended return or if you have submitted a Kansas Form K-120EL.
9. Progress through the form, filling in lines related to federal taxable income, total state and municipal interest, and required schedules based on your corporation's specifics.
10. Once all necessary fields and schedules are completed, review the form thoroughly to ensure accuracy.
11. At the end, you will have the option to save changes, download, print, or share the completed form as needed.

Complete your KS DoR K-120 form online today to streamline your tax filing process.