2025 - 600S Corporation Tax Return

• Click the field where you want to enter information.
• Use the tab key to move to the next field or click in the field to enter the data.
• Scroll to move to the next page on the form.
• The forms use auto-calculating fields.  Do not enter in fields highlighted in yellow.
• Print all required pages.
• Mail the forms and other documentation to the address on the form.

Note: Completing the form online is not suitable for tablets and phones (mobile devices)

Related Links

• Print Blank Forms
• This Year's Tax Forms
• Frequently Asked Questions for completing forms online.