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Web Fill-in Form Instructions

  • You must complete all four pages of Form D-400 and both pages of  Form D-400TC by using your computer to enter the required information.
  • Do not mix pages from web fill-in forms with pages from other types of forms such as software generated forms, preprinted forms or forms from booklets.
  • Do not handwrite any information.
  • Do not submit photocopies of returns. Submit all pages of original returns only.
  • Do not use brackets for negative numbers on returns. Use a minus sign to show that the amount is negative (Example: -112345.00).
  • Do not select "no graphics" options on your printer.
  • Do not use commas when entering amounts.