D400 schedule s 2026

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Click ‘Get Form’ to open the D-400 Schedule S in the editor.
Begin by entering your Social Security Number and last name in the designated fields at the top of the form.
In Part A, carefully review each line item for additions to federal adjusted gross income. Fill in amounts where applicable, ensuring you only include items not already accounted for in your federal return.
Proceed to Part B for deductions from federal adjusted gross income. Again, enter amounts only for items included in your federal adjusted gross income.
After completing both parts, double-check all entries for accuracy before saving your work.
Once satisfied, download or share the completed form directly from our platform to ensure a smooth submission process.

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