Follow the steps to successfully complete the DE Form 200-02-X online.

1. Press the ‘Get Form’ button to access the DE Form 200-02-X and open it in your selected editor.
2. Begin by entering your social security number and your spouse’s social security number, if applicable, in the designated fields.
3. Fill in your last name, first name, and middle initial. If applicable, include any suffixes such as Jr., Sr., or III.
4. Provide your present home address, ensuring that the number, street, city, state, and zip code are accurate.
5. Select your filing status by checking one box that applies to you, indicating whether you are single, married and filing jointly, married filing separately, or head of household.
6. If you were a part-year resident in 2020, specify the dates you resided in Delaware in the provided fields.
7. Report your Delaware adjusted gross income in the specified section and ensure it matches your original return.
8. Choose between the standard deduction or itemized deductions by checking the appropriate box.
9. Complete the sections to calculate your taxable income by subtracting your total deductions from your adjusted gross income.
10. Compute your tax liability according to the provided tax rate table/schedule, ensuring all figures are accurate.
11. If applicable, attach all required documentation, such as W-2 forms and any necessary schedules.
12. Review all information for accuracy and completeness.
13. Finally, save changes, and download, print, or share the completed form as necessary.

Start filling out the DE Form 200-02-X online today for a smooth and efficient filing process.