Follow the steps to fill out the form properly.

1. Click the ‘Get Form’ button to access the application form and open it in your chosen editor.
2. Type or print legibly using black ink. Ensure that all fields are completed accurately. If extra space is needed, use Part 10 for additional information or attach a separate sheet, clearly indicating your name and A-Number at the top.
3. Fill in your personal details in Part 1, including your full legal name, date of birth, and U.S. Social Security number if available. Ensure to include any other names used in Part 2.
4. In Part 3, select the basis for your application by checking the applicable boxes related to your eligibility for Family Unity benefits.
5. Complete Part 4 by providing information about your relationship to the legalized alien through whom you are claiming eligibility. Be thorough and provide any necessary documentation.
6. Continue through Parts 5 to 9, ensuring each section is completed as directed. Sign and date your application in Part 6, confirming the accuracy of the information provided.
7. If you used an interpreter or someone assisted in completing the application, they must fill out Parts 7 and 8. Ensure all parties have signed where required.
8. Review your completed application carefully to confirm all information is accurate and all necessary documents are included before submission.
9. Finally, you can save changes, download, print, or share the form as needed for your records or to submit to USCIS.

Complete your DHS USCIS I-817 application online today and take a step towards securing your Family Unity benefits.