Visto n' Visa

When I naturalize, can I petition for my brother under the F4 category?

Upon naturalizing as a U.S. citizen, you can sponsor your brother under the F4 category, respecting requirements, waiting times, and strict immigration laws.

Written by

Victoria Harper

Editor-in-Chief

Updated on November 26, 2025
2 min read
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Family-based immigration in the United States offers the possibility to reunite close relatives, but with specific rules for each category. One of these categories is F4, designated for brothers and sisters of U.S. citizens.

If you naturalize and become a U.S. citizen, you can, in principle, sponsor your brother (or sister) through this category, provided you meet certain requirements. For a U.S. citizen to petition for their brothers or sisters under the F4 category, they must be at least 21 years old.

Additionally, it is essential to properly prove the family relationship, which typically involves documents such as birth certificates demonstrating that you share at least one parent. It is also worth noting that, although the petition can be filed, the process usually involves long waiting times due to high demand in this category.

It is important to emphasize that strictly following immigration laws is essential to ensure the entire process is conducted correctly and safely. Therefore, it is always recommended to seek updated information through official U.S. government channels or specialized companies and professionals in order to avoid scams or deception by marketing campaigns promising immediate results.

Each case may present unique circumstances, and although the general rule allows petitioning for siblings once naturalized, specific details may influence the progress of the process. Staying well informed and cautious is the best way to ensure your rights are respected and that you are following all necessary guidelines.

Learn more about Family Based

Type
Family-sponsored Green Card
Sponsor
U.S. citizen or LPR
Petition
Form I-130
Processing
12 months to several years
All about Family Based

About the author

Victoria Harper

Editor-in-Chief

Meet the author

As a journalist and lead editor at Visto n’ Visa, Victoria helps ensure that immigration topics are covered in a clear, trustworthy, and easy-to-understand way. Her focus is on delivering useful, human, and relevant content for people exploring new paths abroad.

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When I naturalize, can I petition for my brother under the F4 category?

Upon naturalizing as a U.S. citizen, you can sponsor your brother under the F4 category, respecting requirements, waiting times, and strict immigration laws.

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