Is my wife able to claim the child as dependent too, when she files separately? I am a USC sponsoring my spouse and stepchild under 14 years old. A US citizen must file one petition for the spouse and another petition for the stepchild. You also need to complete a form for your stepchild. In order to start the process, you need to download and complete the correct form. For instance, spouses of U.S. citizens who entered the U.S. without inspection (illegally) are not eligible to adjust status in the United States; though they might still be eligible for a green card through another method, called consular processing. To submit jointly, send the joint application to USCIS, PO Box 805887, Chicago, IL 60680-4120. 4. Department of Homeland Security.”. Adding Stepchildren or Adopted Children A stepchild who joined the family after the approval of the I-130 can come with the rest of the family if they were under 18 when the foreign national beneficiary married the stepchild’s biological parent. In addition, there are separate fees along the way for the stepchild. In order for a stepchild to petition for his/her stepparent, the petitioner must demonstrate the following: The stepparent/child relationship must be formed before the child reaches the age of 18. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/c1\/Adjust-Immigration-Status-for-a-Stepchild-Step-1.jpg\/v4-460px-Adjust-Immigration-Status-for-a-Stepchild-Step-1.jpg","bigUrl":"\/images\/thumb\/c\/c1\/Adjust-Immigration-Status-for-a-Stepchild-Step-1.jpg\/aid7904857-v4-728px-Adjust-Immigration-Status-for-a-Stepchild-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"