我是单亲妈妈有个6岁小孩。我先生今年10月申请EB1B, I140在12月已批，之后我们结婚。现我要和我先生一起提交485。请问我儿子的身份应怎样办理。
是否应为儿子另外提交485？
-Yes. He needs to file his I-485 together with yours.
如果是，其与主申请人（我先生）关系是其子女吗？
-It is step-father and step-son relationship, the same immigration benefit as that for father and son relationship.
需要什么材料？
