Yes, before the I-140 is best. But, it can also happen at the I-485 stage.
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Whenever you can, the sooner the better. Ideally during or upon filing the I-140, but certainly before the approval of your I-485.'
Behar Intl. Counsel 619.234.5962 Kindly be advised that the answer above is only general in nature cannot be construed as legal advice, given that not enough facts are known. It is your responsibility to retain a lawyer to analyze the facts specific to your particular situation in order to give you specific advice. Specific answers will require cognizance of all pertinent facts about your case. Any answers offered on Avvo are of a general nature only, and are not meant to create an attorney-client relationship.
Add her anytime before the 485 is approved. Once the 485 is approved, you have a green card and will need to sponsor her separately- which can take many many years for Indian nationals. Yes, she can get her own H1 and still be your dependent for gc purposes.
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