It is important to consult this matter with an accountant and follow their advice regarding the tax issue; if you were advised to file separate to reduce tax liability, then I think it'd be good to follow the advice of your accountant. As long as you file married, whether joint or separate should not affect the immigration case especially when you are doing it to reduce tax liability as you suggest in your question.
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If you are married, you should file jointly. Consult with Certified Public Accountant.
Elkhalil Law Firm, LLC
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Theoretically, no. But in practice, it can have a negative effect.
J Charles Ferrari Eng & Nishimura 213.622.2255 The statement above is general in nature and does not constitute legal advice, as not all the facts are known. You should retain an attorney to review all the facts specific to your case in order to receive advise specific to your case. The statement above does not create an attorney/client relationship. Answers on Avvo can only be general ones, as specific answers would require knowledge of all the facts. As such, they may or may not apply to the question.
No but it may cause more questions when you do proceed with the green card.
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