Blog for Postdocs / Phds, National Interest Waiver, Extraordinary Ability

Disclaimer: The contents in this web site are only for your information and are not intended to be legal advice. While many of our applicants successfully obtain their I-140 approvals, the information here should not be considered as a guarantee of your green card application outcome.


F1 OPT with PhD in math working for a postdoc in a different department


I’m currently a PhD student in Math and I’m on F1 status. I’ve received a postdoc offer at another university and I’m planning to request an F1 OPT.

My problem is, the OPT requires my job to be ‘directly related’ to my major field of study. My major as listed in the I-20 is ‘Mathematics, General’, but my postdoc position will be in a group in a department of Chemical Engineering.

My specific duties are all related to my dissertation (deriving mathematical models, building computational algorithms). The problem is that the department name (Chemical Engineering) does not seem very… Continue reading



Thanks for the concise information in your website. 

I am a Ph.D. student with F1 visa. I was wondering, if I applied for NIW  can I apply for OPT?

Apply for OPT before or after EB1A petition

Hi, I am a Chinese in the last year of my PhD training in US university. I would like to apply for EB1A. I have 25+ papers, 10+ first author (IF 4.0-6.0), 400 citation  and several patents. Should I apply for OPT before I submit the petition in case my petition get denied or I have a strong EB1A case and don’t need OPT. Or can I apply for OPT after my petition? Thanks