Case: I am on H1B and changing to H4. I consumed only 1yr of H1B time.If I again want to get back to H1B.
What are the rules regarding max duration after which I can switch back to H1B
I should switch back :-
a) before Expiry of H1B (i797 i held)
b) before 6 yrs of orignal H1B Petition approval date
c) any number of years after switching to H4