hi there i need some help. i came to the US on F-1 visa and then gt married to a USC filed my papers. i now have an interim EAD and hopefully the permanent one will come soon. well my question is tht when i came here and gt my social security n. it had a condition with it tht i can work on campus for 20 hrs. but now using my EAD i can work 40. do i hv to get a new social security no.? or do i hv to tell them abt this? or some thing else? please tell me. thanks in advance.