Re: L1B to H1B transfer( serving notice period) Ron, Can you please confirm on my case? I want to know till when I can delay joining company B? Company A: My Current employer. On L1-B. Visa was valid till 01-Mar-13. I am in US from Aug-2012 (i94 Valid till 2015. Had to go to my country for 10 days before August and so got a new i94 valid till 2015) Company B: H1-B got approved through this company through COS on 23-Feb-2013. I came to know about the approval of H1-B on 8-Mar-2013 from Company B. I have read the 20 CFR 655.731 and feel it is 60 days for me and so I need to join company B before 23-Apr-2013. Please confirm.