1. My H1B is valid until 23-Aug'18. I am planning to submit visa extension request on Mar'18. let's assume if USCIS reject my extension request in Apr'18, then, in that case, can I stay till 23-Aug'18 as per initial approval or rejection will supersede and I have to level immediately (within 60 days of time from denial date)
2. Does H-1B extension denial invalidate an existing H-1B?
1.Yes. The previously approved extension does not go away. The only way that can go away is if the government separately issues a notice of intent to revoke, gives you notice and a chance to respond and then denies.
2. It does not. More...
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