about H1 start date

My H1 visa will be valid from March 15, but my offer letter start date is March 22, I heard some people said you have to work immediately after the visa is valid, is that true? Shall I start to work on March 15 or March 22?

Thanks!

所有跟帖： 

• 请问亚特兰大的谢正权律师声誉如何？ -passer1968- ♀ (0 bytes) () 02/25/2004 postreply 08:19:33

• you can start later -sdfsdfsdff- ♀ (127 bytes) () 02/25/2004 postreply 09:01:15