I don't think so. If you like to change to H1b, that is the safe

But you still can do GC under TN. Before you send I-485 application, you don't have any intendency of immigration.

所有跟帖： 

• 回複：After I-485, will my TN visa be invalid or just not be renewe -geckoview- ♂ (186 bytes) () 08/30/2007 postreply 06:31:14

• After I-485, you may use EAD, but make sure you have at least 6 -11111122- ♀ (38 bytes) () 08/30/2007 postreply 07:31:15

• 140 is already an immigration pertition with ur name on it -DO-PERM- ♂ (0 bytes) () 08/30/2007 postreply 08:39:49

• No. you are still ok to renew TN with approval of 140. When you -11111122- ♀ (94 bytes) () 08/30/2007 postreply 09:41:52