H1b background check result有有效期嗎？

２００６年回國一次，用H1b簽證回來。期間被check，順利通過。計劃２００８再次回國。２００６年已經被check過，２年之內是否可以免check呢？

謝謝！

所有跟帖： 

• My husband's H1b background check result有有效期嗎？ -yurongrong- ♀ (0 bytes) () 04/18/2007 postreply 09:08:25

• sorry! within 1 year no need. My husband's experienced same but -yurongrong- ♀ (0 bytes) () 04/18/2007 postreply 09:10:17