Moving from H1B to H4 and need to renew passport.

[sagarvyas]

Hi,

My wife, she was working women we moved her from H1B to H4 , process is just began not even get receipt number (expecting that by next week ) , Her passport is about to expire and I need to renew her passport asap , but what legal document should I provide for her status that I dont know ? would receipt number is enough ?

Thanks,
Sagar