Actually...
In the U.S., there's a few states that Mandate I.D. w/o any head coverings at all, regardless of Religious affiliation..
Muslims, Sikh's, catholics, Jews are disputing this..
Passports permit head coverings, why not state I.D.?
http://islam.about.com/od/dress/f/hijab_id.htm
In Most airports in the U.S., the only procedure a muslim lady doesn't receive is a Cavity check..
I'll happily describe my experiences with Airlines, post- 9/11...My brothers as well...pvt. only.
In Puerto Rico however, once I said I refused to allow a Man touching me in any way, they accommodated me, with a woman..lol {should be Policy, especially if the woman's muttaqun {Pious}}