actually there were no real changes post 9/11 which effect photography. Although mainly referring to First Amendment Rights:
Originally Posted by Aggie
The National Press Photographers’ Association has decided it’s time to issue A Memo On Photographers’ Rights To Take Pictures In Public Places (PDF), introduced at last week’s Women in Photojournalism conference. NPPA president Alicia Wagner Calzada said in her remarks: “…often law enforcement officials and security agencies believe – wrongly so – that in the name of homeland defense there are new federal laws that somehow give them additional rights to restrict photography. This is just not the case.”
NPPA hired two Washington DC attorneys from the law firm Covington & Burling to investigate supposed legal grounds for restriction, but they found none:
In summary, we find that there is no federal law that justifies the broad prohibitions that are being imposed on photography in public areas. There is no new federal law, including the Patriot Act, that restricts photography of public buildings and installations on the basis of concerns over terrorism. Restrictions of photojournalism that proceed on this basis may constitute violations of journalists’ First Amendment right to gather news.
From the ever useful Photopermit site