Any US export restrictions on use of 256 bit AES SSL & TLS certificates?

[James Firth]

> A client has asked for advice on the use of 256 bit AES SSL and TLS
> certificates. They want to know if the USA has placed any restrictions
> on using AES like this in export markets, or even if the US govt has to
> be notified when they are deployed.
> 

I was under the impression that all "commercial grade" solutions were
de-restricted in the US (if you meant US, as you then mention the UK-based
company) from 2000.

This may help, or at least give you some search terms to get the answers you
need.
http://www.cdt.org/crypto/admin/000110cryptoregs.shtml

James Firth