I suppose there are two points. First, under the Freedom of Information Act any person can request access to any document, and if they're denied access they can appeal to my office. My office now has a determinative power, much like a court or a tribunal, to decide whether the documents are exempt or not. We apply the FOI exemption criteria, but at the end of the day we have the determinative power. The ultimate say on document disclosure no longer rests with any government agency or minister; it now rests with an independent office--my own. That's one aspect.
The other change is that there is a whole range of government agencies responsible for different aspects of information management, such as copyright, national security, privacy, electronic management, document retention and destruction--