At gesetze-sachsen.de, the saxon publishing company SDV AG makes the official promulgation media of Saxony available to the public in both electronic and printed form.
Needless to say that the full text search in documents (available after free registration) is powered by acts_as_ferret.
The app has been created by webit! during the last two months and went live on January 1st, no beta phase required. Did I mention we have a code/test ratio of 1?