(the now deleted parent wrote that the Data Retention Directive is an EU directive and that Norway is not part of the EU)
That doesn't seem to stop them. 2nd paragraph of the translated WP article:
In Norway DLD was adopted by the Parliament on 4 April 2011 . It was scheduled to take effect on 1 April 2012, but has been postponed several times. Ministry of Transport are now looking for that storage requirement comes into force on 1 January 2015.