Haven't seen anything about this here (and can't find anything on searches), so I'm going to post and be told that it was talked about
10 times last week.As of 6th April 2013, the following took effect:
Which means that only the following work is notifiable:
(a) the installation of a new circuit; (b) the replacement of a consumer unit; or (c) any addition or alteration to existing circuits in a special location.
and a special location is the usual space around a bath/shower (haven't checked to see if the measurements have changed).
which means that kitchens, and outdoor wiring are no longer notifiable, and nor is ELV wiring (which used to be if not pre-wired).