ownload visual diagram pdf's of Permitted Development - Oct. 1st 2008 - Part 1 Classes B & C.
They say a picture can tell a thousand words. Well many thanks to North
Herts District Council for supplying the following visual sketch diagrams of what you can and cannot do under
Do not use them as your sole point of reference. Use them combined with other
information and your own research. And above all, apply for a certificate of Lawful Development at your
Council to Make sure prior to starting or ordering any works.
Part 1, Classes B and C (33KB) - Addition or alteration of roof
of dwelling house.