See info below: sheds and greenhouses you will need to apply for planning permission if any of the following cases apply on the land around your house.. You have permitted development rights of 70 m3, to the rear so unless you have built an extension/conervatory/garage, you should be ok. if the shed is under 15m2 floor area, it wont need building regs, if timber and near a boundary, 30m2 if non combustible.. The inside edge . do you need planning permission for your shed? 2010 may 10. 23 comments. a friend recently asked me for advice about his neighbour�s shed. when i say shed, i mean minature house in the back garden. this building is red-brick, single storey with a pitched and tiled roof and double glazed. 23 responses to �do you.
Planning permission (where required) for a garden shed costs