If you stick to the stringent criteria of Permitted Development, you can build an extension without planning permission ...
Your individual extension ideas need to be based on the style of your house, as well as what you want to use your new space for – but in many cases, side return extensions work brilliantly.
In those cases, loft extensions may provide the space you need for an extra bedroom or two. If you live in a detached or semi-detached house, a two storey side extension may be possible. A classic ...