Most estate agents have been asked to sell homes with 'illegal' extensions: What work needs planning permission?

The removal of loadbearing walls and installation of new windows overlooking neighbours were the most common works undertaken without permissions in place.

Most estate agents have been asked to sell homes with 'illegal' extensions: What work needs planning permission?
The removal of loadbearing walls and installation of new windows overlooking neighbours were the most common works undertaken without permissions in place.