Party Wall Advice - Building an Extension Wall Astride the Boundary
It may seem counter-intuitive that the Party Wall Act should allow a building owner to construct a wall for his own use (e.g. in order to enclose on his ground floor extension) partly on his neighbour's land. If you are an adjoining owner reading this, you my be pleased to hear that the Act only allows it in only very specific situations and then only with certain caveats. It is worth noting that even where the building owner does not have the right to build a wall straddling the boundary line, there is nothing to stop him from sending the adjoining owner a notice requesting permission to build such a wall. Where the right does not exist, the adjoining owner need not even reply as there is deemed dissent. So when, you may ask, does the building owner have the right to construct such a wall (following notice) even with the dissent of the adjoining owner? The answer is - 'where there was a pre-existing wall in that position'. For example, there is an existing garde...