Party wall guides by project
Find your project below to see which party wall notices it's likely to need, what's involved and what it costs. Or use our checker for a quick answer.
Loft conversions
Steel beams, raising the party wall, hip-to-gable and dormer conversions.
Read the guideExtensions
Rear and side extensions: building on the boundary and digging foundations near the neighbour.
Read the guideChimney breast removal
Supporting the stack, shared flues, and protecting the neighbour's side.
Read the guideBasements and cellars
Excavation, underpinning, movement monitoring and security for expenses.
Read the guideGarden walls
Party fence walls: rebuilding, raising or building a boundary wall. Fences aren't covered.
Read the guideFlats and maisonettes
Floors and ceilings between flats as party structures, and who must be served.
Read the guideNot sure what your shared wall is built from? See what your party wall is likely to be made of, by house age.
Not sure if the Act applies to your project?
Tell us what you're planning. We'll tell you, free of charge, whether you need to serve notice and what happens next.