When is a Party Wall Agreement needed?
Party Wall Agreements are needed for the following types of work: • Cutting into a wall for bearing of a beam, for example for a loft conversion or through lounge • Inserting a damp proof course deep into a wall • Demolishing and rebuilding a party wall • Underpinning the whole or part of a wall • Cutting a flashing into an adjoining building • Building a new wall on the line of junction between two properties • Excavating foundations within three metres of an adjoining structure and lower than its foundations • Excavating foundations within six metres of an adjoining structure and below a 45 line drawn from the bottom of the foundations
