370. Party walls in single ownership.

A party wall in the first sense1 is a wall which belongs entirely to one of the owners of adjoining lands but is subject to an easement or right in the other to have it maintained as a dividing wall between the two properties2. This description of the easement or right3 is somewhat misleading, as it does not mean that the owner of the wall is required to take any positive steps, for example to keep the wall in repair. Apart from any special local custom or express contract, the owner of the wall is subject to no liability