Section 87 – Rights of owners of adjoining lands respecting erection of walls on line of junction

London Building Act 1894

Where lands of different owners adjoin and are unbuilt on at the line of junction and either owner is about to build on any part of the line of junction the following provisions shall have effect:

(1) If the building owner desire to build a party wall on the line of junction he may
serve notice thereof on the adjoining owner describing the intended wall.

(2) If the adjoining owner consent to the building of a party wall the wall shall be built half on the land of each of the two owners or in such other position as may be agreed between the two owners.
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(3) The expense of the building of the party wall shall be from time to time defrayed by the two owners in due proportion regard being had to the use made and which may be made of the wall by the two owners respectively.

(4) If the adjoining owner do not consent to the building of a party wall the building owner shall not build the wall otherwise than as an external wall placed wholly on his own land.

(5) If the building owner do not desire to build a party wall on the line of junction but desires to build an external wall placed wholly on his own land he may serve notice thereof on the adjoining owner describing the intended wall.

(6) Where in either of the cases aforesaid the building owner proceeds to build an external wall on his own land he shall have a right at his own expense at any time after the expiration of one month from service of the notice to place on the land of the adjoining owner below the level of the lowest floor the projecting footings of the external wall with concrete or other solid substructure thereunder making compensation to the adjoining owner or occupier for any damage occasioned thereby the amount of such compensation if any difference arise to be determined in the manner in which differences between building owners and adjoining owners are hereinafter directed to be determined.

Where an external wall is built against another external wall or against a party wall it shall be lawful for the district surveyor to allow the footing of the side next such other external or party wall to be omitted.

The London Building Act 1894

• Section 5 – Definitions
• Section 87 – Rights of owners of adjoining lands respecting erection of walls on line of junction
• Section 88 – Rights of building owner
• Section 89 – Rights of adjoining owner
• Section 90 – Rules as to exercise of rights by building and adjoining owners
• Section 91 – Settlement of differences between building and adjoining owners
• Section 92 – Power for building owner to enter premises
• Section 93 – Building owner to underpin adjoining owner’s building
• Section 94 – Security to be given by building owner and adjoining owner
• Section 95 – Rules as to expenses in respect of party structures
• Section 96 – Account of expenses to be delivered to adjoining owner
• Section 97 – Adjoining owner may object to account
• Section 98 – Building owner may recover if no appeal made
• Section 99 – Structure to belong to building owner until contribution paid
• Section 100 – Adjoining owner liable to expenses incurred on his requisition
• Section 101 – Saving for lights in party walls etc.