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A party wall agreement is an essential document for anyone planning on doing building work on a property shared by two or more owners. Party walls are boundaries between adjoining properties – usually the wall that divides one property from another. Party wall agreements are legally binding documents. 

They set out the rights and responsibilities of both parties when it comes to any proposed building works, such as extensions, underpinning, excavations or other structures built close to the boundary line. In this article, we will provide an overview of what a party wall agreement is and discuss some of its key features.

What is a party wall agreement?

A Party Wall Agreement is a legally binding agreement between two or more property owners that outlines the rights and responsibilities of each party concerning a shared wall, fence, or other structure. The agreement may also include provisions for how the parties will handle future structural repairs or changes.

The purpose of a Party Wall Agreement is to prevent disputes between neighbours and to provide a mechanism for resolving any disagreements that may arise. With an agreement in place, property owners may be able to fend for themselves if there are problems with the shared structure.

A Party Wall Agreement should be created whenever two or more property owners share a wall, fence, or structure. The agreement should be signed by all parties involved and kept on file in case of future disputes.

What is the purpose of a party wall agreement?

A party wall agreement is a contract between two adjacent property owners that establishes the rights and responsibilities of each owner concerning the shared party wall. The agreement typically includes provisions for the maintenance and repair of the wall and any alterations or additions that may be made to it.

A party wall agreement aims to promote harmonious relations between adjacent property owners by clearly delineating their respective rights and responsibilities concerning the shared party wall. By ensuring that both parties are aware of their obligations and can communicate with one another freely, the agreement helps to avoid potential disputes that could otherwise arise.

When is a party wall agreement necessary?

If you live in a semi-detached or terraced property, you will likely share at least one wall with your neighbour. This shared wall is known as a party wall.

In some cases, you may need to carry out work on your party walls, such as putting up shelves or insulation. If this is the case, you will need to get permission from your neighbour and agree on a Party Wall Agreement.

A Party Wall Agreement is a legal document that sets out the work’s terms and any compensation that may be due to the affected neighbour.

If you are planning to carry out any work on your party wall, it’s essential to get in touch with your neighbours early so you can reach an agreement before any work starts.

How to create a party wall agreement

A party wall agreement is a legal document that outlines the rights and responsibilities of two or more people who share a wall. The agreement typically covers issues like noise, damage, and repairs.

If you’re planning on doing any work on your shared wall, creating a party wall agreement is a good idea. This will help avoid conflict with your neighbour and ensure everyone is clear on their rights and responsibilities.

Here’s how to create a party wall agreement:

1. Talk to your neighbour: The first step is to discuss your plans with your neighbour. Please explain what you’re planning to do and why you need to do it. Be sure to listen to their concerns as well.

2. Get it in writing: Once you’ve agreed, put it in writing so that both parties are clear on the terms. Be sure to include details like who will pay for what, when the work will be done, and how long the agreement will last.

3. Sign it: Both parties should sign the agreement and keep a copy for their records. Once signed, the agreement is legally binding.

Creating a party wall agreement may seem like extra work, but it’s worth it to avoid any conflict or misunderstanding down the road. Plus, having everything in writing can actually make things go more smoothly if there are any disagreements later on.

What happens if there is no party wall agreement?

If there is no party wall agreement in place, then any work that is carried out on the party wall or on adjoining land may be done so without the consent of the other owner. This could result in damage to the property or to the structure of the party wall itself. In some cases, the lack of a party wall agreement could also invalidate insurance claims.

Which professional do you need to write your party wall agreement in the UK?

In the UK, you will need to hire a professional Party Wall Surveyor to write your Party Wall Agreement. The Party Wall Surveyor is a trained and experienced specialist in dealing with issues relating to Party Walls. They will be able to advise you on the best course of action to take, and will also be able to draft the agreement itself.

If you are unsure about whether or not you need a Party Wall Agreement or if you need help with hiring a Party Wall Surveyor, then you should speak to your local authority. They will be able to provide you with more information and advice on the matter.


A party wall agreement is an important document when it comes to home renovations that involve a shared building. It provides clarity and certainty for both parties to protect their interests and ensure a successful renovation project. Knowing what a party wall agreement entails can help homeowners make informed decisions about any work they plan on undertaking near or around their neighbour’s property, particularly if they share walls or ceilings. Ultimately, understanding a party wall agreement and how it works helps create better relationships between adjacent property owners while ensuring everyone’s safety during construction projects.