What Is a Party Wall and When Do You Need a Survey?
A party wall is a wall shared between two properties, owned jointly by both neighbours. The Party Wall etc. Act 1996 requires that if you plan building work affecting a party wall, you must follow formal procedures and obtain a party wall award. This applies to work such as new extensions, loft conversions, basement excavations, or structural alterations affecting the shared wall.
The purpose of the Party Wall Act is to protect both properties from damage and to ensure fair dispute resolution if problems occur. Ignoring these requirements can result in legal action from your neighbour and may prevent you from obtaining mortgage finance or selling the property later. Understanding your obligations is crucial if you own a terraced or semi-detached property.
The Party Wall Award Process
The formal process begins when you serve notice on your neighbour of your intentions, usually three months before work starts. Your neighbour can either consent to the work or dissent. If they dissent, surveyors are appointed to prepare a Party Wall Award, which specifies the work, how it will be carried out, and what compensation is due if damage occurs.
Two surveyors are typically appointed, one by each party, who work together to prepare the award. Alternatively, if both parties agree, one agreed surveyor can be appointed. The surveyor inspects both properties before work starts, documents their condition, and creates a detailed record. This pre-work survey is essential because it establishes the baseline condition against which any damage will be measured.
Pre-Work and Post-Work Surveys
Before building work begins, surveyors carry out a detailed pre-work survey of both your property and the neighbouring property. This documents the condition of walls, ceilings, windows, doors, and any existing cracks or damage. Photographs, measurements, and notes create a comprehensive record of the baseline condition.
After work is completed, a post-work survey compares the property condition to the pre-work baseline. If damage has occurred, the surveyor’s report establishes this formally and can be used to recover costs from the building contractor’s insurance or from the responsible party. These surveys protect both properties and provide legal evidence if disputes arise.
Avoiding Common Party Wall Problems
The most common mistakes are proceeding with work without serving notice and hope the neighbour does not object (legally problematic and risky), or failing to properly document pre-work condition (making it impossible to prove damage). Other problems arise from poor communication with neighbours or disputes over who pays the surveyor’s fees.
Appointing an experienced surveyor early in the process ensures everything is done correctly. The surveyor explains requirements to both parties, carries out thorough documentation, and acts as an independent professional who protects both sides. The cost of proper party wall procedures (typically £1500-£3000 for surveyor fees) is a worthwhile investment that prevents far more expensive problems.
Party Walls and Property Value
Proper Party Wall Awards and surveys protect property value. Future buyers want evidence that building work was carried out legally and properly. Without a Party Wall Award, you may struggle to sell the property or obtain mortgage finance. Buyers’ surveyors specifically check for evidence of compliance with Party Wall Act requirements.
If you are purchasing a property and building work has been carried out affecting party walls, ask for evidence of the Party Wall Award and inspection reports. If no award exists, the seller may have liability issues and you may need specialist legal advice before proceeding.
Frequently Asked Questions
What building work triggers the Party Wall Act?
Work that either touches a party wall or is within one metre of a party wall may trigger the Act. This includes new extensions, alterations to party walls, loft conversions over shared walls, and basement excavations. Internal work entirely within your property may still be caught if it involves underpinning or structural alterations.
Can my neighbour really stop my building work?
Your neighbour cannot arbitrarily block work, but they have the right to insist on proper Party Wall procedures. If they dissent, a surveyor’s award is obtained which usually permits the work while ensuring proper procedures are followed. This protects both parties.
Who pays for the party wall surveyor?
Generally, the person carrying out the work pays the surveyor fees. However, if an agreed single surveyor is appointed, costs are usually split. Your surveyor will explain the cost allocation clearly. Budget for this cost as part of your building project.
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Website: www.trustsurveyors.com
Phone: 0151 702 0123
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