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A frequent source of disputes
Abnormal neighborhood disturbances are a frequent source of real estate disputes.
They arise when the immediate environment of a property is significantly altered, leading to a deterioration in living conditions and a loss in market value. These disturbances may result from substantial changes in the surrounding environment of a property.
For example, the construction of a building directly overlooking a property may result in the loss of a valuable view (sea, countryside, landmark), a significant reduction in sunlight exposure, or a loss of privacy. Similarly, the establishment of a commercial activity (restaurant, bar, retail outlet) may generate noise, odors, or increased traffic, thereby affecting the normal enjoyment of the property.
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Categories of damage
From an expert standpoint, several types of damage are commonly identified:
- Loss of view, characterized by the total or partial loss of a valuable visual amenity
- Loss of sunlight and reduction in natural light
- Loss of enjoyment, reflecting a deterioration in the conditions of use of the property
- Noise disturbance, exceeding accepted tolerance thresholds
- Odor disturbance, caused by persistent and unpleasant emissions
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A rigorous demonstration
The recognition of such damages requires rigorous demonstration based on a comparative analysis between the initial state and the situation after the triggering event. This differential approach is essential to objectively establish the existence of the disturbance and quantify its impact on the property’s market value.
Case law recognizes compensation for loss in value notably linked to the disappearance of an exceptional view, significant loss of sunlight, or the emergence of disturbances related to neighboring activities, provided their abnormal nature is proven.
In this context, real estate expertise plays a decisive role.
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Anticipation, the key to compensation
It is strongly recommended to act as soon as a building permit is posted near the concerned property. A preliminary expert assessment makes it possible to establish, in a precise and legally defensible manner, the property’s characteristics before any environmental changes (location, views, light exposure, enjoyment quality, market value).
A second assessment, carried out after completion of the works or the emergence of disturbances, allows for an objective evaluation of the impacts and the quantification of the loss in market value, suitable for both amicable and legal proceedings.
As a market value expert, I support you throughout this process with rigor and objectivity, to best defend your interests, whether in an amicable or litigation context.
