Nearby properties must be considered when planning applications are made. From boundary matters to rights to light, neighbours must be taken into account.
Last updated: March 2026
Gill is our Editor, with a background that combines journalism with land and estate management. Gill is a farmer’s daughter, an associate member of the RICS and has an interest in all things to do with agriculture and the countryside. Her free time is spent on the tennis court, walking and improving her cooking skills.
When applying for planning consent, neighbouring properties, site boundaries and legal rights can all influence the outcome of an application. Local planning authorities must consider how development may affect nearby land, properties and residents and make a decision based on public interest.
We explore how neighbours’ rights and planning considerations are shaped by key legal frameworks and evolving policy. Understanding the Prescription Act is essential when acquiring rights over time, particularly where long-standing use may meet the statutory test required in such cases.
Many of these legal terms can seem complex, but guidance is increasingly accessible through resources published under the Open Government Licence and via the National Archives. Recent discussions around reform, including proposals in a draft bill, aim to modify obsolete provisions and ensure a more updated version of the law that reflects modern property use.
These changes also seek to clarify expectations, including any minimum level of use or evidence required, helping both property owners and neighbours better understand their respective rights and obligations.
Understanding key issues such as planning history, red line boundaries, blue line boundaries, neighbour consultation, right to light and material planning considerations can help ensure your application progresses smoothly. Below, we explain how these factors work and how they may affect planning decisions.
Several material conditions relating to neighbouring properties can become barriers during the planning process. These can include boundary issues, neighbour objections, concerns about overlooking and loss of privacy, planning history or matters relating to private rights to light.
Local authorities assess whether a proposed development would negatively impact surrounding properties or the wider area. Ensuring these issues are addressed early in the application can reduce delays and improve the chances of approval.
Planning applications must clearly identify the land being developed and any surrounding land owned or controlled by the applicant. This is done using a site location plan that includes red line boundaries and blue line boundaries. Previous planning decisions may be relevant here: boundary disputes often have a planning history that may need investigation.
The red line boundary outlines the exact area of land where development is proposed. Everything within the red line boundary is considered part of the planning application.
This boundary must include all land required to carry out the development, such as access routes, parking areas, landscaping or drainage features. Defining the red line boundary correctly is essential, as planning permission will only apply to the land contained within it.
A blue line boundary identifies additional land that the applicant owns but which is not included in the development proposal.
For example, land used for access, adjoining fields or neighbouring plots owned by the applicant may be marked with a blue line boundary. This helps planning authorities understand the wider land ownership surrounding the site.
Most planning applications involve a period of neighbour consultation. During this statutory notice procedure, nearby residents and property owners are notified of the proposed development and invited to comment.
One of the planning functions of the local planning authority is to send letters to neighbouring properties or place a site notice nearby. This consultation allows neighbours to raise concerns or provide feedback before a planning decision is made.
Every consultation period has a neighbour consultation expiry date. This is the deadline by which neighbours must submit comments or objections to the planning authority.
While responses received after the neighbour consultation expiry date may sometimes still be considered, planning officers are only required to formally consider comments submitted within the consultation period.
When neighbours submit comments during consultation, the planning authority will assess whether the issues raised are material considerations.
Material considerations are factors that are relevant to planning law and policy. Only these issues can influence whether a planning application is approved or refused by a planning committee or decision maker.
Examples of material considerations for planning objections include this set list:
Issues such as property values, private matters or disputes, an applicant’s potential motives, personal conduct or loss of views are generally not considered material planning considerations.
Another issue that sometimes arises in planning is the right to light. The legal definition of right to light relates to a property owner’s entitlement to receive natural light through windows or openings. Right to light can mean uninterrupted access to direct sunlight and natural light.
While rights to light are usually a civil matter rather than a planning issue, significant loss of light can still influence planning decisions in some circumstances.
The right to light is primarily governed by long-standing legal principles and case law rather than a single statute. In many cases, there may be an implied grant of a right to light if a window has received uninterrupted natural illumination for a specified period of long use (commonly 20 years).
Right to light legislation and legal precedents determine whether development that blocks light could be challenged by neighbouring property owners. Planning consent does not override rights to light, meaning disputes can still arise even if a new development is approved.
If the Light Act and the right to receive light are not fully considered, the result can be light disputes, legal action, a light claim or light obstruction notices being served. Extreme cases can result in a local authority ordering demolition, or it may order damages.
In some light cases, if light restrictions will substantially interfere with a scheme, a light surveyor may need to be involved to clarify light rights and find the best way forward.
Overlooking and loss of privacy is one of the most common reasons neighbours object to development proposals involving new building schemes, whether residential or commercial development.. Objections can have significant implications; if not correctly addressed the outcome can result in halting development.
Planning authorities will assess whether defined apertures, windows, balconies or terraces could allow direct views into neighbouring homes or private gardens. Moral considerations and personal circumstances come into play here: if a proposal causes unacceptable overlooking and loss of privacy during the ordinary use of a property, the design may need to be altered before permission is granted.
Neighbour-related concerns can often be addressed through good planning, thoughtful design and clear documentation in line with the National Planning Policy Framework and local development plan.
Professional planning consultants can help ensure that boundaries are correctly defined to avoid boundary disputes concerning neighbouring land and that neighbour consultation requirements and existing rights are met.
They will be aware of the law governing rights and boundaries and can work with legal documents, HM Land Registry and property deeds. Consultants will also investigate any obsolete or unused rights and advise on a local land charge if relevant.
They can also make sure that potential issues such as material planning considerations, restrictive covenants or rights to light are properly assessed in the specified time before submitting an application. This preparation and adherence to other legislation relevant to the application will help avoid the need for appeal decisions.
If you are preparing a planning application and want expert guidance, getting in touch with our experienced team can help.
From defining the correct red line boundary to addressing neighbour objections, planning policies and constraints, we provide clear advice to help your project move forward.
Arbtech are your best asset when it comes to getting planning permission for your project. We cover the whole of the UK and we are waiting to get started on your project...
Get Your Free Quote