Planning Permission Tips UK - Rights of Light to Adjoining Neighbours Windows - What You Should Know

Rights of light - What a minefield this topic is whenwindows. Therefore, if your getting resistance to you
developing or extending a property. This is potentiallyscheme on light issues, go get this BRE Guide first
one of the most subjective Planning issues their is.from any good stationers or the BRE direct - it could
Most Planning Departments will have guidance but Ibe the best £55 you have spent in helping to
guarantee it will be specific in parts & definitelyget your scheme recommended for approval.
woolly or non specific in other areas leaving theIn most rights of light issues, the pragmatic &
subject wide open to interpretation.practical assessment approach is often more
One of the most common areas for debate is withproductive than the scientific process unless you are
regard to side windows on neighbouring properties.dealing with a freshly qualified Development Control
The general rule of thumb is whether or not theOfficer who can often recall the theory of these
neighbours side window is a principal or secondaryWaldram Diagrams with distinct ease, I would stick to
window. If if is the only principal window for athe commonly understood simplistic approach of 'fact
neighbours room then the chances are the Planners& Degree' in your negotiations.
will pay great attention to your development orFrom a legal stand point, most solicitors will advise you
extension. They will want to be satisfied that theof the 20 year rule where a neighbour has a
window is not interrupted from skylight by your buildingprescriptive right to light if they have enjoyed
project. Secondary side windows on the other hand to'uninterrupted' light for a continuous 20 year period.
habitable rooms or windows to non habitable roomsNow solicitors love the BRE scientific approach as it is
are far less contentious & are often ignored bya potential fee earning category for them in defending
Planning Departments in their impact assessments.upset neighbours or for fighting a scheme through the
However, this is only a rule of thumb & surprisesappeal process for a developer. Unless you have a
do sometimes occur. These surprises often arise fromlarge pocket for to absorb abortive fees stay well
neighbour induced objections where the Planningclear of these sharks & only use them as a last
Officer is forced to stick out his neck & make aresort.
case to support your scheme against that of theThe conclusion to side windows & right of light is
neighbours vitriol - you don't see many headlessthis - Most neighbours that have a side window facing
Planning Officers these days do you - you get myyour development or extension will complain to the
point.Planning Officer. Just because you chat over the
What about the scientific proving of light issues I hearfence every weekend when hanging out the washing
you ask to override the Planning Officers negativewill not automatically preclude that neighbour from
opinion? Well yes their is guidance from the BRE calledcomplaining during the consultation process. Therefore
'Site layout planning for daylight & sunlight - Acompleting a risk assessment of these windows first is
guide to good practice' by PJ Littlefair. However, thisvital . If you discover a neighbours principal window to
£55 document is seriously complicated shoulda habitable room on the side of the property adjacent
the need arise for proving diagrams using Waldramyour own building works DO NOT IGNORE IT. Adjust
diagrams. The novice will never understand it &the design of the new building to take this window into
the same applies to most Planning & Appealaccount. There are other clever tactics &
Officers so you are advised to avoid the scientificarguments you can employ that could allow closer
approach like the plague. Even the official chapters ofdevelopment if there is no other option for your
the guide clearly state that...."The advice given here isscheme.
not mandatory & this document should not beOur 'Maximum Build Planning Guide' explains further
seen as an instrument of Planning Policy" However, theside window issues in more detail & sets out
guidance on whether or not your building worksvarious risk assessment procedures & tactics that
actually obstruct the light to the neighbours window isyou can incorporate within your scheme when dealing
actually very useful in proving to the Planners that youwith rights of light issues. I would not advocate
DO NOT need to prove by calculation any loss of light.submitting any Planning scheme until you have
You would be surprised when you do work out this 25assessed these affecting side windows &
degree vertical reference line of light just how closeprepared your defence - you have been warned.
some new buildings can actually go to the troublesome