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The parameters for how big an extension can be were due to expire on the 30th of May 2019. However, the UK government decided to make these limits permanent, meaning the maximum size that a single-storey extension can be built without the need to acquire planning permission is as follows:
Although this means planning permission does not need to be sought for extensions that abide by these size limits, large extensions will be subject to what is known as the Neighbour Consultation Scheme instead.
When building a large extension, it is essential that you notify the local planning authority. You can do this via the PlanningPortal. This is so they can contact your neighbours to inform them of your plans to extend and determine if they have any objections to them. The size limitations for extensions that require approval through this scheme are as follows:
So, now you’re aware of how big you can build an extension, your next step is to decide which of them is right for you. Fortunately, there are lots of extension options available. Here are some of the more popular forms of them for you to consider:
Thinking about a conservatory for your home but concerned that you might need planning permission? Check out our planning permission for conservatories guide.
Conservatories are a great way to add value to your home using your garden space.
Emerald Windows is a leading installer of conservatories and orangeries based in Swindon. For more information on planning guidance or if you’re thinking of extending your home, give us a call on 0800 612 4154 or contact us online.
With a head office in Swindon, a short trip from the motorway, we are ideally located to offer our services across Wiltshire, Reading, Bath, Bristol, Marlborough, Berkshire, Gloucestershire, Oxfordshire, and other surrounding locations.
Emerald provide and install home improvements in all materials – uPVC, aluminium and traditional timber. No matter what material you choose, you can be sure we’ll provide you consistent quality – our work is always finished to the highest standards, whether you’re installing 2 windows or 20!Book a home visitView our showroom
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Emerald windows were brilliant. The patio door was removed and replaced with a window. All work was carried out from bricking up the outside to plastering the inside. Great work...
We worried about choosing a window company. We looked at all the usual national firms but we preferred the feel of a smaller local family run business as the rep...
Very pleased with the whole process from Mark letting us see and touch the product in the showroom in Swindon (many don't!), to a transparent price breakdown, no "buy now...
Highly recommend Emerald Windows and Doors; new Front and back doors fitted yesterday. Cannot praise Mark the Fitter enough, courteous, friendly and very helpful. Top job with attention to detail...
Emerald windows have just installed a new composite front door to our property. We are very pleased with the product and the installers were polite, professional and have carried out...