NAPC

The UK’s only annexe and garden room planning and development consultancy. Here to help with your annexe planning permission application.

Annexes are now a popular addition to many family homes to provide additional accommodation – often to house an elderly relative, hence the name ‘granny annexe’.

The Wheatley, a two bedroom granny annexe with a pitched roof by iHus

Do You Need Planning Permission For A Granny Annexe/Flat?

Before any building work can start you will need to obtain planning permission for a granny annexe – In most cases, you will need to apply via the Householder Application route or using the Caravan Act. Permitted development isn’t suitable for annexes as there are limitations on what you would be able to use the building for. Permitted development is more suitable for garden rooms or offices.

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Explaining the term ‘Ancillary’

Annexes are usually ‘ancillary’ to the main property, this means they can be used to live in whilst sharing some facilities of the main home (garden, access, address etc). In granny annexe planning, whether your structure is classified as ancillary or incidental becomes critical and you may be confused by all the different terms and what exactly, you can and can’t build.

For these reasons, we recommend that you contact planning consultants, such as NAPC, to help guide you through the process.

About NAPC

NAPC have over 15 years’ experience gaining successful outcomes for homeowners looking to build granny annexes and other types of garden rooms. We can guide you through the complete process, from advising you on annexe options, opportunities and constraints of your plot, down to managing the entire annexe planning application process for you.

With a 94% success rate and over 250 local planning authorities worked with; in the unlikely event that planning consent is not given, a refund of every penny you’ve spent up to this point is guaranteed.

Contact NAPC