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Flats and maisonettes

Converting a House into Multiple Flats

Gaining the Right Permissions

If you're contemplating dividing a single residential property into several distinct, self-contained homes, you absolutely must obtain planning permission before you proceed. This is a crucial initial step that you cannot overlook.

Special Considerations for Your Property

  • Listed Structures: Does your house possess a 'listed' status? If so, you will almost certainly require 'listed building consent'. This is a specific type of approval for any alterations to properties recognised for their historical or architectural significance. It is essential that you contact your local planning authority for expert guidance well before you start any work. Please be aware: undertaking modifications to a listed building that impact its unique character without securing this consent constitutes a serious criminal offence.

  • Protected Neighbourhoods (Conservation Areas): Is your property situated within a conservation area? Should your proposed plans involve any demolition work, you might also need to apply for specific planning permission related to that demolition. Always get in touch with your local planning authority for tailored advice on your particular project.

Navigating Building Regulations

When you transform a single dwelling into multiple separate flats, this action is officially deemed a 'material change of use' under the Building Regulations. What this technical term signifies for you is that the entire structure, or at least a substantial part of it, must then adhere to a new set of precise standards that become applicable due to this change in purpose. These vital requirements typically address areas such as:

  • How individuals can safely exit the building, along with other essential fire safety measures.

  • Sanitation and overall hygiene.

  • Methods to prevent sound from travelling between individual units.

  • The efficient use of energy.

Consequently, your building may necessitate significant upgrades to successfully meet these newly specified benchmarks.

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Flats and maisonettes

Flats and maisonettes

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Disclaimer

This guidance is for general information only and is not legal advice. Planning requirements vary by council and property. You should check your local planning authority's specific requirements before submitting an application or starting work. This guidance applies to England and Wales. When in doubt, contact your local planning authority or seek professional planning advice.

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