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Can I use an outbuilding as a home office?
Yes, in most cases you can use an outbuilding as a home office without needing planning permission. As long as the use remains incidental to the main dwelling it is still considered part of your domestic residential use.
Common Questions
If the garage will remain in domestic use - for example, as a personal hobby or home workshop - then planning permission is typically not required.
However, it’s important to check whether there are any planning conditions, covenants, or restrictions attached to your property or the garage itself that may limit or prevent conversion.
Read about planning permission for garage conversions on Planning Portal.
Installing patio doors at the rear of your house is likely to fall under permitted development rights, meaning an application for planning permission is not required, provided certain limits and conditions are met.
The doors should be of similar appearance to those previously used, if they are not then generally planning permission will be required.
If you live in a listed building, you will need listed building consent for any significant works.
If you live in a designated area such as a conservation area or national park, then additional restrictions may be in place.
If you are unsure whether the work falls within permitted development rights you can check with your local planning authority or submit a lawful development certificate to prove the change is lawful and prevent any future enforcement action.
Increasing the size of a window will often fall under permitted development rights, meaning an application for planning permission is not required to make the change, provided limits and conditions are met.
Any new window must be of similar appearance to the original which you are replacing.
Permitted development rights do not apply to flats. To increase the size of a window in a flat or maisonette you will require planning permission.
If you live in a listed building, you will require listed building consent for any major changes.
Where the work has as significant impact on the external appearance of the house, especially on the principal elevation, planning permission may be required.
Building control approval will likely be required where the change impacts the structure of a building, this primarily occurs when an opening Is widened. When altering walls you may want to consult a structural engineer.
Building control will also consider energy efficiency, glazing, ventilation and fire safety.
Changing from a commercial use (use class E) to residential(use class C3) falls under permitted development rights, meaning an application for planning permission is not required.
To use the permitted development right you must meet the rules and regulations set out in legislation, this includes submitting an application for prior approval to the local planning authority. The full list of conditions is available on the government website, or our online application form will tell you whether you are eligible.
If you are not eligible for the permitted development right, you will have to submit an application for full planning permission.
If an outdoor kitchen is not a permanent structure, then planning permission will normally not be required.
Where planning permission is required, it may be granted through permitted development rights, provided it meets the limits set out in legislation. Most outdoor kitchens fall within the set limits unless they are particularly tall or close to a boundary.
While there is no specific permitted development right for ‘outdoor kitchens’ it may be classified as an ‘outbuilding’.
You can view the limitations for outbuildings and outdoor kitchens in the relevant common project
If the structure exceeds the limits set out through permitted development rights, then it will require an application for planning permission.
Different rules may apply if you live in a listed building or conservation area. If this is the case, you may wish to consult your local planning authority.
Read about the building regulations that cover outdoor kitchens.
