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Garden Buildings

Garden Buildings

Building Regulations for Non-Residential Garden Buildings

If you want to put up small detached buildings such as a garden shed or summerhouse in your garden, building regulations will not normally apply if the floor area of the building is less than 15 or 30 square metres and contains NO sleeping accommodation.

If the floor area of the building is between 15 square metres and 30 square metres, you will not normally be required to apply for building regulations approval providing that the building contains NO sleeping accommodation and is either at least one metre from any boundary or it is constructed of substantially non-combustible materials.





This section provides you with general information to help you comply with the Building Regulations when constructing a new outbuilding within the boundaries of an existing property, such as:

  • Garage or Carport
  • Summerhouse or Shed
  • Greenhouse
  • Gymnasium
  • Office or Garden Room

Building a new garage attached to an existing home would normally need building regulations approval.

Building a new attached carport (open on at least two sides) would not normally require building regulations approval if it is less than 30 square metres in floor area.

Building a detached garage of less than 30 square metres floor area would not normally need building regulations approval if:

  • The floor area of the detached garage is less than 15 square metres.
  • The floor area of the garage is between 15 square metres and 30 square metres, provided the garage is at least one metre from any boundary, or it is constructed from substantially non-combustible materials.

 

Rule 1

If the building is to be placed less than 2.0m from the boundary of the property, the maximum overall height must not be more than 2.5m from existing ground level.

Rule 2

If the building is to be placed less than 2.0m from the boundary of the property, the maximum overall height must not be more than 2.5m from existing ground level.

Rule 3

No veranda, balcony or a raised platform can be higher than 300mm from ground level. This also includes decking

Rule 4

Any consented building must not to be used as self-contained living accommodation or have an antenna attached

Rule 5

No more than 50% of the area of land around the original house should be taken up by garden buildings or other buildings

Rule 6

No new building may be closer to a road or public highway than the original house itself. Original house means the house as it was first built or as it stood as of 1 July 1948

Rule 7

Listed Buildings are of national importance in terms of architectural or historic interest any garden building or outbuilding WILL require planning permission within the curtilage of a Listed Building

Rule 8

Designated Land means national parks, the Broads, World Heritage Sites, Areas of Outstanding Natural Beauty and Conservation areas. The maximum area allowed for any new building is 10m2. and they must be sited at least 20m from any wall of the house On designated land a garden building is not allowed at the side of a property without requiring planning permission.





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