Projects that need building regulations approval
You need to get building regulations approval if you intend to erect or extend a building or dwelling. You will need to submit an application and obtain approval for this.
You may also need building regulations approval if you intend to:
- install a bathroom that will involve plumbing
- make any structural alterations
- replace fuse boxes and connected electrics
- change electrics near a bath or shower
- put in a fixed air conditioning system
- replace windows and doors
- replace roof coverings on pitched and flat roofs
- install or replace a heating system
- add extra radiators to a heating system
Before starting work
You must apply before starting work.
There are 2 types of application:
Work already carried out
If the work has previously been carried out without getting building control approval, you may be able to apply for a regularisation certificate.
Projects that do not need building regulations approval
Porch or conservatory
You do not need building regulations approval for a porch or conservatory which has all of the following:
- built at ground level
- floor area of no more than 30m2
- any glazing and fixed electrical installation complies with the relevant requirements of the building regulations:
Small detached buildings
You do not need building regulations approval for a small detached building, such as a garden shed or summer house, which has all of the following:
- floor area of less than 15m2
- contains no sleeping accommodation
You do not need building regulations approval for a detached building which has all of the following:
- floor area of between 15m2 and 30m2
- contains no sleeping accommodation
- is either at least 1 metre from any boundary or it is constructed of substantially non-combustible materials
Other projects
Other projects which do not need building regulations approval include:
- most repairs, replacements and maintenance work (except heating systems, oil tanks, fuse boxes and glazing units)
- new power and lighting points or changes to existing circuits (except around baths and showers)
- like-for-like replacements of baths, toilets, basins and sinks
More information
More information about when you need building regulations approval and planning permission is on the interactive guides on the planning portal.
If you need help understanding whether your project needs building regulations approval, contact the building control team on 01344 354100.
If you have a question about planning, contact customer services on 01344 352000.