Building Control Service
What type of work requires Building Regulation Approval?
In general, most building work needs formal approval and the type of work covered includes the:
- erection of a new building or re-erection of an existing building
- extension of a building
- material alteration of a building
- material change of use of a building
- installation, alteration or extension of a controlled service or fitting to a building
More information about making an application.
Typical examples of work needing approval include:
- home extensions such as for a kitchen, bedroom, lounge
loft conversions - internal structural alterations such as the removal of a load-bearing wall or partition,installation of baths, showers, WCs which involve new drainage or waste plumbing, installation of new heating appliances other than electric
- new chimneys or flues
- underpinning of foundations
- alterations that affect the building's means of escape or fire precautions
- altered openings for new windows in roofs or walls
- replacing roof coverings unless exactly 'like for like' repair
- installation of cavity insulation
- erection of new buildings that are not exempt
- access improvements for disabled people
- replacement windows & doors (unless the contractor is FENSA registered)
- electrical work in dwellings (including electrical work in detached garages, sheds and external lighting)
Exemptions to the Building Regulations
There are certain buildings and work that are exempt from control. This is generally because they are buildings controlled by other legislation and include:
- buildings not frequented by people
- greenhouses and agricultural buildings
- temporary buildings (less than 28 days)
- small detached buildings such as small detached garages
If you are in any doubt please contact us with details of your particular question or exemption claim so that you obtain a written reply agreeing the exemption. This will help any future sale of the property.
Pages in Building Control Service
- Making a Building Regulation Application
- You are here: What type of work requires Building Regulation Approval?
- Guidance Notes for Building Control Fees and Charges
- Building Regulation Forms
- Information Leaflets
- Approved Documents
- Replacement windows & doors
- Electrical Safety
- Health and Safety Executive
- Dangerous Buildings
- Demolitions
- Unauthorised Works
- Party Wall Act
- Useful Links
- Local Authority Sitelines Online Magazine
- LABC New Homes Warranty
- Contact Building Control
- Lancashire Guide to Extending Your Home

