Do I need building regulations approval for the works I am undertaking?
Department: Environment Services
Division: Environment Services/Building Control
The following works do not require building regulations approval, however, you should be aware that planning permission may still be required, and you are advised to contact our planning group on telephone number 0208 753 1081 for advice.
- Small detached buildings of less than 15 sq.m containing no sleeping accommodation.
- Conservatories at ground level less than 30 sq.m where at least 3/4 of the roof and of the external walls are glazed and the glazing satisfies the requirements of Part N (i.e. Safety Glazing).
- Car ports less than 30 sq.m with at least 2 open sides.
- Detached buildings such as a garage of less than 30 sq. m that contains no sleeping accommodation and is more than 1.00 metres from the boundary or if within 1.00 m is constructed of either brick or concrete walls.
- Greenhouses, as long as they are not used for any business purposes.
- A building which is not intended to remain in the place where it is erected, for a period of greater than 28 days.
If you are unsure whether the works you propose doing require building regulations approval, please phone 020 8753 1081 and ask to speak to a building control officer who will be pleased to assist you.

