Planning permission in Brent

Most single-storey rear extensions within the national permitted development limits don't need planning permission in Brent. The rules are stricter in its 23 conservation areas, where side extensions, two-storey extensions and loft dormers need permission. 32 of its Article 4 areas remove some or all house extension rights. Check your address to see which rules apply.

Brent at a glance

Conservation areas: 23
Article 4 areas: 162
Protected landscapes: None
Planning decisions: London Borough of Brent

How many conservation areas are there in Brent?

Brent has 23 conservation areas. In a conservation area, permitted development rights are reduced: side extensions, two-storey extensions, loft dormers and cladding all need planning permission, and many councils add Article 4 directions on top.

Barn Hill
Brondesbury
Buck Lane
Harlesden
Homestead Park
Kensal Green
Kensal Rise
Kilburn
Lawns Court
Mapesbury
Mount Stewart
Neasden Village
North Kilburn
Northwick Circle
Paddington Cemetery
Queens Park
Roe Green Village
South Kilburn
St Andrews
Sudbury Cottages
Sudbury Court
Wembley High Street
Willesden Green

Read more: extensions, loft dormers, garden rooms and solar panels in a conservation area.

Does Brent have Article 4 directions?

Brent has published 162 Article 4 areas. Inside them, some permitted development rights are removed, so work that would normally be allowed needs planning permission.

The rights they remove most often:

Converting commercial buildings into homes (Part 3 Class MA, in 111 of the areas)
Part 20 Class ZA (Part 20 Class ZA, in 50 of the areas)
Other roof alterations, such as rooflights (Part 1 Class C, in 32 of the areas)
Porches (Part 1 Class D, in 32 of the areas)
Garden buildings and outbuildings (Part 1 Class E, in 32 of the areas)
Chimneys, flues and soil pipes (Part 1 Class G, in 32 of the areas)
House extensions (Part 1 Class A, in 32 of the areas)
Painting the outside of a building (Part 2 Class C, in 32 of the areas)
New access onto a road (Part 2 Class B, in 31 of the areas)
Hard surfaces, such as paved driveways (Part 1 Class F, in 31 of the areas)

18 of the published areas don't say which rights they remove. Our checker tells people at those addresses to check with the council.

Directions listed by Brent:

114 and 116 Elms Lane
Article 4 for HMOs
Article 4 for SIL and LSIS - Alperton North Wharfside
Article 4 for Site Allocations - Ikea Tesco
Article 4 for Town Centres - Queen's Park
Barn Hill
Brondesbury
Buck Lane
Homestead Park
Kensal Green
Kensal Rise
Kilburn
Manor Close
Mapesbury
Mount Stewart
Neasden Village
North Kilburn
Northwick Circle (Inner)
Northwick Circle (Outer)
Queen's Park
Remainder of Borough
Roe Green
St Andrews
Sudbury Court
Wembley High Street
Willesden Green

What is an Article 4 direction?

Is any of Brent in a national park, National Landscape or green belt?

There are no national parks, National Landscapes, World Heritage Sites or green belt in or bordering Brent.

Listed buildings and protected trees in Brent

Listed buildings everywhere in England are recorded by Historic England, and the checker looks for them at every address. Brent also publishes 582 listed building outlines, which show exactly which building is listed.

Brent publishes its tree preservation orders (1,533 areas and individual trees), so we can flag protected trees near an address.

What planning data does Brent publish?

Planning data published by London Borough of Brent
Data	Status	Records
Conservation area boundaries	Published	23
Article 4 direction boundaries	Published	162
Listed building outlines	Published	582
Tree preservation order areas	Published	301
Protected trees	Published	1,232

Planning work on a home in Brent? Put a pin on your house and we'll check it against all of this.

Start a check

Other councils in London

Data from planning.data.gov.uk, published by London Borough of Brent and national bodies under the Open Government Licence, last updated here on 31 October 2026. London Borough of Brent website.