Planning application
118 Chestnut Avenue South, Walthamstow, London, E17 9EL
Works: Extension Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and extension above two storey rear outrigger together with installation of two roof-lights to front roof.
As published by the council, reference 252495
Application record
- Reference
- 252495
- Type
- Certificate of Lawful Development - Proposed
- Status
- Permitted
- Decision
- Approved (With Informatives)
- Received
- 21 Oct 2025
- Ward
- Wood Street
- Postcode
- E17 9EL
Site history
Applications at this address on the Waltham Forest register
This site has had 3 applications since 2025: 1 approved, 1 refused.
-
252113 Status unknown
118 Chestnut Avenue South, Walthamstow, London, E17 9EL
Construction of single storey wraparound rear extension.
-
252037 Refused
118 Chestnut Avenue South, Walthamstow, London, E17 9EL
Lawful Development Certificate (Proposed) - Construction of a dormer roof extension to main rear roof, and roof extension above two storey outrigger, together with installation of three roof lights to front roof slope
Timeline
Dates from the published record
-
21 Oct 2025
Received by Waltham Forest
-
10 Aug 2026
Added to PlanIndex
What this grant of permission means
Waltham Forest granted permission, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
110 Chestnut Avenue South, Walthamstow, London, E17 9EL
(1) Demolition of existing single storey rear lean-to extension to facilitate the construction of a single storey rear infill extension. (2) Demolition of existing front porch.
Granted Householder Extension DemolitionSmall domestic -
118 Chestnut Avenue South, Walthamstow, London, E17 9EL
Decision due ~28 Oct
Construction of single storey wraparound rear extension.
Status unknown Householder ExtensionSmall domestic -
118 Chestnut Avenue South, Walthamstow, London, E17 9EL
Lawful Development Certificate (Proposed) - Construction of a dormer roof extension to main rear roof, and roof extension above two storey outrigger, together with installation of three roof lights to front roof slope
Refused Lawful development Extension Loft or dormer -
123 Chestnut Avenue South, Walthamstow, London, E17 9EJ
Variation of condition 2 (Approved plans) and condition 3 (Materials) attached to planning permission reference 210444 granted 12/04/2021 to allow an alternative external material finish and changes to the rear window size and height at ground floor level.
Granted Amendments Windows or glazing -
193 Shernhall Street, Walthamstow, London, E17 9HX
Decision due ~13 Aug
Lawful development certificate (Proposed) for construction of rear dormer extension to main roof, roof extension above the two storey rear outrigger and installation of three roof-lights to the front roof slope.
Status unknown Lawful development Extension Loft or dormer -
42 Greville Road, Walthamstow, London, E17 9HG
Decision due ~6 Mar
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, extension above two storey rear outrigger, together with installation of two roof-lights at front roof.
Status unknown Lawful development Extension Loft or dormer
Other lawful development applications
In Waltham Forest
-
261617 Status unknown
9 Fulready Road, Leyton, London, E10 6DT
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two storey outrigger, with installation of three roof lights to front roof slope.
-
261619 Status unknown
89 Marmion Avenue, Chingford, London, E4 8EJ
Lawful Development Certificate (Proposed) – Construction of a single storey rear extension.
-
261609 Status unknown
30 Warboys Crescent, Chingford, London, E4 9HR
Lawful Development Certificate (Proposed) – Construction of a single storey rear extension.
-
261614 Status unknown
1 Sopwith Avenue, E17 6TD
Lawful Development Certificate (Proposed) - temporary removal of facade elements to allow access to the internal cavities, where insulation and cavity barriers (fire-stopping components within the wall build-up) will be replaced. Once complete, all facade materials will be reinstated, with any damaged items replaced to match the existing finish.
-
261607 Status unknown
26A Hervey Park Road, Walthamstow, London, E17 6LJ
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, together with installation of two roof lights to front roof slope.