Planning application
17 The Crescent, Walthamstow, London, E17 8AB
Works: Extension Loft or dormer
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Lawful Development Certificate (Proposed) - Construction of rear dormer roof extension, extension above two storey outrigger and installation of two roof-lights to front.
As published by the council, reference 261086
Application record
- Reference
- 261086
- Type
- Certificate of Lawful Development - Proposed
- Received
- 5 May 2026
- Ward
- St James
- Postcode
- E17 8AB
Site history
Applications at this address on the Waltham Forest register
This site has had 2 applications since 2025: 0 approved, 1 refused.
-
253020 Refused
17 The Crescent, Walthamstow, London, E17 8AB
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two storey outrigger, with installation of two roof lights to front roof slope.
Timeline
Dates from the published record
-
5 May 2026
Received by Waltham Forest
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 30 June 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Checking the current position
The published feed does not show a live status for this application; the register on Waltham Forest's own portal holds the authoritative version.
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
-
46 The Crescent, Walthamstow, London, E17 8AB
Decision due ~11 Aug
Construction of a single storey wraparound rear extension.
Status unknown Householder ExtensionSmall domestic -
46 The Crescent, Walthamstow, London, E17 8AB
Decision due ~11 Aug
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two storey outrigger, with installation of two roof lights to front roof slope.
Status unknown Lawful development Extension Loft or dormer -
15 The Crescent, Walthamstow, London, E17 8AB
Lawful Development Certificate (Proposed) - Construction of a single storey rear extension, single storey rear infill extension, dormer roof extension to main rear roof and roof extension above two storey outrigger. Together with installation of two roof lights to front roof slope and installation of replacement rear windows at first floor level.
Granted Lawful development Extension Loft or dormer +1Small domestic -
17 The Crescent, Walthamstow, London, E17 8AB
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two storey outrigger, with installation of two roof lights to front roof slope.
Refused Lawful development Extension Loft or dormer -
19 Station Road, Walthamstow, London, E17 8AA
Decision due ~29 Jan
Change of use of ground floor from former showroom/garage (Sui Generis) to woodworking workshop (Use Class E(g)(iii)) at 19 & 19A Station Road, Walthamstow, London E17. Associated works to include provision of refuse/recycling storage facilities and fencing.
Status unknown Full applications -
17A Station Road, Walthamstow, London, E17 8AA
Retention of a non-illuminated fascia sign.
Granted Advertising
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.