123 Plevna Crescent, Tottenham, London, N15 6DY
Approved on 2 February 2026
Council decision: Permitted DevelopmentDelegated (officer decision)
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
Proposal
Certificate of Lawfulness for proposed rear dormer extension
- Submitted
- 28 January 2026
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Haringey
- Ward
- Seven Sisters
- ReceivedSubmitted28 Jan
- ValidatedValidated28 Jan
- Consult.Consultation
- TargetTarget Date
- DecidedDecided2 Feb
Decided in 5 days (council typically 56)
About this application
This is an outline application for a dormer extension at 123 Plevna Crescent, Tottenham, London, N15 6DY. Haringey has handled 397 applications of this type. This one was decided in 5 days, 7 weeks quicker than Haringey's typical decision time. There are no previous applications recorded at this address. In the past year there have been 79 applications across Seven Sisters. We hold 992 applications in total for the N15 postcode area.
86% of outline applications at London Borough of Haringey were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- N15 6DY
- Application type
- Lawful development: Proposed use
- Scale / size
- Small
Planning application dates
- Date validated
- 28 January 2026
Additional information
- Planning Portal ID
- PP-14638901
- Documents
- 6
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, Article 4 directions, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Planning history at this site
2 other applications at this property, newest first.
- 20257 Aug
Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which…
Not RequiredPrior Approval: Larger Home ExtensionHGY/2025/2148 - 202511 Jun
Erection of single storey extension which extends beyond the rear wall of the original house by 6m, for which…
RefusedPrior Approval: Larger Home ExtensionHGY/2025/1553
Source: Haringey
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- Land rear of Plevna Crescent, London N15 6DWHGY/2023/0787 · ConditionsAwaiting decision0.0 mi
- Land rear of Plevna Crescent, London N15 6DWHGY/2025/3471 · AmendmentApproved0.0 mi
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- 85 St Anns Road, Tottenham, London, N15 6NJHGY/2025/3606 · OutlineRefused0.1 mi
- 85 St Anns Road, Tottenham, London, N15 6NJHGY/2026/0446 · FullApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Orient Construction Consultancy LimitedVerifiedLondon2.2 mi
- Kabilo LimitedVerifiedLondonExtensionsLoft Conversions3.3 mi
- Building Services LondonVerifiedLondonExtensionsLoft Conversions4.3 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman4.7 mi
Planning something similar?
See what the council approved and refused for loft conversions and dormers on your street. Pick your home and get the evidence before you pay for drawings.