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33 St Mary Road, Walthamstow, London, E17 9RF

262126Certificate of Lawful Development - ProposedPending Decision
Lawful development certificate

Proposal

Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof (with French doors and safety railings), together with installation of two roof lights to front roof slope.

Received
9 September 2026
Ward
Hoe Street
Approximate site (title boundary)
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.

  1. Received9 Sep
  2. Validated
  3. Consult.
  4. Target
  5. Decided
8 weeks typical decision time in Waltham Forest100% of certificate of lawful development - proposed applications approved

This is a planning application for a dormer extension at 33 St Mary Road, Walthamstow, London, E17 9RF. Waltham Forest has handled 71 applications of this type and approves nearly all of them, typically deciding them in 51 days. It was submitted on 9 September 2026 and is still awaiting a decision. There has been 1 other application at this address. In the past year there have been 174 applications across Hoe Street. We hold 1,916 applications in total for the E17 postcode area.

Application Details

Reference
262126
Address
33 St Mary Road, Walthamstow, London, E17 9RF
Postcode
E17 9RF
Local Authority
Waltham Forest
Application Type
Certificate of Lawful Development - Proposed
Decision Status
Undecided
Ward
Hoe Street

Applicant & Agent

Planning Application Dates

Date Submitted
9 September 2026

Planning Decision

Publicity

Appeal

Additional Information

Coordinates
51.583584, -0.016626
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Waltham Forest

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Planning history at this site

1 other application at this property, newest first.

Planning constraints

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Other Article 4 Direction Area
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, tree preservation orders, 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 2026-10-09. 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.

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