71 Highview Avenue Edgware HA8 9TY
Refused on 13 April 2026
Council decision: UnlawfulDelegated (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
Roof extension involving rear dormer window and 2no. front facing rooflights
- Received
- 16 March 2026
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Barnet
- Ward
- Edgware
- Agent
- MBBM Studio Architects
- ReceivedReceived16 Mar
- ValidatedValidated16 Mar
- Consult.Consultation
- TargetTarget Date11 May
- DecidedDecided13 Apr
Decided in 28 days (council typically 56)
About this application
This is an outline application for a dormer extension at 71 Highview Avenue Edgware HA8 9TY. Barnet has handled 2,167 applications of this type. This one was decided in 28 days, 4 weeks quicker than Barnet's typical decision time. There have been 3 other applications at this address. In the past year there have been 94 applications across Edgware. We hold 1,449 applications in total for the HA8 postcode area.
75% of outline applications at London Borough of Barnet 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.See what's approved near your address
Application details
- Postcode
- HA8 9TY
- Application type
- Proposed Lawful Development Certificate
- Scale / size
- Small
Planning application dates
- Date validated
- 16 March 2026
- Target decision date
- 11 May 2026
Applicant and agent
- Agent
- MBBM Studio Architects
- Agent address
- 1 Manor Drive London N20 0DZ United Kingdom
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
- 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 2026-11-03. 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.
Associated applications
- 202616 Mar
Roof extension involving rear dormer window and 2no. front facing rooflights
This applicationRefusedOutline26/0990/192 - 202616 Mar
2no. Single storey rear extensions and 1no. Front extension (AMENDED DESCRIPTION)
ApprovedHouseholderFiled alongside26/0994/HSE
Planning history at this site
2 other applications at this property, newest first.
- 202613 Oct
Roof extension including side and rear wraparound dormer window with juliette balcony, 1no. rooflight on flat…
ApprovedApplication26/3683/HSE - 20261 Sep
Removal and alteration of existing pitched roof above existing two storey side extension (Phase 1). Roof…
ApprovedProposed Lawful Development Certificate26/3193/192
Source: Barnet
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
- 71 Highview Avenue Edgware HA8 9TY26/0994/HSE · FullApproved0.0 mi
- 71 Highview Avenue Edgware HA8 9TY26/3193/192 · OutlineApproved0.0 mi
- 57 Priory Field Drive Edgware HA8 9PT26/1242/HSE · FullApproved0.1 mi
- 5 Wildernesse Close Edgware HA8 9GP25/5211/192 · OutlineRefused0.1 mi
- Edgware Abbey 94A Priory Field Drive Edgware HA8 9PUTPP/0099/24 · TreesRefused0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman8.7 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing9.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon9.9 mi
- Alma Windows And Doors LtdWindow & Door Installer0.1 mi
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