263 Mays Lane Barnet EN5 2LY
Proposal
Extension to roof including 1no rear dormer window and 3no roof lights to front elevation
- Received
- 8 August 2017
- Decided
- 11 September 2017 · Lawful
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Barnet
- Ward
- Underhill
- ReceivedSubmitted8 Aug
- ValidatedValidated9 Aug
- Consult.Consultation
- TargetTarget Date4 Oct
- DecidedDecided11 Sep
Decided in 33 days (council typically 49)
This is an outline application for a dormer extension at 263 Mays Lane Barnet EN5 2LY. Barnet has handled 2,167 applications of this type and approves 74% of them, typically deciding them in 33 days. This one was decided in 34 days. There have been 4 other applications at this address. In the past year there have been 77 applications across Underhill. We hold 3,701 applications in total for the EN5 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Barnet
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 20178 Aug
Extension to roof including 1no rear dormer window and 3no roof lights to front elevation
This applicationApprovedOutline17/5175/192 - 20174 Aug
Single storey rear extension with a proposed depth of 6m, eaves height of 3m and maximum height of 3m
RefusedHouseholderFiled alongside17/5086/PNH
Planning history at this site
3 other applications at this property, newest first.
- 201822 Jun
First floor rear extension
ApprovedHouseholder18/3892/HSE - 20171 Nov
Single storey rear extension with skylight and new porch with canopy to front elevation
ApprovedHouseholder17/6944/HSE - 201727 Sep
Single storey rear extension with a proposed depth of 4.5 metres from original rear wall, eaves height of 3…
RefusedHouseholder17/6185/PNH
Planning 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 2026-10-09. 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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