Highgate 12A Copperkins Lane Amersham Buckinghamshire HP6 5QB
Approved on 24 July 2025
Council decision: Conditional permissionDelegated (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
Demolition of existing conservatory and erection of two single-storey rear extensions and front gate. Alterations to existing fenestration and internal layout.
- Received
- 2 June 2025
- Decision level
- Delegated (officer decision)
- Council
- Chiltern South Bucks
- Ward
- Amersham and Chesham Bois
- Agent
- Jane Duncan Architects Ltd
- ReceivedReceived2 Jun
- ValidatedValidated2 Jun
- Consult.Consultation22 Jul
- TargetTarget Date28 Jul
- DecidedDecided24 Jul
Decided in 52 days (council typically 56)
About this application
This is a full planning application for demolition at Highgate 12A Copperkins Lane Amersham Buckinghamshire HP6 5QB. Chiltern South Bucks has handled 8,004 applications of this type. This one was decided in 52 days, 4 days quicker than Chiltern South Bucks's typical decision time. There has been 1 other application at this address. We hold 2,232 applications in total for the HP6 postcode area.
82% of full applications at Chiltern South Bucks 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
- HP6 5QB
- Application type
- Full Application
- Scale / size
- Small
- Parish
- Chesham Bois
Planning application dates
- Date validated
- 2 June 2025
- Consultation expiry
- 22 July 2025
- Consultation start
- 1 July 2025
- Consultation end
- 22 July 2025
- Neighbour consultation start
- 1 July 2025
- Neighbour consultation end
- 22 July 2025
- Last date for comments
- 22 July 2025
- Target decision date
- 28 July 2025
Applicant and agent
- Agent
- Jane Duncan Architects Ltd
- Agent address
- The Old Warehouse Chalfont Station Road Little Chalfont Amersham Buckinghamshire HP7 9PN
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 9
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Whole District excluding the Town of Chesham - Poultry production.
- Tree Preservation Order: TPO/1991/010Protected tree on or next to this site
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
flood storage areas, conservation areas, listed buildings, 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
3 other applications at this property, newest first.
- 20107 Sep
Application for non-material amendment to planning permission CH/2002/1213/FA
RefusedNon-material amendmentCH/2010/1295/NMA - 200212 Jul
CLOSURE OF EXISTING AND CONSTRUCTION OF NEW VEHICULAR OF NEW VEHICULAR ACCESS. ERECTION OF O.35 METRE HIGH…
ApprovedFull ApplicationCH/2002/1213/FA - 200210 Apr
CLOSURE OF EXISTING AND CONSTRUCTION OF NEW VEHICULAR ACCESS. ERECTION OF 1.7 METRE HIGH FRONT BOUNDARY WALL…
RefusedFull ApplicationCH/2002/0641/FA
Source: Chiltern South Bucks
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Around this site
Nearby applications
- 12a Copperkins Lane Amersham HP6 5QBCH/2002/1213/FA · FullApproved0.0 mi
- Highgate 12a Copperkins Lane Chesham Bois Amersham HP6 5QBCH/2002/0641/FA · FullRefused0.0 mi
- Highgate 12A Copperkins Lane Amersham Buckinghamshire HP6 5QBCH/2010/1295/NMA · AmendmentRefused0.0 mi
- High Trees 14 Copperkins Lane Amersham Buckinghamshire HP6 5QBPL/25/6716/FA · FullAwaiting decision0.0 mi
- 14 Copperkins Lane Chesham Bois Amersham HP6 5QFCH/2002/1289/FA · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Lynford homesVerifiedBuckinghamshireNew Builds6.6 mi
- GTB Services (UK) LimitedBuilder0.2 mi
- Karl Harrison LandscapesDrive & Patio ContractorsLandscapers0.3 mi
- Bull And Banks LtdAmershamCarpentryNew Build0.6 mi
Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.