5 Earls Corner Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PF
Approved on 18 May 2023
Council decision: Grant 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
Conversion of loft to habitable space to include insertion of two rear dormers and associated internal alterations.
- Received
- 6 February 2023
- Decision level
- Delegated (officer decision)
- Public comments
- 3
- Council
- Hertsmere Borough Council
- Ward
- Shenley
- Agent
- Turquoise Noise Ltd
- ReceivedReceived6 Feb
- ValidatedValidated24 Mar
- Consult.Consultation9 Jun
- TargetTarget Date19 May
- DecidedDecided18 May
Decided in 55 days (council typically 56)
About this application
This is a full planning application at 5 Earls Corner Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PF. Hertsmere has handled 1,861 applications of this type. This one was decided in 101 days, 6 weeks longer than Hertsmere's typical decision time. The site is in the South Mimms conservation area, with 1 listed building nearby. There has been 1 other application at this address. In the past year there have been 124 applications across Shenley. We hold 3,353 applications in total for the EN6 postcode area.
90% of full applications at Hertsmere Borough Council 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
- EN6 3PF
- Application type
- Householder Application
- Scale / size
- Small
- Parish
- South Mimms Parish Council
Planning application dates
- Date validated
- 24 March 2023
- Consultation expiry
- 9 June 2023
- Consultation start
- 19 May 2023
- Consultation end
- 9 June 2023
- Neighbour consultation start
- 30 March 2023
- Neighbour consultation end
- 22 April 2023
- Last date for comments
- 9 June 2023
- Target decision date
- 19 May 2023
- Decision issued
- 19 May 2023
- Permission expires
- 19 May 2026
Applicant and agent
- Agent
- Turquoise Noise Ltd
- Architect profile
- TURQUOISE NOISE LTD
- Agent address
- Turquoise Noise Weltech Centre Ridgeway Welwyn Garden City AL7 2AA
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 12 April 2023
- Advertisement expiry
- 3 May 2023
- Site notice start
- 6 April 2023
- Site notice end
- 27 April 2023
Additional information
- Planning Portal ID
- PP-11890751
- Documents
- 10
- Constraints
- 7
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: South Mimms
- Green belt: Hertsmere
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (20)
flood storage areas, listed buildings, 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.
Source: Hertsmere
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Around this site
Nearby applications
- 5 Earls Corner Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3PF22/1350/CLP · OutlineAwaiting decision0.0 mi
- 5 Earls Corner Blanche Lane South Mimms Hertfordshire EN6 3PF19/0082/HSE · FullApproved0.0 mi
- 6 Earls Corner Blanche Lane South Mimms Hertfordshire EN6 3PF16/1045/HSE · FullApproved0.0 mi
- 6 Blanche Lane South Mimms Potters Bar EN6 3PA14/0969/HSE · FullApproved0.0 mi
- 12 Blanche Lane South Mimms Hertfordshire EN6 3PATP/05/0726 · FullRefused0.0 mi
For applicants and trades
Contractors near this project
Find contractors for loft conversions near this site- Belectrix LtdElectrician0.1 mi
- Allprop Property Maintenance LtdBuildersBathrooms0.3 mi
- Green Ohms Electrical Services ltdElectrician0.4 mi
- Delieu Electrical Services LtdElectrician0.5 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.