19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Approved on 30 January 2025
Council decision: Grant Lawful Certificate (Proposed Dev)Delegated (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 including hip to gable roof alterations and rear dormer. Certificate of lawful development (Proposed).
- Received
- 10 December 2024
- Decision level
- Delegated (officer decision)
- Council
- Hertsmere Borough Council
- Ward
- Shenley
- Agent
- YOOP Architects
- ReceivedReceived10 Dec
- ValidatedValidated10 Dec
- Consult.Consultation
- TargetTarget Date4 Feb
- DecidedDecided30 Jan
Decided in 51 days (council typically 56)
About this application
This is an outline application for a dormer extension at 19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL. Hertsmere has handled 952 applications of this type. This one was decided in 51 days, 5 days quicker than Hertsmere's typical decision time. The site is in 2 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 124 applications across Shenley. We hold 3,350 applications in total for the EN6 postcode area.
81% of outline 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.See what's approved near your address
Application details
- Postcode
- EN6 3PL
- Application type
- Certificate Proposed Lawful Use/Dev
- Scale / size
- Small
- Parish
- The Parish Council South Mimms And Ridge
Planning application dates
- Date validated
- 10 December 2024
- Target decision date
- 4 February 2025
- Permission expires
- 30 January 2028
Applicant and agent
- Agent
- YOOP Architects
- Architect profile
- YOOP LIMITED
- Agent address
- Office 128 28A Church Road Stanmore HA7 4AW
Planning decision
- Case officer
- Marcus Truman
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- 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 (21)
flood storage areas, conservation 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
3 other applications at this property, newest first.
- 20251 Oct
Construction of a single storey rear extension Certificate of Lawful Development (Proposed).
ApprovedCertificate Proposed Lawful Use/Dev25/1436/CLP - 202516 Jul
Construction of single storey side and rear, and rear extensions. Certificate of Lawful Development…
RefusedCertificate Proposed Lawful Use/Dev25/1051/CLP - 202514 Feb
Erection of front porch, part single part two storey side extension, and single storey rear extension.
ApprovedHouseholder25/0199/HSE
Source: Hertsmere
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Around this site
Nearby applications
- 19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL25/0199/HSE · FullApproved0.0 mi
- 19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL25/1436/CLP · OutlineApproved0.0 mi
- 19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL25/1051/CLP · OutlineRefused0.0 mi
- 18 Cecil Cottages St Albans Road South Mimms Potters Bar EN6 3PLTP/07/2074 · FullRefused0.0 mi
- 18 Cecil Cottages St Albans Road South Mimms Potters Bar EN6 3PLTP/08/1074 · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for loft conversions near this site- Green Ohms Electrical Services ltdElectrician0.1 mi
- Delieu Electrical Services LtdElectrician0.1 mi
- Belectrix LtdElectrician0.4 mi
- Allprop Property Maintenance LtdBuildersBathrooms0.4 mi
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