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15 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3NY

24/0273/CLPCertificate Proposed Lawful Use/DevRefused
Outline / PiP

Refused on 22 April 2024

Council decision: Refuse to Grant CertificateDelegated (officer decision)

Approximate site (title boundary)
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

Construction of detached outbuilding to rear of existing dwelling. Certificate of Lawful Development (Proposed).

Received
28 February 2024
Decision level
Delegated (officer decision)
Ward
Shenley
  1. Received28 Feb
  2. Validated28 Feb
  3. Consult.
  4. Target24 Apr
  5. Decided22 Apr

Decided in 54 days (council typically 56)

About this application

This is an outline application for an outbuilding at 15 Blanche Lane South Mimms Potters Bar Hertfordshire EN6 3NY. Hertsmere has handled 952 applications of this type. This one was decided in 54 days. There have been 7 other applications 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.

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.Planning something similar? See what gets approved on your street

Application details

Postcode
EN6 3NY
Application type
Certificate Proposed Lawful Use/Dev
Scale / size
Small
Parish
The Parish Council South Mimms And Ridge

Planning application dates

Date validated
28 February 2024
Target decision date
24 April 2024
Decision issued
23 April 2024

Applicant and agent

Agent
Andreas Charalambous
Agent address
22 Woodside Epping IG9 5DR

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-12842518
Comments
0
Documents
9
Constraints
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

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

7 other applications at this property, newest first.

  1. 2026
    20 Jan

    Demolition of existing detached bungalow to facilitate construction of 3x two storey dwellings (2x…

    RefusedFull Planning Permission26/0061/FUL
  2. 2025
    17 Feb

    Demolition of existing single storey rear extension and partial demolition of garage. Construction of single…

    PendingApplication25/0214/CLP
  3. 2024
    22 Nov

    Construction of single storey side extension, and roof alterations to include 2x hip to gable roof…

    PendingApplication24/1507/CLP
  4. 2024
    30 Sep

    Construction of single storey rear extension. Depth: 8.00m, Height: 4.00m, Eaves: 2.90m.

    PendingApplication24/1243/PD42
  5. 2024
    13 Aug

    Single storey rear extensions Depth: 8.00m, Height: 4.00m, Eaves: 3.00m.

    PendingApplication24/1051/PD42
  6. 2024
    25 Jun

    Single storey rear extension, Depth: 8.0m, Height: 4.0m, Eaves: 2.9m.

    PendingApplication24/0836/PD42

Source: Hertsmere

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