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28 Strafford Gate Potters Bar Hertfordshire EN6 1PN

25/1718/CLPCertificate Proposed Lawful Use/DevApproved
Outline / PiP

Approved on 15 January 2026

Council decision: Grant Lawful Certificate (Proposed Dev)Delegated (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

Conversion of loft to habitable space with associated hip to gable roof alterations, including rear dormer, insertion of 3x front rooflights and 1x side window at loft level. Certificate of Lawful Development Proposed).

Received
28 November 2025
Decision level
Delegated (officer decision)
Public comments
1
Ward
Potters Bar Parkfield
Agent
KG Plan & Design Ltd
  1. Received28 Nov
  2. Validated28 Nov
  3. Consult.
  4. Target23 Jan
  5. Decided15 Jan

Decided in 48 days (council typically 56)

About this application

This is an outline application for a dormer extension at 28 Strafford Gate Potters Bar Hertfordshire EN6 1PN. Hertsmere has handled 952 applications of this type. This one was decided in 48 days, 8 days quicker than Hertsmere's typical decision time. There have been 2 other applications at this address. In the past year there have been 107 applications across Potters Bar Parkfield. 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 1PN
Application type
Certificate Proposed Lawful Use/Dev
Scale / size
Small
Parish
No Parish

Planning application dates

Date validated
28 November 2025
Neighbour consultation start
16 January 2026
Target decision date
23 January 2026
Decision issued
16 January 2026
Permission expires
16 January 2029

Applicant and agent

Agent
KG Plan & Design Ltd
Architect profile
KG PLAN AND DESIGN LTD
Agent address
4 Herald Way Bricket Wood St Albans AL2 3FJ

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14526169
Documents
5
Constraints
7

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • 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 (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.

Associated applications

  1. 2026
    14 Jan

    Single storey front, side, and rear extensions following demolition of existing attached side garage…

    ApprovedHouseholderRelated26/0043/HSE
  2. 2025
    28 Nov

    Single storey rear extension. Depth: 6.0m, Height: 3.9m, Eaves: 3.0m.

    ApprovedPD- Prior Approval 42 day (Hsehold ext)Filed alongside25/1716/PD42
  3. 2025
    28 Nov

    Conversion of loft to habitable space with associated hip to gable roof alterations, including rear dormer…

    This applicationApprovedOutline25/1718/CLP

Source: Hertsmere

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