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Planning application

4 Gregory Avenue Potters Bar Hertfordshire EN6 5PR

Granted Hertsmere 24/1391/CLE Certificate Existing Lawful Use/Dev

Works: Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Conversion of loft to habitable space including rear dormer and 3x front roof lights. Certificate of lawful development (Existing).

As published by the council, reference 24/1391/CLE

Application record

Reference
24/1391/CLE
Type
Certificate Existing Lawful Use/Dev
Status
Decided
Decision
Grant Lawful Certificate (existing)
Received
29 Oct 2024
Validated
29 Oct 2024
Decided
16 Dec 2024
Ward
Potters Bar Oakmere
Parish
No Parish
Decision by
Delegated Decision
Postcode
EN6 5PR

Timeline

Dates from the published record

  1. 29 Oct 2024

    Received by Hertsmere

  2. 16 Dec 2024

    Decision issued: Grant Lawful Certificate (existing)

  3. 5 Sep 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

16 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What a grant of permission means

The process from here

Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.

Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.

About lawful development applications

How this application type works

A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.

More on lawful development applications in our guide

Nearby applications

Within 500 metres

  • 4 Gregory Avenue Potters Bar Hertfordshire EN6 5PR

    21/0691/CLP Submitted 29 Mar 2021 1m away

    Outbuilding to rear. Certificate of lawfulness (Proposed)

    Granted Lawful development 4 docs
  • 4 Gregory Avenue Potters Bar Hertfordshire EN6 5PR

    24/1195/CLP Submitted 18 Sep 2024 1m away

    Conversion of loft to habitable space including rear dormer and 3x front roof lights. Certificate of lawful development (Proposed).

    Withdrawn Lawful development Loft or dormer 15 docs
  • 1 Highview Gardens Potters Bar Hertfordshire EN6 5PP

    13/1773/HSE Submitted 25 Jul 2013 34m away

    Loft conversion to provide habitable living accommodation to include 2 front rooflights and a rear dormer window.

    Granted Householder Loft or dormer Windows or glazing 6 docs
    Domestic
  • 24 Southgate Road Potters Bar Hertfordshire EN6 5DZ

    26/0867/PD42 Submitted 23 Jun 2026 97m away

    84% historically approved · decision due ~18 Aug

    Single storey rear extension. Depth: 8.0m, Height: 3.0m, Eaves: 3.0m.

    Decided Extension 6 docs
    Small domestic
  • 24 Southgate Road Potters Bar Hertfordshire EN6 5DZ

    26/0869/HSE Submitted 23 Jun 2026 97m away

    90% historically approved · decision due ~18 Aug

    Demolition of existing conservatory to facilitate construction of single storey rear extension. Conversion of garage to habitable space to include replacement of garage doors with window. Conversion of loft to habitable space to include rear dormer, 2x front rooflights, alterations to fenestration and alterations to roof. Construction of first floor side extension.

    Awaiting decision Householder Extension Loft or dormer +2 8 docs
    Small domestic
  • 24 Southgate Road Potters Bar Hertfordshire EN6 5DZ

    26/0870/CLP Submitted 23 Jun 2026 97m away

    78% historically approved · decision due ~18 Aug

    Demolition of existing conservatory to facilitate construction of single storey rear extensions, conversion of loft to habitable space to include rear dormer, construction of single storey outbuilding and front boundary work to include vehicular hardstanding. Certificate of Lawful Development (Proposed).

    Decided Lawful development Extension Loft or dormer +1 7 docs
    Small domestic

In Hertsmere

  • 26/1247/CLP Awaiting decision

    314 Mutton Lane Potters Bar Hertfordshire EN6 2AX

    Conversion of loft to habitable space including hip to gable roof alterations, rear dormer and 2x front roof lights. Certificate of lawful development (Proposed).

    27 Aug 2026 Lawful development
  • 26/1222/CLP Awaiting decision

    37 Duncan Way Bushey Hertfordshire WD23 2BE

    Conversion of loft to habitable space with associated hip to gable roof alterations, rear dormer, insertion of 3x front rooflights and removal of 2x chimney stacks, with side window at loft level. Certificate of Lawful Development (Proposed).

    24 Aug 2026 Lawful development
  • 26/1220/CLP Awaiting decision

    The Farm House The Green Letchmore Heath Watford Hertfordshire WD25 8ES

    Removal of approximately 1.4m of private garden hedge and installation of an inward-opening pedestrian gate and posts, with a maximum overall height of 1.0 metre above existing ground level, wholly within the property boundary. Certificate of Lawful Development (Proposed).

    24 Aug 2026 Lawful development
  • 26/1171/CLP Awaiting decision

    15 Catsey Woods Bushey Hertfordshire WD23 4HS

    Conversion of loft to habitable space with rear dormer and Juliet balcony, 1x window at loft level to each side, and insertion of 1x rear and 3x front rooflights. Certificate of Lawful Development (Proposed).

    14 Aug 2026 Lawful development
  • 26/1156/CLP Awaiting decision

    30 Ladbrooke Drive Potters Bar Hertfordshire EN6 1QR

    Single storey rear extension. Conversion of loft to habitable space with hip-to-gable roof alterations to include rear dormer. Certificate of Lawful Development (Proposed).

    12 Aug 2026 Lawful development