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Planning application

34 Deepdene Potters Bar Hertfordshire EN6 3DD

Decided Hertsmere 26/0685/CLP Lawful development

Works: Loft or dormer Roofing Windows or glazing

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Conversion of loft to habitable space with hip-to-gable roof alterations to include rear dormer, insertion of 2x front roof lights, and insertion of obscure glazed window to side elevation. Removal of chimney stack. Certificate of Lawful Development (Proposed).

As published by the council, reference 26/0685/CLP

Application record

Reference
26/0685/CLP
Category
Lawful development
Status
Decided
Received
20 May 2026
Validated
20 May 2026
Decided
14 Jul 2026
Ward
Potters Bar Furzefield
Parish
No Parish
Postcode
EN6 3DD

Site history

Applications at this address on the Hertsmere register

This site has had 2 applications since 2026.

  • 26/0625/PD42 Decided

    34 Deepdene Potters Bar Hertfordshire EN6 3DD

    Construction of single storey rear extension. Depth: 6.00m, Height: 3.00m, Eaves: 2.80m.

    Decided 18 Jun 2026

Timeline

Dates from the published record

  1. 20 May 2026

    Received by Hertsmere

  2. 14 Jul 2026

    Decision issued

  3. 24 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Antifragile Structures LTD Agent, registered in Wirral

Active · incorporated 2024 · Wirral

2 applications on PlanIndex

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

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

5 documents on file for this application

  • Delegated report Delegated Report · 15 Jul 2026
  • Decision notice Decision · 15 Jul 2026
  • Application form redacted Application Form · 10 Jun 2026
  • Existing and proposed plans, elevations, and section Amended Plan · 10 Jun 2026
  • Location plan Drawing/Plans · 20 May 2026

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After the decision

Hertsmere has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

About lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 34 Deepdene Potters Bar Hertfordshire EN6 3DD

    26/0625/PD42 Submitted 8 May 2026 50 yards away

    Construction of single storey rear extension. Depth: 6.00m, Height: 3.00m, Eaves: 2.80m.

    Decided Extension 5 docs
    Small domestic

  • 29 Deepdene Potters Bar Hertfordshire EN6 3DF

    26/0682/CLP Submitted 19 May 2026 50 yards away

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

    Decided Lawful development Loft or dormer Roofing 9 docs

  • 41 Deepdene Potters Bar Hertfordshire EN6 3DG

    21/1270/CLP Submitted 16 Jun 2021 100 yards away

    Installation of external wall insulation (101.6mm) to front, side and rear elevations with external bricks to match existing. Certificate of Lawful Development (Proposed).

    Granted Lawful development 6 docs

  • 25 Mimms Hall Road Potters Bar Hertfordshire EN6 3BZ

    24/1114/CLP Submitted 29 Aug 2024 100 yards away

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

    Granted Lawful development Loft or dormer Roofing 11 docs

  • 28 Mimms Hall Road Potters Bar Hertfordshire EN6 3BZ

    26/1345/HSE Submitted 17 Sep 2026 150 yards away

    92% historically approved · decision due ~20 Nov

    Construction of single storey rear extension.

    Awaiting decision Householder Extension
    Small domestic

  • 20 Cranborne Parade Mutton Lane Potters Bar EN6 3BA

    TP/06/1529 Submitted 4 Dec 2006 150 yards away

    Installation of internally illuminated 'Cash Link' sign. (Application for Advertisement Consent).

    Refused Advertising 10 docs

In Hertsmere

  • 26/1315/CLP Granted

    52 Carrington Avenue Borehamwood Hertfordshire WD6 2HA

    Replacement rear dormer and alterations to front roof lights. Certificate of lawful development (Proposed).

    Received 10 Sep, published by the council 19 Sep 2026 Lawful development
  • 26/1220/CLP Decided

    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).

    Received 24 Aug, published by the council 28 Aug 2026 Lawful development
  • 26/1300/CLP Granted

    111 Church Road Potters Bar Hertfordshire EN6 1EY

    Conversion of loft to habitable space to include rear dormer, 3x front rooflights and removal of chimney stack. Certificate of Lawful Development (Proposed).

    Received 7 Sep, published by the council 14 Sep 2026 Lawful development
  • 26/1573/CLP Awaiting decision

    49 Warenford Way Borehamwood Hertfordshire WD6 5ER

    Construction of single storey outbuilding Certificate of Lawful Development (Proposed).

    Received 29 Oct, published by the council 6 Nov 2026 Lawful development
  • 26/1276/CLE Granted

    81 Barton Way Borehamwood Hertfordshire WD6 1PQ

    Retention of existing use of an outbuilding as a self-contained dwellinghouse. Certificate of Lawful Development (Existing).

    Received 3 Sep, published by the council 9 Sep 2026 Lawful development