29 Deepdene Potters Bar Hertfordshire EN6 3DF

1. 19 May 2026

   Received by Hertsmere

2. 14 Jul 2026

   Decision issued

3. 24 Jul 2026

   Added to PlanIndex

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.

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.

• 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

• 34 Deepdene Potters Bar Hertfordshire EN6 3DD

  26/0685/CLP Submitted 20 May 2026 50 yards away

  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).

  Decided Lawful development Loft or dormer Roofing +1 5 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

• 20 Cranborne Parade Mutton Lane Potters Bar EN6 3BA

  TP/06/1529 Submitted 4 Dec 2006 100 yards away

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

  Refused Advertising 10 docs

• 25 Mimms Hall Road Potters Bar Hertfordshire EN6 3BZ

  24/1114/CLP Submitted 29 Aug 2024 150 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

• 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