23 Robert Close Potters Bar Hertfordshire EN6 2DH

1. 3 Feb 2023

   Received by Hertsmere

2. 31 Mar 2023

   Decision issued: Refuse to Grant Certificate

3. 1 Aug 2026

   Added to PlanIndex

Hertsmere refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 143 Dugdale Hill Lane Potters Bar EN6 2DF

  TP/12/0381 Submitted 23 Feb 2012 50 yards away

  Extension of existing front dormer window.

  Refused Householder Extension Loft or dormer +1 9 docs
  Domestic

• 133 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DS

  19/1851/MA Submitted 20 Nov 2019 50 yards away

  Application for a non material amendment to allow for changes to the first floor arrangement following the grant of planning permission ref 19/1400/HSE.

  Granted Amendments 3 docs

• 16 Robert Close Potters Bar EN6 2DH

  TP/10/1566 Submitted 10 Aug 2010 50 yards away

  Formation of rear dormer to create a loft conversion (Lawful Development Certificate - Proposed).

  Granted Lawful development Loft or dormer 3 docs

• 151 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DF

  24/1032/HSE Submitted 8 Aug 2024 50 yards away

  Part single, part two storey side and rear extensions to include parapet wall; alterations to fenestration; alterations to existing rear dormer.

  Granted Householder Extension Loft or dormer +1 11 docs
  Domestic

• 7 Wellesley Crescent Potters Bar Hertfordshire EN6 2DG

  26/1536/CLP Submitted 22 Oct 2026 50 yards away

  82% historically approved · decision due ~17 Dec

  Single storey rear extension. Certificate of lawful development (Proposed).

  Awaiting decision Lawful development Extension
  Small domestic

• 149 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DF

  26/1432/HSE Submitted 6 Oct 2026 50 yards away

  92% historically approved · decision due ~1 Dec

  Demolition of existing detached garage to facilitate construction of part single, part two storey side and rear extension with associated roof alterations to include extension to existing dormers.

  Awaiting decision Householder Extension Loft or dormer +2
  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