11 Windmore Avenue Potters Bar Hertfordshire EN6 3BE

1. 19 Jul 2021

   Received by Hertsmere

2. 7 Sep 2021

   Decision issued: Grant Lawful Certificate (Proposed Dev)

3. 5 Sep 2026

   Added to PlanIndex

Hertsmere granted permission on 7 September 2021, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• 13 Windmore Avenue Potters Bar EN6 3BE

  TP/13/1049 Submitted 1 May 2013 50 yards away

  Erection of new front porch and single storey side and rear extension following demolition of existing rear conservatory.

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 58 Wroxham Gardens Potters Bar Hertfordshire EN6 3DL

  26/0824/CLP Submitted 15 Jun 2026 50 yards away

  Demolition of existing conservatory to facilitate constuction of single storey rear extension. Certificate of Lawful Development (Proposed).

  Decided Lawful development Extension Demolition 7 docs
  Small domestic

• 82 Wroxham Gardens Potters Bar Hertfordshire EN6 3DL

  26/1083/CLE Submitted 3 Aug 2026 50 yards away

  Existing use as a 6 bed HMO (Class C4). Certificate of Lawful Development (Existing).

  Decided Lawful development 8 docs

• 58 Wroxham Gardens Potters Bar Hertfordshire EN6 3DL

  26/0594/PD42 Submitted 1 May 2026 50 yards away

  Demolition of existing conservatory and construction of single storey rear extension Depth: 4.00m, Height: 3.70m, Eaves: 2.60m.

  Decided Extension Demolition 4 docs
  Small domestic

• 31 Windmore Avenue Potters Bar Hertfordshire EN6 3BE

  21/0843/HSE Submitted 19 Apr 2021 100 yards away

  Erection of a new front porch with insertion of window to side elevation.

  Granted Householder Extension Windows or glazing 8 docs
  Small domestic

• 95 Wroxham Gardens Potters Bar Hertfordshire EN6 3DN

  24/1331/PD42 Submitted 15 Oct 2024 100 yards away

  Single storey rear extension. Depth: 4.0m, Height: 3.0m, Eaves: 3.0m.

  Granted Prior approval Extension 4 docs
  Small domestic

• 26/1156/CLP Decided

  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).

  Received 12 Aug, published by the council 25 Aug 2026 Lawful development
• 26/1507/CLP Awaiting decision

  30 Ladbrooke Drive Potters Bar Hertfordshire EN6 1QR

  Single storey rear extension and conversion of loft to habitable space including hip to gable roof alterations, rear dormer, and 4x roof lights. Certificate of lawful development (Proposed).

  Received 19 Oct, published by the council 22 Oct 2026 Lawful development
• 26/1494/CLP Awaiting decision

  32 Billy Lows Lane Potters Bar Hertfordshire EN6 1XN

  Demolition of existing garage and temporary shed to facilitate construction of single storey side extension, conversion of loft to habitable space to include hip to gable roof alterations, rear dormer and 4x front rooflights Certificate of Lawful Development (Proposed).

  Received 16 Oct, published by the council 21 Oct 2026 Lawful development
• 26/1489/CLP Awaiting decision

  6 Minorca Close Bentley Heath Barnet Hertfordshire EN5 4FA

  Erection of detached outbuilding in the rear garden for uses ancillary to the main dwelling. Certificate of Lawful Development (Proposed).

  Received 15 Oct, published by the council 20 Oct 2026 Lawful development
• 26/1258/CLP Granted

  106 Whitehouse Avenue Borehamwood Hertfordshire WD6 1HE

  Construction of single storey rear extension. Certificate of Lawful Development (Proposed).

  Received 1 Sep, published by the council 8 Sep 2026 Lawful development