57 Grantham Green Borehamwood Hertfordshire WD6 2JQ

1. 4 Jun 2026

   Received by Hertsmere

2. 24 Jul 2026

   Added to PlanIndex

3. 28 Jul 2026

   Decision issued

4. 8 Aug 2026

   Status changed to Decided

   Previously Awaiting 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.

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.

• 20 Grantham Green Borehamwood Hertfordshire WD6 2JJ

  21/0837/CLP Submitted 19 Apr 2021 100 yards away

  Conversion of loft to habitable room with rear dormer and 1 rooflight to front. Certificate of lawfulness (Proposed).

  Granted Lawful development Loft or dormer 7 docs

• 12 Grantham Green Borehamwood Hertfordshire WD6 2JJ

  26/0270/HSE Submitted 2 Mar 2026 100 yards away

  Single storey rear and side extensions, insertion of 1x rear roof light. (Part-retrospective).

  Granted Householder Extension Loft or dormer 11 docs
  Small domestic

• Site Of Former Directors Arms And Garages To Rear Ripon Way Borehamwood Hertfordshire

  25/0227/FUL Submitted 18 Feb 2025 100 yards away

  Demolition of 38 garages and redevelopment of the site to provide 29 dwellings and community floor space (Use Class F2) with associated landscaping, car and bicycle parking, access and other associated works.

  Withdrawn Full applications Demolition 87 docs
  Major scheme

• 54 Dacre Gardens Borehamwood Hertfordshire WD6 2JW

  24/1127/CLP Submitted 3 Sep 2024 150 yards away

  Construction of single storey rear extension. Conversion of loft to habitable space to include hip to gable roof alterations, rear dormer, insertion of 3x front rooflights and removal of chimney stack Certificate of Lawful Development (Proposed).

  Granted Lawful development Extension Loft or dormer +1 11 docs
  Small domestic

• 16 Burghley Avenue Borehamwood Hertfordshire WD6 2JF

  26/0734/HSE Submitted 28 May 2026 150 yards away

  Single story rear extension.

  Decided Householder Extension 3 docs
  Domestic

• 24 Burghley Avenue Borehamwood Hertfordshire WD6 2JF

  26/1423/HSE Submitted 2 Oct 2026 150 yards away

  Retention of existing outbuilding. (Retrospective application.)

  Granted Householder
  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