217 Whippendell Road Watford Hertfordshire WD18 7NN

1. 24 Aug 2022

   Received by Watford

2. 15 Sep 2022

   Decision issued: Grant Lawful Development Certificate

3. 25 Sep 2026

   Added to PlanIndex

Watford granted permission on 15 September 2022, 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.

• 237 Whippendell Road Watford Hertfordshire WD18 7NN

  23/00189/FULH Submitted 6 Mar 2023 50 yards away

  Retention of the infill rear/side extension and conversion of the loft space to habitable use involving 2 front roof lights and chimney removal plus associated alterations (retrospective)

  Granted Householder Extension Loft or dormer 6 docs
  Domestic

• 204 Whippendell Road Watford WD18 7NL

  25/00354/FULH Submitted 8 Apr 2025 50 yards away

  Erection of a single storey side and rear extension

  Refused Householder Extension 7 docs
  Small domestic

• 236 Whippendell Road Watford Hertfordshire WD18 7NL

  23/00046/LDC Submitted 20 Jan 2023 50 yards away

  Lawful Development Certificate for: Change of Use from a Dwelling House (C3) to a Six Bedroom House in Multiple Occupation (C4) Creation of two dormers on the rear elevation, alterations to windows and doors at ground floor rear and the installation of two front rooflights

  Granted Lawful development Loft or dormer Windows or glazing 9 docs
  Domestic

• 158 Chester Road Watford Hertfordshire WD18 0LJ

  24/00102/HPD Submitted 7 Feb 2024 100 yards away

  The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6m (rear), 3.6m (side) for which the maximum height would be 3.4m for both and for which the height of the eaves would be 2.9m for both.

  Refused Prior approval Extension 5 docs
  Small domestic

• 185 Whippendell Road Watford WD18 7NN

  24/00433/HPD Submitted 7 May 2024 100 yards away

  The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6m for which the maximum height would be 4m and for which the height of the eaves would be 3m

  Refused Prior approval Extension 2 docs
  Small domestic

• 158 Chester Road Watford Hertfordshire WD18 0LJ

  25/00553/FULH Submitted 10 Jun 2025 100 yards away

  Erection of single storey side/rear extension

  Granted Householder Extension 6 docs
  Small domestic

• 26/00740/LDC Granted

  344 Hagden Lane Watford WD18 7SH

  Lawful development certificate for proposed erection of outbuilding (12mx5m) at the South-West corner of the rear garden

  Received 21 Sep, published by the council 1 Oct 2026 Lawful development
• 26/00763/LDC Awaiting decision

  134 Balmoral Road Watford WD24 4ET

  Lawful Development Certificate for proposed hip to gable loft conversion including rear dormer and x2 front roof lights.

  Received 29 Sep, published by the council 7 Oct 2026 Lawful development
• 26/00755/LDC Awaiting decision

  498 Whippendell Road Watford WD18 7QJ

  Lawful Development Certificate for a loft conversion with rear dormer window.

  Received 28 Sep, published by the council 7 Oct 2026 Lawful development
• 26/00579/LDC Refused

  37 Harford Drive Watford Hertfordshire WD17 3DQ

  Lawful development certificate for proposed erection of garden outbuilding for storage/office use and alterations to existing front porch

  Received 27 Jul, published by the council 9 Aug 2026 Lawful development
• 26/00618/LDC Granted

  8 Woodhurst Avenue Watford WD25 9RQ

  Lawful Development Certificate for a hip-to-gable roof extension and rear dormer to facilitate a loft conversion, including associated roof alterations and windows/roof lights.

  Received 10 Aug, published by the council 16 Aug 2026 Lawful development