122 Cassiobury Drive Watford WD17 3AJ

1. 13 Apr 2021

   Received by Watford

2. 27 May 2021

   Decision issued: Grant Lawful Development Certificate

3. 9 Aug 2026

   Added to PlanIndex

Watford granted permission on 27 May 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.

• 128 Cassiobury Drive Watford WD17 3AJ

  20/00742/LDC Submitted 21 Jul 2020 50 yards away

  Lawful development certificate for proposed erection of 4m deep single storey rear extension

  Granted Lawful development Extension 6 docs
  Small domestic

• 128 Cassiobury Drive Watford WD17 3AJ

  21/01655/FULH Submitted 15 Nov 2021 50 yards away

  Proposed hip to gable loft conversion with front and rear roof lights.

  Refused Householder Loft or dormer 15 docs
  Domestic

• 121 Cassiobury Drive Watford WD17 3AH

  25/00134/FULH Submitted 18 Feb 2025 100 yards away

  Erection of a two storey rear extension, alterations to roof and loft conversion to existing dwelling house

  Refused Householder Extension Loft or dormer 27 docs
  Domestic

• 121 Cassiobury Drive Watford WD17 3AH

  24/00137/FULH Submitted 19 Feb 2024 100 yards away

  Erection of two storey rear extension, alterations to roof and loft conversion to existing dwelling house

  Refused Householder Extension Loft or dormer 28 docs
  Domestic

• 24 The Gardens Watford WD17 3DS

  25/00322/LDC Submitted 1 Apr 2025 100 yards away

  Lawful Development Certificate for proposed removal of the chimney stack and the insertion of a window

  Granted Lawful development Windows or glazing 10 docs

• 15 Orchard Drive Watford WD17 3DX

  21/00564/LDC Submitted 14 Apr 2021 100 yards away

  Lawful development certificate for proposed hip to gable loft conversion with rear dormer and x2 front rooflights

  Granted Lawful development Loft or dormer 6 docs

• 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