93 Whippendell Road Watford WD18 7NH

1. 29 Jun 2026

   Received by Watford

2. 24 Jul 2026

   Added to PlanIndex

3. 11 Aug 2026

   Decision issued: Grant Lawful Development Certificate

Watford granted permission on 11 August 2026, 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.

• 89 Whippendell Road Watford WD18 7NH

  21/01688/FULH Submitted 22 Nov 2021 50 yards away

  Erection of single storey rear extension and internal alterations

  Granted Householder Extension 6 docs
  Small domestic

• 87 Whippendell Road Watford Hertfordshire WD18 7NH

  22/00402/FULH Submitted 25 Mar 2022 50 yards away

  Retrospective application for loft conversion not built as per approved application 20/01207/LDC (raised roof height)

  Granted Householder Loft or dormer 12 docs
  Domestic

• 85A Whippendell Road Watford WD18 7NH

  18/00900/FULH Submitted 23 Jul 2018 50 yards away

  Enlargement of an existing loft conversion with two dormer windows at the front

  Refused Householder Loft or dormer Windows or glazing 18 docs
  Domestic

• 81 Whippendell Road Watford Hertfordshire WD18 7LY

  21/00525/FUL Submitted 7 Apr 2021 50 yards away

  Erection of single storey rear extension

  Granted Full applications Extension 16 docs
  Small domestic

• 81 Whippendell Road Watford WD18 7LY

  26/00631/ADV Submitted 12 Aug 2026 50 yards away

  88% historically approved · decision due ~7 Oct

  Consent to display an internally illuminated fascia and projecting signs and 1 non illuminated graphic panel.

  Awaiting decision Advertising 6 docs

• 81 Whippendell Road Watford WD18 7LY

  19/01313/FUL Submitted 13 Nov 2019 50 yards away

  Proposed demolition of part rear extension and erection of a single storey rear extension to replace the existing with part pitch and part flat roof.

  Refused Full applications Extension Demolition 12 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