511 Whippendell Road Watford Hertfordshire WD18 7QB

1. 2 Mar 2022

   Received by Watford

2. 11 Apr 2022

   Decision issued: Grant Lawful Development Certificate

3. 24 Jul 2026

   Added to PlanIndex

Watford granted permission on 11 April 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.

• 517 Whippendell Road Watford WD18 7QB

  23/00818/FUL Submitted 13 Sep 2023 50 yards away

  Erection of part two storey, part single storey side and rear extensions and loft conversion including the installation of rear dormer. Conversion of 3-bed dwelling to 1 x 3-bed; 1 x 2-bed and 1 x 1-bed flats (amended description)

  Refused Full applications New dwelling Extension +1 25 docs
  Small domestic

• 18 The Gateway Watford Hertfordshire WD18 7HW

  23/00170/LDC Submitted 27 Feb 2023 50 yards away

  Change of use of garage to habitable room including en-suite bathroom

  Refused Lawful development 16 docs

• 21 The Gateway Watford Hertfordshire WD18 7HW

  22/00889/LDC Submitted 11 Jul 2022 50 yards away

  Lawful Development Certificate for installation of solar panels on the roof of the building.

  Refused Lawful development 10 docs

• 503 Whippendell Road Watford WD18 7QB

  19/00120/FULH Submitted 1 Feb 2019 50 yards away

  Erection of two storey side to rear extension

  Refused Householder Extension 7 docs
  Domestic

• 503 Whippendell Road Watford WD18 7QB

  26/00605/LDC Submitted 3 Aug 2026 50 yards away

  Lawful Development Certificate for existing use of hip to gable loft conversion including rear dormer, roof extension and x2 front roof lights

  Granted Lawful development Extension Loft or dormer 10 docs

• Whippendell Court 478 - 480 Whippendell Road Watford

  23/00165/AAPA Submitted 24 Feb 2023 50 yards away

  Notification of addition of a new (2nd floor) storey and dwellings to an existing block of detached flats

  Refused Prior approval New dwelling 29 docs

• 26/00714/LDC Granted

  25 Westbury Road Watford Hertfordshire WD18 0DL

  Lawful development certificate for proposed loft conversion including rear dormer and x front rooflights

  Received 8 Sep, published by the council 14 Sep 2026 Lawful development
• 26/00635/LDC Granted

  62 The Ridgeway Watford WD17 4TL

  Lawful development certificate for proposed single storey rear extension and construction of a front entrance porch

  Received 12 Aug, published by the council 16 Aug 2026 Lawful development
• 26/00614/LDC Granted

  64 Wiggenhall Road Watford WD18 0AL

  Lawful development certificate for proposed loft conversion including rear domer and x2 front rooflights

  Received 7 Aug, published by the council 9 Aug 2026 Lawful development
• 26/00726/LDC Awaiting decision

  3 Coningesby Drive Watford Hertfordshire WD17 3BD

  Lawful development certificate for proposed new front porch and conversion of the existing garage into a habitable space

  Received 14 Sep, published by the council 22 Sep 2026 Lawful development
• 26/00555/LDC Refused

  81 Tudor Walk Watford Hertfordshire WD24 7NZ

  Lawful Development Certificate for a hip-to-gable roof enlargement, rear dormer, alterations to the roof of the existing two-storey rear extension and associated rooflights.

  Received 20 Jul, published by the council 24 Jul 2026 Lawful development