39 Cannon Road Watford WD18 0BB

This site has had 2 applications since 2025: 1 approved, 1 refused.

• 25/00236/LDC Refused

  39 Cannon Road Watford WD18 0BB

  Lawful Development Certificate for loft extension with dormer to rear

  Decided 8 May 2025 Lawful development

1. 22 May 2025

   Received by Watford

2. 29 May 2025

   Validated

   Checked as complete and ready for consideration.

3. 10 Jun 2025

   Decision issued: Grant Lawful Development Certificate

4. 26 Jul 2026

   Added to PlanIndex

Watford granted permission on 10 June 2025, 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.

• 39 Cannon Road Watford WD18 0BB

  25/00236/LDC Submitted 13 Mar 2025 50 yards away

  Lawful Development Certificate for loft extension with dormer to rear

  Refused Lawful development Extension Loft or dormer 8 docs

• 26 Cannon Road Watford WD18 0BB

  22/00145/HPD Submitted 4 Feb 2022 50 yards away

  The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 3.8m for which the maximum height would be 3.2m and for which the height of the eaves would be 2.54m

  Granted Prior approval Extension 7 docs
  Small domestic

• 26 Cannon Road Watford Hertfordshire WD18 0BB

  22/00138/LDC Submitted 4 Feb 2022 50 yards away

  Lawful development certificate for a single storey side extension

  Granted Lawful development Extension 7 docs
  Small domestic

• 26 Cannon Road Watford WD18 0BB

  21/01822/LDC Submitted 15 Dec 2021 50 yards away

  Lawful Development Certificate for single storey side extension

  Refused Lawful development Extension 7 docs
  Small domestic

• 26 Cannon Road Watford WD18 0BB

  21/01501/LDC Submitted 12 Oct 2021 50 yards away

  Lawful development certificate for L shaped loft extension to mid terrace house above rear slope of main roof and rear outrigger roof

  Granted Lawful development Extension Loft or dormer 9 docs

• 24 Cannon Road Watford WD18 0BB

  21/00589/LDC Submitted 19 Apr 2021 50 yards away

  Lawful Development Certificate for proposed loft conversion with rear dormer, roof-lights added to front roof slope, roof-light added to existing rear first floor back addition roof slope and removal of existing chimney stack

  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