173 Harrow Way Carpenders Park Hertfordshire WD19 5EP

1. 3 Jan 2023

   Received by Three Rivers

2. 20 Feb 2023

   Decision issued: approved

3. 4 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 20 February 2023, 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.

• 173 Harrow Way Carpenders Park Watford Hertfordshire WD19 5EP

  23/0022/PDE Submitted 30 Dec 2022 8m away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 3 metres, maximum eaves height 3 metres)

  Granted Outline Extension 12 docs
  Small domestic

• 176 Harrow Way Carpenders Park Watford Hertfordshire WD19 5ER

  25/0759/PDE Submitted 1 May 2025 54m away

  Prior Approval: Single storey rear extension (depth 6.00 metres, maximum height 3.00 metres, maximum eaves height 3.00 metres)

  Withdrawn Outline Extension 4 docs
  Small domestic

• 176 Harrow Way Carpenders Park Watford Hertfordshire WD19 5ER

  25/1229/FUL Submitted 17 Jul 2025 56m away

  Demolition of existing garage and construction of single storey side and rear extension and construction of a detached outbuilding to rear to be used as an ancillary annexe

  Granted Full applications Extension Demolition 10 docs
  Small domestic

• 176 Harrow Way Carpenders Park Watford Hertfordshire WD19 5ER

  25/0760/CLPD Submitted 1 May 2025 59m away

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable extension, rear dormer and three front rooflights and erection of outbuilding to rear garden.

  Granted Lawful development Extension Loft or dormer 8 docs

• 176 Harrow Way Carpenders Park WD19 5ER

  21/0664/FUL Submitted 15 Mar 2021 59m away

  Construction of front porch

  Granted Full applications Extension 8 docs
  Small domestic

• 127 Little Oxhey Lane Carpenders Park Hertfordshire WD19 5HJ

  22/0478/FUL Submitted 14 Mar 2022 59m away

  Conversion of garage to habitable accommodation.

  Granted Full applications 9 docs

• 26/0460/CLED Granted

  Annexe Hart Hall Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8SA

  Certificate of Lawfulness Existing Use: Use of annexe as an independent dwelling

  19 Mar 2026 Lawful development
• 26/0724/CLED Granted

  70 The Mead Carpenders Park Watford Hertfordshire WD19 5BU

  Certificate of Lawfulness Existing Use: Use of annexe as a separate dwelling

  5 May 2026 Lawful development
• 25/1151/CLED Refused

  Unit 6 Century Court Tolpits Lane Watford Hertfordshire

  Certificate of Lawfulness Existing Use: Use of property as single dwellinghouse (Use Class C3)

  4 Jul 2025 Lawful development
• 26/0736/CLPD Granted

  45 Watford Road Croxley Green Rickmansworth Hertfordshire WD3 3DS

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear juliet dormer and window, front rooflights, side window

  7 May 2026 Lawful development
• 26/0631/CLPD Granted

  Clovelly Bell Lane Bedmond Abbots Langley Hertfordshire WD5 0QS

  Certificate of Lawfulness Proposed Development: Loft conversion including hip to dutch hip roof extension, rear juliet dormer with windows

  20 Apr 2026 Lawful development