Harthall Acres 60 Harthall Lane Kings Langley Hertfordshire WD4 8JH

1. 7 Jul 2023

   Received by Three Rivers

2. 21 Aug 2023

   Validated

   Checked as complete and ready for consideration.

3. 3 Nov 2023

   Decision issued: approved

4. 19 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 3 November 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.

• Land Adjacent 60 Harthall Lane Kings Langley WD4 8JH

  24/0848/FUL Submitted 29 May 2024 74m away

  Erection of a storage building for agricultural purposes

  Granted Full applications 13 docs

• Rose Barn Harthall Acres 60 Harthall Lane Kings Langley Hertfordshire WD4 8JH

  22/2224/FUL Submitted 29 Nov 2022 142m away

  Replacement of existing outbuilding with a single storey outbuilding

  Granted Full applications 7 docs
  Small domestic

• 54 Harthall Lane Kings Langley Hertfordshire WD4 8JH

  22/0551/CLPD Submitted 23 Mar 2022 158m away

  Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer window and rooflight to front roofslope.

  Granted Lawful development Loft or dormer Windows or glazing 12 docs

• Old Farm Harthall Lane Kings Langley Hertfordshire WD4 8JW

  23/1484/CLPD Submitted 31 Aug 2023 175m away

  Certificate of Lawfulness Proposed Development: Construction of front porch and outbuilding

  Granted Lawful development Extension 12 docs
  Small domestic

• 1 Old Farm Harthall Lane Kings Langley WD4 8JW

  23/1343/PDE Submitted 9 Aug 2023 175m away

  Prior Approval: Single storey rear extension (depth 6 metres, maximum height 3.5 metres, maximum eaves height 3 metres)

  Withdrawn Outline Extension 10 docs
  Small domestic

• Old Farm Harthall Lane Kings Langley Hertfordshire WD4 8JW

  23/2010/CLPD Submitted 28 Nov 2023 181m away

  Certificate of Lawfulness Proposed Development: Construction of single storey side and rear extension; erection of outbuilding.

  Split decision Lawful development Extension 17 docs
  Small domestic

• 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