5 Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8RY

1. 15 Apr 2025

   Received by Three Rivers

2. 6 Jun 2025

   Decision issued: approved

3. 19 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 6 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.

• 11 Hyde Lane Nash Mills Hertfordshire HP3 8RY

  22/1834/FUL Submitted 3 Oct 2022 32m away

  Construction of first floor rear and side extension; internal alterations and alterations to fenestration.

  Withdrawn Full applications Extension Windows or glazing 11 docs

• 13 Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8RY

  24/0519/FUL Submitted 29 Mar 2024 44m away

  Demolition of existing conservatory, garage and utility; construction of part single, part two storey side and rear extension.

  Granted Full applications Extension Demolition 13 docs

• 10 Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8RY

  25/0421/FUL Submitted 7 Mar 2025 48m away

  Erection of a part single, part two storey side extension.

  Granted Full applications Extension 32 docs

• 4 Hyde Lane Nash Mills Hertfordshire HP3 8RY

  21/1102/FUL Submitted 28 Apr 2021 74m away

  Demolition of conservatory and construction of single-storey side and rear extension

  Granted Full applications Extension Demolition 10 docs
  Small domestic

• The Hollow Hyde Lane Nash Mills Hemel Hempstead Hertfordshire HP3 8RY

  23/1145/FUL Submitted 10 Jul 2023 78m away

  Construction of first floor side extension over existing garage and storeroom to provide link to main dwellinghouse and alterations to existing roof form to provide habitable accommodation in the roofspace including removal of dormers and replacement of roof tiles; conversion of store room into habitable accommodation, partial conversion of existing garage at ground floor level into habitable accommodation and alterations to fenestration.

  Refused Full applications Extension Loft or dormer +2 21 docs
  Domestic

• 2 Parkside Lower Road Nash Mills Hertfordshire HP3 8RX

  22/0623/FUL Submitted 4 Apr 2022 84m away

  Single storey side and rear extensions to link main dwelling to enlarged outbuilding

  Granted Full applications Extension 14 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