74 Chiltern Drive Mill End Rickmansworth Hertfordshire WD3 8JZ

1. 24 Sep 2024

   Received by Three Rivers

2. 12 Nov 2024

   Decision issued: approved

3. 17 Sep 2026

   Added to PlanIndex

Three Rivers granted permission on 12 November 2024, 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.

• 1 Coombe Hill Road Mill End Rickmansworth Hertfordshire WD3 8NE

  24/1077/FUL Submitted 5 Jul 2024 50 yards away

  Construction of a single storey front/side extension with sedum roof, conversion of garage into habitable accommodation, roof alterations to create an additional storey with front/rear rooflights and front solar panels and internal/external alterations with changes to the fenestration and cladding

  Granted Full applications Extension Loft or dormer +2 18 docs
  Small domestic

• 3 Coombe Hill Road Mill End Hertfordshire WD3 8NE

  22/1400/FUL Submitted 22 Jul 2022 50 yards away

  Demolition of existing conservatory and construction of single storey rear extension, erection of front canopy, alterations to fenestration, extension to rear patio and insertion of ramp, extension to drive and relocation of vehicular access

  Granted Full applications Extension Demolition +1 11 docs
  Small domestic

• 7 Coombe Hill Road Mill End WD3 8NE

  20/1982/FUL Submitted 23 Sep 2020 50 yards away

  Single storey front extension and first floor rear extension

  Granted Full applications Extension 12 docs
  Small domestic

• 15 Coombe Hill Road Mill End Hertfordshire WD3 8NE

  21/1167/CLPD Submitted 5 May 2021 50 yards away

  Certificate of Lawfulness Proposed Development: Construction of rear dormer window

  Granted Lawful development Loft or dormer Windows or glazing 15 docs

• 8 Coombe Hill Road Mill End Rickmansworth Hertfordshire WD3 8ND

  22/1161/PDE Submitted 16 Jun 2022 100 yards away

  Prior Approval: Single storey rear extension (depth 7 metres, maximum height 3.58 metres, maximum eaves height 2.90 metres)

  Granted Outline Extension 7 docs
  Small domestic

• 8 Coombe Hill Road Mill End Hertfordshire WD3 8ND

  22/0714/FUL Submitted 14 Apr 2022 100 yards away

  Single storey rear extension, first floor extension and roof alterations including increase in ridge height and side dormer window, front entrance porch and front fenestration alterations

  Granted Full applications Extension Loft or dormer +2 11 docs
  Small domestic

• 26/1035/CLPD Granted

  90 Sherborne Way Croxley Green Rickmansworth Hertfordshire WD3 3PG

  Certificate of Lawfulness Proposed Development: lLoft conversion including hip to gable extension, rear dormer, and front rooflights and window to side elevation.

  Received 25 Jun, published by the council 24 Jul 2026 Lawful development
• 26/1004/CLPD Granted

  39 Bishops Avenue Northwood HA6 3DD

  Certificate of Lawfulness Proposed Development: Conversion of garage to habitable accommodation

  Received 19 Jun, published by the council 24 Jul 2026 Lawful development
• 26/0973/CLPD Granted

  125 Windmill Drive Croxley Green Rickmansworth Hertfordshire WD3 3FB

  Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer and front rooflights.

  Received 15 Jun, published by the council 24 Jul 2026 Lawful development
• 26/1268/CLPD Awaiting decision

  36 Bishops Avenue Northwood HA6 3DG

  Certificate of Lawfulness Proposed Development: Construction of outbuilding

  Received 7 Aug, published by the council 8 Aug 2026 Lawful development
• 26/1261/CLPD Awaiting decision

  4A Parkside Road Northwood HA6 3HL

  Certificate of Lawfulness Proposed Development: Loft conversion including rear dormer window and installation of rooflights

  Received 5 Aug, published by the council 8 Aug 2026 Lawful development