68 Thellusson Way Mill End Rickmansworth Hertfordshire WD3 8RQ

1. 19 Feb 2024

   Received by Three Rivers

2. 22 Mar 2024

   Decision issued: approved

3. 2 Aug 2026

   Added to PlanIndex

Three Rivers granted permission on 22 March 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.

• 46 Thellusson Way Mill End Rickmansworth Hertfordshire WD3 8RQ

  26/1067/FUL Submitted 1 Jul 2026 50 yards away

  Variation of condition 2 (Plans) pursuant to planning permission 24/1227/FUL to allow increase in height of the roof and changes to the fenestration.

  Granted Full applications Windows or glazing

• 36 Thellusson Way Mill End Hertfordshire WD3 8RQ

  21/1494/FUL Submitted 11 Jun 2021 50 yards away

  Single storey rear extension

  Granted Full applications Extension 8 docs
  Small domestic

• 42 Thellusson Way Mill End Rickmansworth Hertfordshire WD3 8RQ

  23/1990/FUL Submitted 23 Nov 2023 50 yards away

  Installation of Air Source Heat Pump to the front elevation

  Granted Full applications 13 docs

• 28 Thellusson Way Mill End WD3 8RQ

  21/1383/FUL Submitted 27 May 2021 100 yards away

  Single story rear extension, conversion of garage into habitable accommodation and extension to rear patio

  Granted Full applications Extension 14 docs

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

  25/1385/FUL Submitted 18 Aug 2025 100 yards away

  Construction of side extension to lower ground level, replacement rear terrace, stairs and balustrading at ground floor level

  Granted Full applications Extension 23 docs

• 46 Thellusson Way Mill End Rickmansworth Hertfordshire WD3 8RQ

  24/1227/FUL Submitted 2 Aug 2024 100 yards away

  Conversion of an existing rear conservatory into a dining room to include brick walls and pitched tiled roof

  Granted Full applications Extension 8 docs

• 26/1382/CLPD Awaiting decision

  1 Wyatts Lodge Solesbridge Lane Chorleywood Rickmansworth Hertfordshire WD3 5SW

  Certificate of Lawfulness Proposed Development: Installation of external heating and cooling pump

  Received 31 Aug, published by the council 7 Sep 2026 Lawful development
• 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
• 26/0460/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

  Received 19 Mar, published by the council 24 Jul 2026 Lawful development