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Planning application

9 The Crescent Croxley Green Rickmansworth Hertfordshire WD3 3DU

Granted Three Rivers 25/1620/CLPD Certificate of Lawfulness - Proposed Use

Works: Extension Loft or dormer Demolition

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Certificate of Lawfulness Proposed Development: Loft conversion including hip to gable roof extension with rear dormer and front rooflight; Demolition of existing outbuilding and erection of outbuilding.

As published by the council, reference 25/1620/CLPD

Application record

Reference
25/1620/CLPD
Type
Certificate of Lawfulness - Proposed Use
Status
Decided
Decision
Granted As published: approved
Received
22 Sep 2025
Validated
23 Sep 2025
Decided
12 Nov 2025
Ward
Dickinsons
Parish
Croxley Green Parish Council
Decision by
Delegated Decision
Postcode
WD3 3DU

Site history

Applications at this address on the Three Rivers register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 26/0073/RSP Granted

    9 The Crescent Croxley Green Rickmansworth Hertfordshire WD3 3DU

    Part-Retrospective: Construction of part single, part two storey side extension, loft conversion including hip to gable extension and rear dormer and front/rear rooflights, alterations to external materials including external wall insulation, render, replacement roof tiles and replacement windows.

    Decided 28 May 2026 Amendments

Timeline

Dates from the published record

  1. 22 Sep 2025

    Received by Three Rivers

  2. 23 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 12 Nov 2025

    Decision issued: approved

  4. 19 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

7 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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Open the documents

What this grant of permission means

Three Rivers granted permission on 12 November 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.

About lawful development applications

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.

Nearby applications

Within 0.3 miles

  • 9 The Crescent Croxley Green Rickmansworth Hertfordshire WD3 3DU

    26/0073/RSP Submitted 19 Jan 2026 50 yards away

    Part-Retrospective: Construction of part single, part two storey side extension, loft conversion including hip to gable extension and rear dormer and front/rear rooflights, alterations to external materials including external wall insulation, render, replacement roof tiles and replacement windows.

    Granted Amendments Extension Loft or dormer +2 31 docs
  • 3 Cherry Croft Croxley Green Rickmansworth Hertfordshire WD3 3AL

    26/1536/FUL Submitted 28 Sep 2026 50 yards away

    89% historically approved · decision due ~3 Dec

    Replacement of existing timber windows with UPVc windows

    Awaiting decision Full applications Windows or glazing
  • 3 Cherry Croft Croxley Green Rickmansworth Hertfordshire WD3 3AL

    24/0408/FUL Submitted 15 Mar 2024 50 yards away

    Construction of single storey rear extension

    Granted Full applications Extension 15 docs
    Small domestic
  • 3 Cherry Croft Croxley Green Rickmansworth Hertfordshire WD3 3AL

    23/0227/FUL Submitted 8 Feb 2023 50 yards away

    Construction of two storey rear extension and replacement of door and windows to the rear elevation

    Granted Full applications Extension Windows or glazing 24 docs
  • 4 The Crescent Croxley Green Hertfordshire WD3 3DU

    22/2204/FUL Submitted 25 Nov 2022 50 yards away

    Demolition of existing conservatory and outbuilding and construction of part single, part two storey side extension and single storey front and rear extension

    Granted Full applications Extension Demolition 11 docs
    Small domestic
  • The Fox And Hounds 216 New Road Croxley Green Hertfordshire WD3 3HH

    22/0850/FUL Submitted 6 May 2022 50 yards away

    Creation of an outdoor customer pergola, extension to external area, relocation of jumbrellas, alterations to fencing and associated external works including landscaping and reduced parking space

    Granted Full applications Extension 13 docs

In Three Rivers

  • 26/1409/CLED Awaiting decision

    44 Wolsey Road Moor Park Northwood Hertfordshire HA6 2EN

    Certificate of Lawfulness Existing Development: Construction of an outbuilding

    Received 3 Sep, published by the council 7 Sep 2026 Lawful development
  • 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