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Planning application

Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW

Refused Buckinghamshire PL/25/2211/SA Certificate of Lawful Use - Proposed

Works: Extension

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Conversion of the existing garage and its integration with the main house. The proposal also includes a 4-metre extension on the rear of ground floor and a 3-metre extension on rear of the first floor.

As published by the council, reference PL/25/2211/SA

Application record

Reference
PL/25/2211/SA
Type
Certificate of Lawful Use - Proposed
Status
Decided
Decision
Refused As published: Cert of Law PROPOSED-refused
Received
14 Jul 2025
Validated
14 Jul 2025
Decided
23 Oct 2025
Ward
Gerrards Cross and Denham
Parish
Gerrards Cross Town Council
Decision by
Delegated Decision
Postcode
SL9 8DW

Site history

Applications at this address on the Buckinghamshire register

This site has had 3 applications since 2025: 1 approved, 1 refused.

  • PL/26/05393/FA Decided

    Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW

    Double storey side / rear extension including associated amendments to the roof, single storey rear extension, new garage roof with front pitch to match extension and general amendments to fenestration including 3 no. Juliet balconies.

    Submitted 3 Jul 2026
  • PL/26/02855/SA Granted

    Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW

    Certificate of lawfulness for the proposed double storey rear extension and a garage conversion with associated amendments to the front and rear garage fenestration

    Decided 13 May 2026 Lawful development

Timeline

Dates from the published record

  1. 14 Jul 2025

    Received by Buckinghamshire

  2. 23 Oct 2025

    Decision issued: Cert of Law PROPOSED-refused

  3. 4 Aug 2026

    Added to PlanIndex

Documents

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

16 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 refusal means

Buckinghamshire refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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

  • Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW

    PL/26/02855/SA Submitted 7 Apr 2026 50 yards away

    Certificate of lawfulness for the proposed double storey rear extension and a garage conversion with associated amendments to the front and rear garage fenestration

    Granted Lawful development Extension Windows or glazing 8 docs
  • Robin Hill 10 Woodhill Avenue Gerrards Cross Buckinghamshire SL9 8DW

    PL/26/05393/FA Submitted 3 Jul 2026 100 yards away

    85% historically approved · decision due ~28 Aug

    Double storey side / rear extension including associated amendments to the roof, single storey rear extension, new garage roof with front pitch to match extension and general amendments to fenestration including 3 no. Juliet balconies.

    Decided Extension Windows or glazing
    Small domestic
  • Woodview 10 Hillcrest Waye Gerrards Cross Buckinghamshire SL9 8DN

    PL/26/07287/TP Submitted 9 Sep 2026 150 yards away

    85% historically approved · decision due ~4 Nov

    Crown reduction in height and spread by up to 2m of T1 (Beech) growing close to house and for general maintenance; crown reduction to previous cuts by up to 2.5m of T4 (Plum) to restrict large size; reduction in height only by up to 5m of T5 (Willow) to keep a contained shape and remove weight load to mitigate failure of overextended leaders; crown reduction in height by 1m and laterally by up to 0.5m of T6 (Acer) for general maintenance.

    Decided Trees
  • Mill Lane House 30 Mill Lane Gerrards Cross Buckinghamshire SL9 8BA

    PL/26/08231/TP Submitted 9 Oct 2026 200 yards away

    85% historically approved · decision due ~4 Dec

    Eucalyptus (T105) - Reduce height by up to 5m-6m and reduce the lateral spread by up to 2m. The tree has outgrown its current space and now extends over the adjacent road. The proposed reduction is to maintain appropriate highway clearance, reduce encroachment over the carriageway, and reduce the overall size of the crown to a more manageable scale whilst retaining the tree's amenity value.

    Awaiting decision Trees
  • Beechdene 79 Marsham Way Gerrards Cross Buckinghamshire SL9 8AW

    PL/25/3341/TP Submitted 4 Sep 2025 200 yards away

    T1. Oak - Reduce length of lowest limbs BY 30/40%,. T2. Oak - Reduce length of two lowest limbs over the road by 30/40%. T3. Oak - Remove limb toward railway line/crown lift remainder to 7m. (TPO/SBDC/2001/05)

    Granted Trees 3 docs
  • Lockwood House 7 Beech Waye Gerrards Cross Buckinghamshire SL9 8BL

    PL/26/01655/FA Submitted 19 Mar 2026 200 yards away

    First floor side extension and the addition of two front dormers, internal alterations including part garage conversion. First floor rear balcony with privacy screen.

    Granted Full applications Extension Loft or dormer 8 docs

In Buckinghamshire

  • PL/26/01937/SA Granted

    63 Ingram Avenue Aylesbury Buckinghamshire HP21 9DJ

    Certificate of lawfulness for proposed dropped kerb.

    Received 18 Mar, published by the council 17 Sep 2026 Lawful development
  • PL/26/02452/SA Granted

    217A Desborough Avenue High Wycombe Buckinghamshire HP11 2TW

    Certificate of lawfulness for the proposed erection of an outbuilding.

    Received 25 Mar, published by the council 25 Sep 2026 Lawful development
  • PL/26/00836/SA Granted

    33 South View Downley Buckinghamshire HP13 5UL

    Certificate of lawfulness for the proposal to create new access at the front of the property.

    Received 2 Feb, published by the council 4 Aug 2026 Lawful development
  • PL/26/07553/SA Awaiting decision

    4 Marlborough Road Aylesbury Buckinghamshire HP21 8AU

    Certificate of Lawfulness for proposed new vehicular crossover (dropped kerb) to 4.6m total width including transition kerbs, with associated enlargement of the opening in the front boundary wall, and formation of a permeable hardstanding within the front garden to provide off-street parking for the existing dwellinghouse. Works are engineering/building operations as defined by s55 TCPA 1990. No change of use is proposed; the dwelling remains in Use Class C3. Existing drop kerb reinstated.

    Received 18 Sep, published by the council 3 Oct 2026 Lawful development
  • PL/26/07397/EU Awaiting decision

    22 Priory Road High Wycombe Buckinghamshire HP13 6SL

    Certificate of lawfulness for existing use of property as a block of eight self-contained flats, each falling within use class C3.

    Received 14 Sep, published by the council 3 Oct 2026 Lawful development