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Planning application

Guardians Broomfield Park Sunningdale Ascot SL5 0JS

Refused Windsor and Maidenhead 26/00032/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Roofing Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Certificate of lawfulness to determine whether the proposed single storey rear extension with canopy, new flat roof, replacement windows to all elevations and new render and timber boarding are lawful.

As published by the council, reference 26/00032/CPD

Application record

Reference
26/00032/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Refused As published: Refuse
Received
7 Jan 2026
Validated
7 Jan 2026
Decided
4 Mar 2026
Ward
Sunningdale And Cheapside
Parish
Sunningdale Parish
Decision by
Delegated
Postcode
SL5 0JS

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 5 applications since 2021: 3 approved, 2 refused.

  • 26/00707/FULL Granted

    Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    Single storey side/rear extension with canopy, new flat roof to existing rear element and alterations to fenestration and external finishes.

    Decided 15 May 2026 Full applications
  • 25/03181/CPD Refused

    Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    Certificate of lawfulness to determine whether the proposed single storey rear extension with canopy, new flat roof and replacement of the rear window to a sliding door to the existing single storey rear element are lawful.

    Decided 2 Jan 2026 Lawful development
  • 22/00174/FULL Granted

    Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    Replacement front/side boundary treatment.

    Decided 17 Jun 2022 Full applications
  • 21/03223/FULL Granted

    Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    Loft conversion with new and replacement rooflights.

    Decided 21 Dec 2021 Full applications

Timeline

Dates from the published record

  1. 7 Jan 2026

    Received by Windsor and Maidenhead

  2. 4 Mar 2026

    Decision issued: Refuse

  3. 11 Aug 2026

    Added to PlanIndex

Documents

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

17 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

Windsor and Maidenhead 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

  • Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    25/03181/CPD Submitted 4 Dec 2025 50 yards away

    Certificate of lawfulness to determine whether the proposed single storey rear extension with canopy, new flat roof and replacement of the rear window to a sliding door to the existing single storey rear element are lawful.

    Refused Lawful development Extension Windows or glazing 18 docs
    Small domestic

  • Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    22/00174/FULL Submitted 24 Jan 2022 50 yards away

    Replacement front/side boundary treatment.

    Granted Full applications 34 docs

  • Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    21/03223/FULL Submitted 28 Oct 2021 50 yards away

    Loft conversion with new and replacement rooflights.

    Granted Full applications Loft or dormer 16 docs

  • Guardians Broomfield Park Sunningdale Ascot SL5 0JS

    26/00707/FULL Submitted 18 Mar 2026 50 yards away

    Single storey side/rear extension with canopy, new flat roof to existing rear element and alterations to fenestration and external finishes.

    Granted Full applications Extension Windows or glazing 24 docs
    Small domestic

  • Apple Tree House Broomfield Park Sunningdale Ascot SL5 0JS

    23/01578/TPO Submitted 27 Jun 2023 50 yards away

    T1 - Lime - remove epicormic growth up to crown break at 5m, shorten lowest branch on SE side by 2.5m, leaving 4m, remove dead branches. T2 & T3 - Lime - remove epicormic growth up to crown break at 5m and remove dead branches. T5 - Sweet Chestnut - remove epicormic growth up to crown break at 4m from ground level. Crown lift to 4m removing secondary branches. T6 - Lime - remove epicormic growth up to 5m, remove dead branchesd and sever Ivy. T7 - Sweet Chestnut - crown lift to 4m and remove dead branches. T8 - Oak - crown lift to 4m, remove dead branches and sever ivy. T9 & T10 - remove dead branches (062/2001/TPO)

    Granted Trees 6 docs

  • Apple Tree House Broomfield Park Sunningdale Ascot SL5 0JS

    20/00441/TPO Submitted 17 Feb 2020 50 yards away

    (T1 - T5) - Lime - Remove epicormic growth from main stems up to 4 - 5m. (TPO 62 of 2001)

    Granted Trees 5 docs

In Windsor and Maidenhead

  • 26/02222/CPD Refused

    52 Audley Way Ascot SL5 8EF

    Certificate of lawfulness to determine whether the proposed single storey rear extension following the removal of the existing conservatory is lawful.

    Received 8 Sep, published by the council 24 Sep 2026 Lawful development
  • 26/01954/CPD Withdrawn

    Mulberry House Waltham Road Maidenhead SL6 3NH

    Certificate of lawfulness to determine whether the single storey rear extension is lawful.

    Received 7 Aug, published by the council 16 Aug 2026 Lawful development
  • 26/01856/CLU Granted

    Apple Tree Cottage And Land Adjacent To Apple Tree Cottage Paley Street Maidenhead

    Certificate of lawfulness to determine whether the existing use of the land as a residential garden incidental to the main dwelling is lawful

    Received 28 Jul, published by the council 24 Aug 2026 Lawful development
  • 26/02022/CPD Refused

    14 Church View White Waltham Maidenhead SL6 3JQ

    Certificate of lawfulness to determine whether the proposed 1no. rear dormer and alterations to fenestration are lawful

    Received 17 Aug, published by the council 2 Sep 2026 Lawful development
  • 26/01862/CLU Granted

    Holyport Pre School Holyport Youth Club Moneyrow Green Holyport Maidenhead SL6 2NA

    Certificate of lawfulness to determine whether the existing use of the site as a pre-school is lawful.

    Received 29 Jul, published by the council 4 Aug 2026 Lawful development