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Planning application

23 Llanvair Close Ascot SL5 9HX

Granted Windsor and Maidenhead 20/02481/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Small domestic

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

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

Proposal

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

As published by the council, reference 20/02481/CPD

Application record

Reference
20/02481/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Permitted Development
Received
23 Sep 2020
Validated
24 Sep 2020
Decided
17 Nov 2020
Ward
Ascot & Sunninghill
Parish
Sunninghill And Ascot Parish
Decision by
Delegated
Postcode
SL5 9HX

Timeline

Dates from the published record

  1. 23 Sep 2020

    Received by Windsor and Maidenhead

  2. 24 Sep 2020

    Validated

    Checked as complete and ready for consideration.

  3. 17 Nov 2020

    Decision issued: Permitted Development

  4. 12 Sep 2026

    Added to PlanIndex

Documents

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

14 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

Windsor and Maidenhead granted permission on 17 November 2020, 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 500 metres

  • 19 Llanvair Close Ascot SL5 9HX

    22/01918/FULL Submitted 15 Jul 2022 41m away

    Single storey rear extension and alterations to fenestration.

    Granted Full applications Extension Windows or glazing 14 docs
    Small domestic
  • 19 Llanvair Close Ascot SL5 9HX

    21/00590/TPO Submitted 26 Feb 2021 46m away

    T1 - Silver Birch - fell, T2 - Silver Birch - fell, T3 - Cherry tree - fell (TPO 11 of 2014)

    Granted Trees 9 docs
  • 10 Llanvair Close Ascot SL5 9HX

    22/03219/CPD Submitted 1 Dec 2022 56m away

    Certificate of lawfulness to determine whether the proposed outbuilding with paved patio area and external swimming pool is lawful.

    Granted Lawful development 15 docs
  • 16 Llanvair Close And 37A And 39 Llanvair Drive Ascot

    25/03043/TPO Submitted 17 Nov 2025 60m away

    T2 - Beech (Neighbours Property) - tip reduce to boundary line, T3 - Birch - fell, T6 - Oak (Neighbours Property) - Tip reduce lowest limb extending over parking area of 16 Llanvair Close to suitable pruning points (011/2014/TPO).

    Granted Trees 17 docs
  • Sanderling Cottage 8 Llanvair Close Ascot SL5 9HX

    21/00983/FULL Submitted 29 Mar 2021 65m away

    Part single part two storey side extension with x1 rear juliet balcony, alterations to the existing garage comprising of x2 dormers and x3 rooflights and alterations to external finishes.

    Granted Full applications Extension Loft or dormer 23 docs
  • 17 Llanvair Close Ascot SL5 9HX

    21/01702/FULL Submitted 28 May 2021 67m away

    x1 new front porch.

    Granted Full applications Extension 11 docs
    Small domestic

In Windsor and Maidenhead

  • 26/01743/CPD Refused

    1 Aston Mead Windsor SL4 5PW

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

    16 Jul 2026 Lawful development
  • 26/01828/CPU Granted

    Concorde Park Concorde Road Maidenhead SL6 4FJ

    Certificate of lawfulness to determine whether a private hire operators licence for taxi services is lawful.

    27 Jul 2026 Lawful development
  • 26/01853/CPU Granted

    20 Craufurd Rise Maidenhead SL6 7LS

    Certificate of lawfulness to determine whether the proposed use of a room on the ground floor as private hire operators licence is lawful.

    27 Jul 2026 Lawful development
  • 26/01781/CPD Refused

    163 Arthur Road Windsor SL4 1RZ

    Certificate of lawfulness to determine whether the proposed rear L shaped dormer with Juliet balcony and new air source heat pump are lawful.

    21 Jul 2026 Lawful development
  • 26/01553/CLU Granted

    64 Priors Way Maidenhead SL6 2EN

    Certificate of lawfulness to determine whether the existing use of building as self-contained residential dwelling as per details set out in Statutory Declaration is lawful.

    24 Jun 2026 Lawful development