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Planning application

10 Lyndhurst Avenue Cookham Maidenhead SL6 9NH

Granted Windsor and Maidenhead 21/00542/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Loft or dormer 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 new front porch, rear dormer and 3no. front rooflights is lawful.

As published by the council, reference 21/00542/CPD

Application record

Reference
21/00542/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Permitted Development
Received
23 Feb 2021
Validated
23 Feb 2021
Decided
19 Apr 2021
Ward
Bisham And Cookham
Parish
Cookham Parish
Decision by
Delegated
Postcode
SL6 9NH

Timeline

Dates from the published record

  1. 23 Feb 2021

    Received by Windsor and Maidenhead

  2. 19 Apr 2021

    Decision issued: Permitted Development

  3. 12 Sep 2026

    Added to PlanIndex

Documents

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

8 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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What this grant of permission means

Windsor and Maidenhead granted permission on 19 April 2021, 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

  • Alfred Major Recreation Ground High Road Cookham Maidenhead

    26/00892/TPO Submitted 8 Apr 2026 57m away

    (G1) Oak - lift to achieve up to 3.5m clearance over the rear garden, no primary branches to be removed. (G2) Oak - prune to give 3.5m clearance over the garden, no primary branches over 5cm in diameter to be removed. (030/2008/TPO).

    Granted Trees 9 docs

  • Alfred Major Recreation Ground High Road Cookham Maidenhead

    26/00408/TPO Submitted 13 Feb 2026 64m away

    T4 - T5 Oak - Tip reduce longest lateral southern side by 2m, leaving a spread of 8m and crown lift to 4m above ground level (030/2008/TPO).

    Withdrawn Trees 8 docs

  • Hillcrest Stores 13 Hillcrest Avenue Cookham Maidenhead SL6 9NB

    22/03090/FULL Submitted 16 Nov 2022 93m away

    Single storey side extension, rear boundary wall and new access.

    Granted Full applications Extension 12 docs
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  • 16 Whyteladyes Lane Cookham Maidenhead SL6 9NA

    26/01312/FULL Submitted 27 May 2026 141m away

    Hip to gable, 1no. front dormer, 1no. rear dormer and alterations to fenestration and relocation of PV panels.

    Refused Full applications Loft or dormer Windows or glazing 30 docs

  • Alfred Major Recreation Ground High Road Cookham Maidenhead

    25/02891/TPO Submitted 31 Oct 2025 161m away

    T6 Oak and T7 Oak - crown lift secondary and smaller growth to give up to 3m clearance over ground level (030/2008/TPO).

    Granted Trees 7 docs

  • Alfred Major Recreation Ground High Road Cookham Maidenhead

    22/00890/TPO Submitted 31 Mar 2022 163m away

    (G1) 2 x Oak trees, central and western twin-stemmed trees in the group - Tip reduce lateral spread over the residential gardens to the south only by up to 2m and ensure a lower crown clearance of 4m from ground level. (030/2008/TPO).

    Granted Trees 8 docs

In Windsor and Maidenhead

  • 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
  • 26/02230/CPD Awaiting decision

    15 Castle Avenue Datchet Slough SL3 9BA

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

    9 Sep 2026 Lawful development
  • 26/01039/CPD Refused

    Touchen End House Ascot Road Holyport Maidenhead SL6 3JY

    Certificate of lawfulness to determine whether the proposed outbuilding following demolition of existing garage is lawful.

    28 Apr 2026 Lawful development
  • 26/02205/CPD Awaiting decision

    15 Warrington Spur Old Windsor Windsor SL4 2NF

    Certificate of lawfulness to determine whether the proposed new driveway is lawful.

    7 Sep 2026 Lawful development
  • 26/01648/CPD Granted

    38 Tilstone Close Eton Wick Windsor SL4 6NG

    Certificate of lawfulness to determine whether the proposed formation of habitable room in roofspace with side dormer, 1 No front and side rooflights, 1 No. rear window and part hip to gable is lawful.

    6 Jul 2026 Lawful development