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Planning application

3 The Redwoods Windsor SL4 3TA

Refused Windsor and Maidenhead 26/01049/CLD Certificate of Lawfulness of Development

Works: Extension Loft or dormer

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 existing changes to the roof and rooflights of the first floor rear extension are lawful.

As published by the council, reference 26/01049/CLD

Application record

Reference
26/01049/CLD
Type
Certificate of Lawfulness of Development
Status
Decided
Decision
Refused As published: Refuse
Received
29 Apr 2026
Validated
8 May 2026
Decided
2 Jul 2026
Ward
Old Windsor
Parish
Windsor Unparished
Decision by
Delegated
Postcode
SL4 3TA

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2025: 1 approved, 1 refused.

  • 25/03014/CONDIT Granted

    3 The Redwoods Windsor SL4 3TA

    Details required by Condition 3 (Biodiversity enhancements) of planning permission 25/01839/FULL for a Garage conversion, relocation of the existing entrance door, part single part two storey rear extension, first floor front extension, habitable accommodation within the roofspace and alterations to the external finish and fenestration following the removal of the existing elements.

    Decided 8 Jan 2026 Conditions

Timeline

Dates from the published record

  1. 29 Apr 2026

    Received by Windsor and Maidenhead

  2. 8 May 2026

    Validated

    Checked as complete and ready for consideration.

  3. 2 Jul 2026

    Decision issued: Refuse

  4. 25 Jul 2026

    Added to PlanIndex

Documents

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

30 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 500 metres

  • 3 The Redwoods Windsor SL4 3TA

    25/03014/CONDIT Submitted 14 Nov 2025 1m away

    Details required by Condition 3 (Biodiversity enhancements) of planning permission 25/01839/FULL for a Garage conversion, relocation of the existing entrance door, part single part two storey rear extension, first floor front extension, habitable accommodation within the roofspace and alterations to the external finish and fenestration following the removal of the existing elements.

    Granted Conditions Extension Windows or glazing 10 docs
  • 2 The Redwoods Windsor SL4 3TA

    23/00005/TPO Submitted 3 Jan 2023 15m away

    Yew - Crown reduce all round by 1-2m, leaving a final height of 4m and spread of 4.5m. (002/1994/TPO)

    Granted Trees 5 docs
  • 1 The Redwoods Windsor SL4 3TA

    25/02821/TPO Submitted 23 Oct 2025 22m away

    White dot - Horse chestnut - Reduce the lowest 3 limbs over neighbours by 2-2.5m back to previous points to provide 2.5m clearance, Black dot - Horse Chestnut - Reduce spread over fence line by up to 2.5m by reducing over extending branches on the lower 50% of the canopy and raise lower hanging branches growing over fence line to provide suitable clearance leaving spread of tree at 14m (002/1994/TPO).

    Granted Trees 7 docs
    Small domestic
  • 1 The Redwoods Windsor SL4 3TA

    21/01890/TPO Submitted 17 Jun 2021 28m away

    T5 Horse Chestnut - Reduce three lowest branches over the boundary of no 2 Redwood by 2-2.5 meters to provide clearance to the building, these branches are in order by the lowest from ground level 2.7 meters, 2.9 meters, and 3.1 meters. And diameter at stem union is between 4 and 4.5 inches the reduction would leave the branches at a length of approximately 3-3.5 meters and would be taken back to tertiary points where possible otherwise establishing new points of reduction. (TPO 2 of 1994)

    Granted Trees 5 docs
  • Street Record The Redwoods Windsor SL4 3TA

    22/00808/FULL Submitted 25 Mar 2022 30m away

    New front boundary treatment consisting of new brick piers, railings, landscaping and signage to the entrance to The Redwoods.

    Granted Full applications 24 docs
  • Street Record The Redwoods Windsor SL4 3TA

    23/00251/TPO Submitted 30 Jan 2023 46m away

    (T29) Horse Chestnut - fell and (T25) Yew - crown reduce by 1-1.5m to leave a height of 4-4.5m and a spread of 4m. (002/1994/TPO).

    Granted Trees 6 docs

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.

    Received 16 Jul, published by the council 31 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.

    Received 27 Jul, published by the council 24 Aug 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.

    Received 27 Jul, published by the council 24 Aug 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.

    Received 21 Jul, published by the council 27 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.

    Received 24 Jun, published by the council 25 Jul 2026 Lawful development