Planning application
363 St Leonards Road Windsor SL4 3DS
Works: Loft or dormer Windows or glazing
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 1no. front rooflight, 1no. L-shaped rear dormer with 1no. Juliet balcony and alterations to fenestration are lawful.
As published by the council, reference 26/01431/CPD
Application record
- Reference
- 26/01431/CPD
- Type
- Cert of Lawfulness of Proposed Dev
- Status
- Decided
- Decision
- Permitted Development
- Received
- 10 Jun 2026
- Validated
- 10 Jun 2026
- Decided
- 29 Jul 2026
- Ward
- Clewer East
- Parish
- Windsor Unparished
- Decision by
- Delegated
- Postcode
- SL4 3DS
Timeline
Dates from the published record
-
10 Jun 2026
Received by Windsor and Maidenhead
-
25 Jul 2026
Added to PlanIndex
-
29 Jul 2026
Decision issued: Permitted Development
Documents
Plans, drawings, consultee responses and the officer's report
10 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Windsor and Maidenhead granted permission on 29 July 2026, 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
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346 St Leonards Road Windsor SL4 3DX
Certificate of lawfulness to determine whether the proposed single storey outbuildings incidental to the main dwelling are lawful.
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352 St Leonards Road Windsor SL4 3DX
Single storey rear extension no greater than 4.00m in depth, 3.75m high with an eaves height of 3.00m.
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3A Peel Close Windsor SL4 3NW
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26/01743/CPD Refused
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26/01828/CPU Granted
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26/01853/CPU Granted
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26/01781/CPD Refused
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Certificate of lawfulness to determine whether the proposed rear L shaped dormer with Juliet balcony and new air source heat pump are lawful.
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26/01553/CLU Granted
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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.