Planning application
16 Keppel Spur Old Windsor Windsor SL4 2LU
Works: Loft or dormer
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Certificate of lawfulness to determine whether the existing 1no. rear dormer is lawful.
As published by the council, reference 25/02087/CLD
Application record
- Reference
- 25/02087/CLD
- Type
- Certificate of Lawfulness of Development
- Status
- Decided
- Decision
- Permitted Development
- Received
- 15 Aug 2025
- Validated
- 6 Oct 2025
- Decided
- 27 Nov 2025
- Ward
- Old Windsor
- Parish
- Old Windsor Parish
- Decision by
- Delegated
- Postcode
- SL4 2LU
Timeline
Dates from the published record
-
15 Aug 2025
Received by Windsor and Maidenhead
-
6 Oct 2025
Validated
Checked as complete and ready for consideration.
-
27 Nov 2025
Decision issued: Permitted Development
-
11 Aug 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Windsor and Maidenhead granted permission on 27 November 2025, 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
-
18 Keppel Spur Old Windsor Windsor SL4 2LU
Single storey rear/side extension following demolition of existing elements.
Granted Full applications Extension Demolition 23 docsSmall domestic -
17 Keppel Spur Old Windsor Windsor SL4 2LU
Certificate of lawfulness to determine whether the proposed 2no. front rooflights, 1no. gable window and 1no. rear dormer is lawful.
Granted Lawful development Loft or dormer Windows or glazing 7 docs -
17 Keppel Spur Old Windsor Windsor SL4 2LU
x1 detached outbuilding.
Granted Full applications 11 docs -
17 Keppel Spur Old Windsor Windsor SL4 2LU
Single storey rear extension no greater than 6.00m in depth, 3.50m high with an eaves height of 2.70m.
Granted Prior approval Extension 10 docsSmall domestic -
-
Other lawful development applications
In Windsor and Maidenhead
-
26/00501/CPU Refused
143 Cookham Road Maidenhead SL6 7EU
Certificate of lawfulness to determine whether the proposed use of the dwelling as a small childrens home for up to two children and two carers is lawful.
-
26/01763/CPU Refused
Land At The Junction of Warners Hill And Dean Lane Cookham Maidenhead
Certificate of lawfulness to determine whether the proposed use of the land as an orchard with mobile poultry run and polytunnel is lawful.
-
26/01615/CLU Granted
Riding Court Farm Riding Court Riding Court Road Datchet Slough SL3 9JT
Certificate of lawfulness to determine whether the existing units 'JKL' (use class B8) used for storage and distribution; unit 'AB' (use class B8) used for hiring, maintaining, and cleaning concrete screed and machinery and 'storage yard 2' (use class B8) used for the storage of scaffolding is lawful.
-
26/01581/CLD Granted
The George Public House The Brewhouse The Green Holyport Road Holyport Maidenhead
Certificate of lawfulness to determine whether the existing bollard is lawful.
-
26/02117/CPD Awaiting decision
27 Tyrell Gardens Windsor SL4 4DH
Certificate of lawfulness to determine whether the proposed garage conversion is lawful.