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Planning application

4 Marbeck Close Windsor SL4 5RB

Awaiting decision Windsor and Maidenhead 26/02246/CPD Cert of Lawfulness of Proposed Dev

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Certificate of lawfulness to determine whether the proposed detached outbuilding incidental to the main dwelling is lawful.

As published by the council, reference 26/02246/CPD

Application record

Reference
26/02246/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Awaiting decision
Received
10 Sep 2026
Validated
11 Sep 2026
Ward
Clewer And Dedworth West
Parish
Windsor Unparished
Postcode
SL4 5RB

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2022: 2 approved, 0 refused.

  • 22/02371/PDXL Granted

    4 Marbeck Close Windsor SL4 5RB

    Single storey rear extension no greater than 6.00m in depth, 2.95m high with an eaves height of 2.95m.

    Decided 5 Oct 2022 Prior approval
  • 22/02366/CPD Granted

    4 Marbeck Close Windsor SL4 5RB

    Certificate of lawfulness to determine whether the proposed rear dormer is lawful.

    Decided 1 Nov 2022 Lawful development

Timeline

Dates from the published record

  1. 10 Sep 2026

    Received by Windsor and Maidenhead

  2. 11 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 18 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 6 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Windsor and Maidenhead took a median of 55 days over the applications it decided in the last year.

Documents

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

5 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 documents

What happens while it is decided

This application is with Windsor and Maidenhead for determination, against a statutory target of eight weeks. Over the last year Windsor and Maidenhead decided lawful development applications in a median of 50 days. More in our guide to how long planning decisions take.

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

  • 4 Marbeck Close Windsor SL4 5RB

    22/02371/PDXL Submitted 26 Aug 2022 0m away

    Single storey rear extension no greater than 6.00m in depth, 2.95m high with an eaves height of 2.95m.

    Granted Prior approval Extension 8 docs
    Small domestic

  • 4 Marbeck Close Windsor SL4 5RB

    22/02366/CPD Submitted 26 Aug 2022 1m away

    Certificate of lawfulness to determine whether the proposed rear dormer is lawful.

    Granted Lawful development Loft or dormer 8 docs

  • Land At 5 And 5 Marbeck Close Windsor

    25/02235/FULL Submitted 27 Aug 2025 22m away

    New detached dwelling with cycle and bin storage, following demolition of existing garage and outbuilding.

    Withdrawn Full applications New dwelling Demolition 32 docs
    Small domestic

  • 5 Marbeck Close Windsor SL4 5RB

    24/02186/FULL Submitted 9 Sep 2024 23m away

    Single storey outbuilding ancillary to the main dwelling (retrospective).

    Granted Full applications 11 docs
    Small domestic

  • Land At 5 And 5 Marbeck Close Windsor

    22/01643/FULL Submitted 14 Jun 2022 23m away

    New detached dwelling with bin storage, following demolition of the existing garage and outbuilding.

    Refused Full applications New dwelling Demolition 62 docs
    Small domestic

  • Land At 5 And 5 Marbeck Close Windsor

    25/03347/FULL Submitted 18 Dec 2025 24m away

    A new detached dwelling with bin and cycle storage, following demolition of the existing garage and outbuilding

    Granted Full applications New dwelling Demolition 40 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