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Planning application

13 Princess Avenue Windsor SL4 3LU

Awaiting decision Windsor and Maidenhead 26/02070/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 Use of the land for siting a mobile home for use ancillary to the main dwelling and the proposed mobile home meets the definition of a caravan as set out in the Caravan Sites Act 1968, and as amended in October 2006 (CSA). is lawful.

As published by the council, reference 26/02070/CPD

Application record

Reference
26/02070/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Awaiting decision
Received
21 Aug 2026
Validated
3 Sep 2026
Ward
Clewer East
Parish
Windsor Unparished
Postcode
SL4 3LU

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2021: 1 approved, 0 refused.

  • 21/02665/FULL Granted

    13 Princess Avenue Windsor SL4 3LU

    Single storey front porch and single storey side extension following demolition of existing element.

    Decided 24 Nov 2021 Full applications

Timeline

Dates from the published record

  1. 21 Aug 2026

    Received by Windsor and Maidenhead

  2. 3 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 12 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 29 October 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

11 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

  • 13 Princess Avenue Windsor SL4 3LU

    21/02665/FULL Submitted 1 Sep 2021 1m away

    Single storey front porch and single storey side extension following demolition of existing element.

    Granted Full applications Extension Demolition 7 docs
    Small domestic

  • 17 Princess Avenue Windsor SL4 3LU

    21/01313/FULL Submitted 28 Apr 2021 26m away

    Part single/part two storey front/side extension and single storey rear extension.

    Granted Full applications Extension 12 docs
    Small domestic

  • 5 Bulkeley Avenue Windsor SL4 3LR

    24/02229/CLD Submitted 13 Sep 2024 35m away

    Certificate of lawfulness to determine whether the existing loft conversion and 1no. rear dormer is lawful.

    Granted Lawful development Loft or dormer 6 docs

  • 5 Bulkeley Avenue Windsor SL4 3LR

    24/02230/FULL Submitted 13 Sep 2024 35m away

    Single storey front extension, single storey rear extension, canopy to rear and alterations to fenestration.

    Granted Full applications Extension Windows or glazing 7 docs
    Small domestic

  • 19 Princess Avenue Windsor SL4 3LU

    20/02840/FULL Submitted 26 Oct 2020 37m away

    Single storey front/side extension, following demolition of the existing single storey side element.

    Granted Full applications Extension Demolition 7 docs
    Small domestic

  • 21 Princess Avenue Windsor SL4 3LU

    21/02370/FULL Submitted 2 Aug 2021 46m away

    Single storey side/rear extension.

    Granted Full applications Extension 8 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