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Planning application

64 Kentons Lane Windsor SL4 4JJ

Refused Windsor and Maidenhead 25/03283/CPD Cert of Lawfulness of Proposed Dev

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

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 proposed single storey rear extension is lawful.

As published by the council, reference 25/03283/CPD

Application record

Reference
25/03283/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Refused As published: Refuse
Received
11 Dec 2025
Validated
17 Dec 2025
Decided
22 Jan 2026
Ward
Clewer And Dedworth East
Parish
Windsor Unparished
Decision by
Delegated
Postcode
SL4 4JJ

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2025: 1 approved, 1 refused.

  • 26/02143/FULL Awaiting decision

    64 Kentons Lane Windsor SL4 4JJ

    Single storey rear extension, new steps, pergola and alterations to fenestration (retrospective).

    Submitted 28 Aug 2026 Full applications
  • 26/00303/FULL Granted

    64 Kentons Lane Windsor SL4 4JJ

    Single storey rear extension and demolition of the existing pergola. (Part Retrospective).

    Decided 15 Apr 2026 Full applications

Timeline

Dates from the published record

  1. 11 Dec 2025

    Received by Windsor and Maidenhead

  2. 17 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 22 Jan 2026

    Decision issued: Refuse

  4. 11 Aug 2026

    Added to PlanIndex

Documents

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

6 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 0.3 miles

  • 64 Kentons Lane Windsor SL4 4JJ

    26/00303/FULL Submitted 4 Feb 2026 50 yards away

    Single storey rear extension and demolition of the existing pergola. (Part Retrospective).

    Granted Full applications Extension Demolition 9 docs
    Small domestic

  • 64 Kentons Lane Windsor SL4 4JJ

    26/02143/FULL Submitted 28 Aug 2026 50 yards away

    70% historically approved · decision due ~23 Oct

    Single storey rear extension, new steps, pergola and alterations to fenestration (retrospective).

    Awaiting decision Full applications Extension Windows or glazing 11 docs
    Small domestic

  • 68 Kentons Lane Windsor SL4 4JJ

    21/00540/CPD Submitted 22 Feb 2021 50 yards away

    Certificate of lawfulness to determine whether the proposed detached summer house following the demolition of the existing outbuilding is lawful.

    Granted Lawful development Demolition 8 docs

  • 238 Clewer Hill Road Windsor SL4 4DX

    24/02384/PDXL Submitted 2 Oct 2024 50 yards away

    Single storey rear extension no greater than 5.61m in depth, 3.15m high with an eaves height of 3.00m.

    Granted Prior approval Extension 7 docs
    Small domestic

  • 93 Kentons Lane Windsor SL4 4JH

    21/00891/FULL Submitted 22 Mar 2021 50 yards away

    Single storey wrap around extension.

    Granted Full applications Extension 14 docs
    Small domestic

  • 87 Kentons Lane Windsor SL4 4JH

    26/00286/CPD Submitted 2 Feb 2026 50 yards away

    Certificate of lawfulness to determine whether the proposed front porch, hip to gable, 2no. front rooflights and 1no. rear dormer are lawful.

    Refused Lawful development Extension Loft or dormer 12 docs
    Small domestic

In Windsor and Maidenhead

  • 26/02222/CPD Refused

    52 Audley Way Ascot SL5 8EF

    Certificate of lawfulness to determine whether the proposed single storey rear extension following the removal of the existing conservatory is lawful.

    Received 8 Sep, published by the council 24 Sep 2026 Lawful development
  • 26/01954/CPD Withdrawn

    Mulberry House Waltham Road Maidenhead SL6 3NH

    Certificate of lawfulness to determine whether the single storey rear extension is lawful.

    Received 7 Aug, published by the council 16 Aug 2026 Lawful development
  • 26/01856/CLU Granted

    Apple Tree Cottage And Land Adjacent To Apple Tree Cottage Paley Street Maidenhead

    Certificate of lawfulness to determine whether the existing use of the land as a residential garden incidental to the main dwelling is lawful

    Received 28 Jul, published by the council 24 Aug 2026 Lawful development
  • 26/02022/CPD Refused

    14 Church View White Waltham Maidenhead SL6 3JQ

    Certificate of lawfulness to determine whether the proposed 1no. rear dormer and alterations to fenestration are lawful

    Received 17 Aug, published by the council 2 Sep 2026 Lawful development
  • 26/01862/CLU Granted

    Holyport Pre School Holyport Youth Club Moneyrow Green Holyport Maidenhead SL6 2NA

    Certificate of lawfulness to determine whether the existing use of the site as a pre-school is lawful.

    Received 29 Jul, published by the council 4 Aug 2026 Lawful development