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Planning application

9 Lawn Close Datchet Slough SL3 9JZ

Granted Windsor and Maidenhead 21/02811/CPD Cert of Lawfulness of Proposed Dev

Works: 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 conversion of the existing outbuilding to create a granny annexe and alterations to fenestration is lawful.

As published by the council, reference 21/02811/CPD

Application record

Reference
21/02811/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Application Permitted
Received
17 Sep 2021
Validated
17 Sep 2021
Decided
25 Nov 2021
Ward
Datchet Horton And Wraysbury
Parish
Datchet Parish
Decision by
Delegated
Postcode
SL3 9JZ

Site history

Applications at this address on the Windsor and Maidenhead register

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

  • 21/01577/CPD Granted

    9 Lawn Close Datchet Slough SL3 9JZ

    Certificate of lawfulness to determine whether the x2 rooflights and x1 new window to existing outbuilding is lawful.

    Decided 12 Aug 2021 Lawful development

Timeline

Dates from the published record

  1. 17 Sep 2021

    Received by Windsor and Maidenhead

  2. 25 Nov 2021

    Decision issued: Application Permitted

  3. 16 Aug 2026

    Added to PlanIndex

Documents

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

7 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 this grant of permission means

Windsor and Maidenhead granted permission on 25 November 2021, 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

  • 9 Lawn Close Datchet Slough SL3 9JZ

    21/01577/CPD Submitted 21 May 2021 7m away

    Certificate of lawfulness to determine whether the x2 rooflights and x1 new window to existing outbuilding is lawful.

    Granted Lawful development Loft or dormer Windows or glazing 7 docs
  • 15 Lawn Close Datchet Slough SL3 9JZ

    25/02111/FULL Submitted 18 Aug 2025 17m away

    Garage conversion, part single part two storey side/rear extension, raising of porch ridge, hip to gable, 1no. rear dormer and alterations to fenestration following the demolition of the existing elements.

    Refused Full applications Extension Loft or dormer +2 24 docs
    Small domestic
  • 15 Lawn Close Datchet Slough SL3 9JZ

    25/03073/FULL Submitted 21 Nov 2025 17m away

    Garage conversion, part single part two storey side/rear extension, raising of porch ridge, hip to gable, 1no. rear dormer and alterations to fenestration following the demolition of the existing elements.

    Granted Full applications Extension Loft or dormer +2 17 docs
    Small domestic
  • 15 Lawn Close Datchet Slough SL3 9JZ

    24/02482/FULL Submitted 14 Oct 2024 17m away

    Garage conversion, first floor front/side extension, part single part two storey rear extension, hip to gable, 1no. rear dormer, alterations to the front entrance porch, external finish and fenestration following the removal of the single storey elements.

    Refused Full applications Extension Loft or dormer +1 15 docs
    Small domestic
  • 19 Lawn Close Datchet Slough SL3 9JZ

    19/02875/CPD Submitted 16 Oct 2019 35m away

    Certificate of lawfulness to determine whether the proposed hip to gable, 2no. front roof lights, 1no. side facing window and rear dormer with Juliet balcony to facilitate a loft conversion is lawful.

    Granted Lawful development Loft or dormer Windows or glazing 5 docs
  • 16 Lawn Close Datchet Slough SL3 9JZ

    21/01429/FULL Submitted 10 May 2021 85m away

    Conversion of carport to garage

    Granted Full applications 12 docs

In Windsor and Maidenhead

  • 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.

    17 Jul 2026 Lawful development
  • 26/01615/CLU Granted

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    1 Jul 2026 Lawful development
  • 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 Jun 2026 Lawful development
  • 26/02117/CPD Awaiting decision

    27 Tyrell Gardens Windsor SL4 4DH

    Certificate of lawfulness to determine whether the proposed garage conversion is lawful.

    26 Aug 2026 Lawful development
  • 26/02105/CLD Awaiting decision

    19 North Dean Maidenhead SL6 7JD

    Certificate of lawfulness to determine whether the existing installation of an air-to-air heat pump (reversible air conditioning) condenser unit to the external east gable wall, including wall brackets, pipework, and associated fittings is lawful.

    26 Aug 2026 Lawful development