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Planning application

Hardings Cottage Hills Lane Cookham Maidenhead SL6 9NX

Granted Windsor and Maidenhead 21/02872/CPD Cert of Lawfulness of Proposed Dev

Works: Extension

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 two storey rear extension is lawful.

As published by the council, reference 21/02872/CPD

Application record

Reference
21/02872/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Permitted Development
Received
24 Sep 2021
Validated
20 Oct 2021
Decided
15 Dec 2021
Ward
Bisham And Cookham
Parish
Cookham Parish
Decision by
Delegated
Postcode
SL6 9NX

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2021: 2 approved, 0 refused.

  • 26/01404/TCA Granted

    Hardings Cottage Hills Lane Cookham Maidenhead SL6 9NX

    (T1) Oak - Reduce crown by up to a maximum of 1 metre utilizing the drop crotching technique (reduction by thinning). Finished height of tree 13 metres. Finished crown spread north to south of 15 metres, and finished crown spread east to west of 12 metres. Tip reduce east profile of crown to provide up to a maximum of 2 metres clearance to the building structure, tip reduce lower south profile of crown to provide up to a maximum of 2 metres clearance to fence, tip reduce branches encroaching on telephone cable to provide up to a maximum of 1 metre clearance, crown lift over driveway and access track to provide up to a maximum of 4.5 metres height clearance, crown clean to remove broken, dead, damaged and rubbing branches.

    Decided 10 Jul 2026 Trees
  • 22/02830/FULL Withdrawn

    Hardings Cottage Hills Lane Cookham Maidenhead SL6 9NX

    Single storey rear extension, increase to the exisiting habitable accommodation within the roofspace, 1no. rear dormer with Juliet balcony and alterations to fenestration.

    Decided 5 Oct 2023 Full applications

Timeline

Dates from the published record

  1. 24 Sep 2021

    Received by Windsor and Maidenhead

  2. 20 Oct 2021

    Validated

    Checked as complete and ready for consideration.

  3. 15 Dec 2021

    Decision issued: Permitted Development

  4. 16 Aug 2026

    Added to PlanIndex

Documents

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

12 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 15 December 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

  • Hardings Cottage Hills Lane Cookham Maidenhead SL6 9NX

    22/02830/FULL Submitted 21 Oct 2022 1m away

    Single storey rear extension, increase to the exisiting habitable accommodation within the roofspace, 1no. rear dormer with Juliet balcony and alterations to fenestration.

    Withdrawn Full applications Extension Loft or dormer +1 16 docs
    Small domestic
  • Hardings Cottage Hills Lane Cookham Maidenhead SL6 9NX

    26/01404/TCA Submitted 8 Jun 2026 7m away

    (T1) Oak - Reduce crown by up to a maximum of 1 metre utilizing the drop crotching technique (reduction by thinning). Finished height of tree 13 metres. Finished crown spread north to south of 15 metres, and finished crown spread east to west of 12 metres. Tip reduce east profile of crown to provide up to a maximum of 2 metres clearance to the building structure, tip reduce lower south profile of crown to provide up to a maximum of 2 metres clearance to fence, tip reduce branches encroaching on telephone cable to provide up to a maximum of 1 metre clearance, crown lift over driveway and access track to provide up to a maximum of 4.5 metres height clearance, crown clean to remove broken, dead, damaged and rubbing branches.

    Granted Trees 9 docs
    Small domestic
  • Little Slades Hills Lane Cookham Maidenhead SL6 9NT

    22/00077/TCA Submitted 12 Jan 2022 68m away

    Silver Birch - fell.

    Granted Trees 8 docs
  • Elm Cottage Hills Lane Cookham Maidenhead SL6 9NX

    26/00229/FULL Submitted 27 Jan 2026 72m away

    Alteration to the main roof, side wall, chimney, bay window and fenestration following demolition of existing internal elements, to the cottage ancillary the main dwellinghouse.

    Granted Full applications Demolition Windows or glazing 28 docs
    Domestic
  • Timber House Hills Lane Cookham Maidenhead SL6 9NX

    25/03355/CPD Submitted 16 Dec 2025 80m away

    Certificate of lawfulness to determine whether the proposed single storey rear extension and single storey outbuilding incidental to the main dwelling is lawful.

    Refused Lawful development Extension 7 docs
    Small domestic
  • Fairhill Cottage Warners Hill Cookham Maidenhead SL6 9NU

    21/01552/TCA Submitted 19 May 2021 150m away

    (T1) - Beech - Cut back the side profile by 2m on Hillsfield House side, this will reduce the width of the tree from 8m wide to 6m wide on this aspect. The cutting back will prune branches in the lower and mid crown only and not affect height.

    Granted Trees 7 docs

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.

    25 Feb 2026 Lawful development
  • 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

    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.

    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