Skip to content
PlanIndex Get alerts
Menu

Planning application

Chanonry St Leonards Hill Windsor SL4 4AT

Refused Windsor and Maidenhead 25/02471/FULL Full

Works: Extension Loft or dormer Roofing Windows or glazing

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

New front entrance canopy, part single, part two storey front/side extension with enlargement of the existing garage and habitable accommodation within the roofspace, two storey rear extension, new roof, raising of the eaves and ridge, loft conversion with 1no. front dormer and alterations to the external finish and fenestration.

As published by the council, reference 25/02471/FULL

Application record

Reference
25/02471/FULL
Type
Full
Status
Decided
Decision
Refuse
Received
22 Sep 2025
Validated
22 Sep 2025
Decided
17 Nov 2025
Ward
Clewer And Dedworth East
Parish
Windsor Unparished
Decision by
Delegated
Postcode
SL4 4AT

Site history

Applications at this address on the Windsor and Maidenhead register

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

  • 22/00923/TPO Refused

    Chanonry St Leonards Hill Windsor SL4 4AT

    Willow tree - fell, Conifer - fell (007/1959/TPO)

    Decided 26 May 2022 Trees

Timeline

Dates from the published record

  1. 22 Sep 2025

    Received by Windsor and Maidenhead

  2. 17 Nov 2025

    Decision issued: Refuse

  3. 11 Aug 2026

    Added to PlanIndex

Documents

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

13 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 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • Chanonry St Leonards Hill Windsor SL4 4AT

    22/00923/TPO Submitted 4 Apr 2022 31m away

    Willow tree - fell, Conifer - fell (007/1959/TPO)

    Refused Trees 7 docs

  • The Corner House St Leonards Hill Windsor SL4 4AL

    22/03008/TPO Submitted 10 Nov 2022 41m away

    (T1 and T2) - Ash - Fell. (002/1960/TPO)

    Granted Trees 5 docs

  • Brancepeth St Leonards Hill Windsor SL4 4AT

    23/02287/TPO Submitted 18 Sep 2023 50m away

    (T1) Eucalyptus - to crown reduce one eucalyptus tree to previous reduction points (approx. 4-5m) (007/1959/TPO).

    Granted Trees 6 docs

  • Valley View And Brancepeth And The Old Ruins And Chanonry St Leonards Hill Windsor

    21/02382/TPO Submitted 2 Aug 2021 57m away

    Front gardens - (T2) Leyandi tree - fell; (T3) Maple - pollard back to previous points; (T4) Eucalyptus - reduce the canopy by 7m to leave a height and spread of 8m. Rear gardens - (T1) Ash - fell; (T2) Cherry - fell; (T3) Willow - cut back overhanging branches, (T4) Goat Willow - fell; (T5) Thuja Hedge - reduce to 1m below trim line; (T6) Sycamore - raise crown to 5m and remove deadwood; (T7) Ash - fell; (T8) Sycamore - cut back overhanging branches; (T9) Ash - remove dangerous limbs overhanging neighbouring properties; (T10) - remove overhanging branches. (TPO 7 of 1959).

    Granted Trees 8 docs

  • Blandford St Leonards Hill Windsor SL4 4AT

    25/03361/TPO Submitted 18 Dec 2025 63m away

    TG1 - Cypress - fell (007/1959/TPO).

    Granted Trees 10 docs

  • Talmaer House St Leonards Hill Windsor SL4 4AL

    23/00301/CPD Submitted 6 Feb 2023 84m away

    Certificate of lawfulness to determine whether the garage conversion and alterations to fenestration is lawful.

    Granted Lawful development Windows or glazing 9 docs

In Windsor and Maidenhead

  • 26/00685/FULL Granted

    Blossoms Broomfield Park Sunningdale Ascot SL5 0JT

    Relocation of front entrance door, new front canopy, single storey side infill extension, part single part two storey rear extension, first floor side extension, 1no. front dormer and alterations to fenestration and external finishes following demolition of existing elements.

    16 Mar 2026 Full applications
  • 26/01566/FULL Refused

    20 Victoria Road Eton Wick Windsor SL4 6LY

    New front boundary treatment, piers and gates (part retrospective).

    25 Jun 2026 Full applications
  • 26/01732/FULL Granted

    27 Hemsdale Maidenhead SL6 6SL

    Enlargement and conversion of the existing garage, single storey side/rear extension and alterations to fenestration.

    15 Jul 2026 Full applications
  • 26/01676/FULL Granted

    51 Upper Village Road Ascot SL5 7AJ

    Single storey side/rear extension.

    9 Jul 2026 Full applications
  • 26/01227/FULL Granted

    92 Kennel Ride Ascot SL5 7NW

    Two storey side extension with canopy, single storey rear extension alterations to fenestration and a detached outbuilding ancillary to the main dwelling.

    14 May 2026 Full applications