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Planning application

Kirkstone Horton Road Horton Slough SL3 9NU

Refused Windsor and Maidenhead 25/02320/PDXL Permitted Development Extended

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

Single storey rear extension no greater than 8.00m in depth, 2.62m high with an eaves height of 2.62m.

As published by the council, reference 25/02320/PDXL

Application record

Reference
25/02320/PDXL
Type
Permitted Development Extended
Status
Decided
Decision
Refused As published: Refuse
Received
8 Sep 2025
Validated
8 Sep 2025
Decided
20 Oct 2025
Ward
Datchet Horton And Wraysbury
Parish
Horton Parish
Decision by
Delegated
Postcode
SL3 9NU

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 2 applications since 2025: 0 approved, 1 refused.

  • 26/00594/FULL Awaiting decision

    Kirkstone Horton Road Horton Slough SL3 9NU

    Replacement dwelling with 4no. parking spaces (Part Retrospective).

    Submitted 5 Mar 2026 Full applications

Timeline

Dates from the published record

  1. 8 Sep 2025

    Received by Windsor and Maidenhead

  2. 20 Oct 2025

    Decision issued: Refuse

  3. 11 Aug 2026

    Added to PlanIndex

Documents

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

9 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.

Watch members (£5 a month) open the document list 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 prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • Kirkstone Horton Road Horton Slough SL3 9NU

    26/00594/FULL Submitted 5 Mar 2026 50 yards away

    70% historically approved · decision due ~16 Jun

    Replacement dwelling with 4no. parking spaces (Part Retrospective).

    Awaiting decision Full applications 38 docs
    Domestic
  • Vine Cottage Horton Road Horton Slough SL3 9NU

    20/01928/CLD Submitted 30 Jul 2020 50 yards away

    Certificate of lawfulness to determine whether the existing use of the building as a large HMO is lawful and to determine whether the existing single storey side and rear extensions are lawful.

    Withdrawn Lawful development Extension 28 docs
    Small domestic
  • Osmington Horton Road Horton Slough SL3 9NU

    26/01453/FULL Submitted 11 Jun 2026 50 yards away

    70% historically approved · decision due ~17 Nov

    Conversion of the existing dwelling into 4no. flats to include part single part two storey rear extension, loft conversion, 1no. rear Juliet balcony, bin storage, hardstanding and alterations to fenestration following demolition of existing elements.

    Awaiting decision Full applications New dwelling Extension +3 20 docs
    Several homes
  • Brookfield Cottage Datchet Road Horton Slough SL3 9PT

    21/01111/FULL Submitted 9 Apr 2021 100 yards away

    Installation of electronic vehicular entrance gates.

    Withdrawn Full applications 13 docs
  • 1 Derby Cottages Horton Road Horton Slough SL3 9NX

    21/00669/FULL Submitted 5 Mar 2021 100 yards away

    Single storey side extension

    Granted Full applications Extension 6 docs
    Small domestic
  • Horton Cedars Datchet Road Horton Slough SL3 9PS

    22/00112/FULL Submitted 18 Jan 2022 100 yards away

    Single storey side extension with accommodation in the roof space, following demolition of the existing two storey side element.

    Refused Full applications Extension Demolition 17 docs
    Small domestic

In Windsor and Maidenhead

  • 26/02170/PDXL Granted

    15 Cell Farm Avenue Old Windsor Windsor SL4 2PD

    Single storey rear extension no greater than 5.00m in depth, 2.85m high with an eaves height of 2.85m following demolition of the existing elements.

    Received 3 Sep, published by the council 12 Sep 2026 Prior approval
  • 26/02445/PDXL Awaiting decision

    Mulberry House Waltham Road Maidenhead SL6 3NH

    Single storey rear extension no greater than 7.88m in depth, 3.50m high with an eaves height of 3.00m.

    Received 7 Oct, published by the council 9 Oct 2026 Prior approval
  • 26/02001/CLAMA Granted

    158 Blackamoor Lane Maidenhead SL6 8RN

    Prior approval for the change of use of the ground floor from Use Class Eg(iii) to form 8 no. x 1 bedroom flats.

    Received 13 Aug, published by the council 24 Aug 2026 Prior approval
  • 26/02425/PDXL Awaiting decision

    Eton Manor 60 Eton Road Datchet Slough SL3 9AY

    Single storey rear extension no greater than 6.00m in depth, 3.00m high with an eaves height of 2.75m.

    Received 5 Oct, published by the council 9 Oct 2026 Prior approval
  • 26/02007/PDXL Refused

    18 Bradshaw Close Windsor SL4 5PS

    Single storey rear extension no greater than 3.60m in depth, 3.77m high with an eaves height of 2.43m.

    Received 13 Aug, published by the council 24 Aug 2026 Prior approval