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Planning application

The Firs Mill Lane Horton Slough SL3 9PN

Granted Windsor and Maidenhead 20/01598/CPD Cert of Lawfulness of Proposed Dev

Works: Loft or dormer

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 side dormer to facilitate a loft conversion is lawful.

As published by the council, reference 20/01598/CPD

Application record

Reference
20/01598/CPD
Type
Cert of Lawfulness of Proposed Dev
Status
Decided
Decision
Granted As published: Permitted Development
Received
3 Jul 2020
Validated
7 Jul 2020
Decided
25 Aug 2020
Ward
Datchet Horton And Wraysbury
Parish
Horton Parish
Decision by
Delegated
Postcode
SL3 9PN

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2020: 1 approved, 1 refused.

  • 21/01100/FULL Refused

    The Firs Mill Lane Horton Slough SL3 9PN

    Part single part two storey side/rear extension to create x1 dwelling, following demolition of the existing garage.

    Decided 6 Sep 2021 Full applications
  • 20/01906/FULL Withdrawn

    The Firs Mill Lane Horton Slough SL3 9PN

    Two storey side/rear extension to create x1 dwelling, following demolition of the existing garage.

    Decided 22 Sep 2020 Full applications

Timeline

Dates from the published record

  1. 3 Jul 2020

    Received by Windsor and Maidenhead

  2. 7 Jul 2020

    Validated

    Checked as complete and ready for consideration.

  3. 25 Aug 2020

    Decision issued: Permitted Development

  4. 12 Oct 2026

    Added to PlanIndex

Documents

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

10 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 grant of permission means

Windsor and Maidenhead granted permission on 25 August 2020, 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 0.3 miles

  • The Firs Mill Lane Horton Slough SL3 9PN

    21/01100/FULL Submitted 8 Apr 2021 50 yards away

    Part single part two storey side/rear extension to create x1 dwelling, following demolition of the existing garage.

    Refused Full applications Extension Demolition 23 docs
    Domestic

  • The Firs Mill Lane Horton Slough SL3 9PN

    20/01906/FULL Submitted 30 Jul 2020 50 yards away

    Two storey side/rear extension to create x1 dwelling, following demolition of the existing garage.

    Withdrawn Full applications Extension Demolition 15 docs
    Domestic

  • The Firs And Land At The Firs Mill Lane Horton Slough

    20/02941/FULL Submitted 4 Nov 2020 50 yards away

    Two storey side extension following the demolition of the existing garage.

    Granted Full applications Extension Demolition 15 docs

  • The Haven Mill Lane Horton Slough SL3 9PN

    21/01584/FULL Submitted 21 May 2021 50 yards away

    New outbuilding to be used ancillary to the main dwelling following the demolition of the existing garage.

    Granted Full applications Demolition 8 docs
    Small domestic

  • Lucky For Some Mill Lane Horton Slough SL3 9PL

    22/01261/FULL Submitted 11 May 2022 50 yards away

    x1 rear outbuilding - retrospective.

    Granted Full applications 19 docs

  • Coppertops Mill Lane Horton Slough SL3 9PN

    26/00886/FULL Submitted 8 Apr 2026 50 yards away

    Single storey rear extension and first floor rear/side extension following demolition of existing conservatory.

    Granted Full applications Extension Demolition 25 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