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Planning application

17 Laggan Square Maidenhead SL6 7LA

Granted Windsor and Maidenhead 26/00704/PDXL Permitted Development Extended

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Single storey rear extension no greater than 6.00m in depth, 4.00m high with an eaves height of 3.00m.

As published by the council, reference 26/00704/PDXL

Application record

Reference
26/00704/PDXL
Type
Permitted Development Extended
Status
Decided
Decision
Prior Approval Not Required
Received
18 Mar 2026
Validated
18 Mar 2026
Decided
27 Apr 2026
Ward
Riverside
Parish
Maidenhead Unparished
Decision by
Delegated
Postcode
SL6 7LA

Site history

Applications at this address on the Windsor and Maidenhead register

This site has had 3 applications since 2026: 3 approved, 0 refused.

  • 26/01689/FULL Granted

    17 Laggan Square Maidenhead SL6 7LA

    2no. front canopies, 3no. front rooflights, part single part two storey side/rear extension, hip to gable, 1no. loft conversion with 1no. rear dormer and 1no. detached outbuilding ancillary to the main dwelling following the demolition of the existing elements.

    Decided 11 Sep 2026 Full applications
  • 26/00714/CPD Granted

    17 Laggan Square Maidenhead SL6 7LA

    Certificate of lawfulness to determine whether the proposed single storey side extension, 3no. front rooflights, 1no. rear dormer and hip to gable following the demolition of the existing detached garage and outbuilding is lawful.

    Decided 2 Apr 2026 Lawful development

Timeline

Dates from the published record

  1. 18 Mar 2026

    Received by Windsor and Maidenhead

  2. 27 Apr 2026

    Decision issued: Prior Approval Not Required

  3. 25 Jul 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 27 April 2026, 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 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 500 metres

  • 17 Laggan Square Maidenhead SL6 7LA

    26/01689/FULL Submitted 10 Jul 2026 1m away

    2no. front canopies, 3no. front rooflights, part single part two storey side/rear extension, hip to gable, 1no. loft conversion with 1no. rear dormer and 1no. detached outbuilding ancillary to the main dwelling following the demolition of the existing elements.

    Granted Full applications Extension Loft or dormer +1 16 docs
    Small domestic

  • 17 Laggan Square Maidenhead SL6 7LA

    26/00714/CPD Submitted 19 Mar 2026 3m away

    Certificate of lawfulness to determine whether the proposed single storey side extension, 3no. front rooflights, 1no. rear dormer and hip to gable following the demolition of the existing detached garage and outbuilding is lawful.

    Granted Lawful development Extension Loft or dormer +1 10 docs
    Small domestic

  • 15 Laggan Square Maidenhead SL6 7LA

    22/02508/CPD Submitted 14 Sep 2022 12m away

    Certificate of lawfulness to determine whether the proposed detached outbuilding to be used as an office ancillary to the main dwelling is lawful.

    Granted Lawful development 6 docs
    Small domestic

  • 9 Laggan Square Maidenhead SL6 7LA

    23/00787/FULL Submitted 29 Mar 2023 39m away

    Part single part two storey side/rear extension, garage conversion, part hip to gable, 2no. rooflights and 1no. rear dormer following demolition of existing element.

    Granted Full applications Extension Loft or dormer +1 9 docs

  • 20 Laggan Square Maidenhead SL6 7LA

    23/02309/CPD Submitted 20 Sep 2023 89m away

    Certificate of lawfulness to determine whether the single storey rear extension, hip to gable, 3no. front rooflights and loft conversion to include 1no. rear dormer is lawful.

    Granted Lawful development Extension Loft or dormer 14 docs
    Small domestic

  • 18 Moorside Close Maidenhead SL6 7HW

    24/02591/FULL Submitted 24 Oct 2024 97m away

    Single storey front extension, 1no. rear dormer to accommodate a loft conversion and alterations to fenestration.

    Granted Full applications Extension Loft or dormer +1 4 docs
    Small domestic

In Windsor and Maidenhead

  • 26/01684/PDXL Refused

    9 Duncroft Windsor SL4 4HH

    Single storey rear extension no greater than 6.00m in depth, 3.20m high with an eaves height of 2.90m.

    10 Jul 2026 Prior approval
  • 26/01861/PDXL Granted

    6 Hendons Way Holyport Maidenhead SL6 2LF

    Single storey rear extension no greater than 6.00m in depth, 2.78m high with an eaves height of 2,70m.

    29 Jul 2026 Prior approval
  • 26/01912/PDXL Granted

    Fourwinds 2 Green Lane Ascot SL5 7QJ

    Single storey rear extension no greater than 7.46m in depth, 3.20m high with an eaves height of 2.45m.

    3 Aug 2026 Prior approval
  • 26/01789/PDXL Granted

    6 The Dell Maidenhead SL6 3NS

    Single storey rear extension no greater than 3.76m in depth, 2.90m high with an eaves height of 2.90m.

    22 Jul 2026 Prior approval
  • 26/01831/PDXL Granted

    1 Bell View Windsor SL4 4ET

    Single storey rear extension no greater than 4.30m in depth, 2.80m high with an eaves height of 2.50m.

    27 Jul 2026 Prior approval