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Planning application

P/11701/002

1, Courtlands Avenue, Slough, SL3 7LD

Refused Slough Certificate Proposed (Use/Development)

Proposal

Lawful Development Certificate for a proposed loft conversion with hip to gable, rear dormer and two rooflights to the front elevation.

As published by the council, reference P/11701/002

Timeline

Dates from the published record

  1. 4 Aug 2025

    Received by Slough

  2. 5 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 15 Oct 2025

    Decision issued: Refusal CLU/D;Informatives

  4. 25 Jul 2026

    Added to PlanIndex

What refusal means

The process from here

The council refused this application for the reasons set out on the decision notice, which the council portal holds in full. Only the applicant can appeal a refusal; the time limit runs from the decision date and is shorter for householder schemes.

Refusal does not prevent a fresh attempt. Applicants often address the reasons for refusal and resubmit, so a refused scheme is not necessarily the end of proposals for the site.

About outline applications

How this application type works

An outline application tests the principle of developing a site before the detail is worked up. Some or all of the particulars, such as appearance, layout, scale, access and landscaping, are held back as reserved matters for later approval. Permission at outline stage does not by itself allow building to start; the reserved matters must be approved first.

More on outline applications in our guide

Nearby applications

Within 500 metres

  • P/17806/002 Refused

    4, Stanton Way, Slough, SL3 7LB

    Construction of a detached rear outbuilding to be used ancillary to the main dwelling

    12 Jan 2026 54m away Full applications
  • P/17806/003 Awaiting decision

    4, Stanton Way, Slough, SL3 7LB

    Construction of a proposed detached outbuilding to the rear garden.

    5 Jun 2026 54m away Full applications
  • P/10277/001 Awaiting decision

    8, Courtlands Avenue, Slough, SL3 7LE

    Construction of a single storey rear extension

    25 Jun 2026 58m away Full applications
  • P/20769/003 Granted

    21, Courtlands Avenue, Slough, SL3 7LD

    Construction of a front porch, two storey side and rear wrap around extension, loft conversion with rear dormer and 2no front roof lights and a rear outbuilding for use of a gym

    5 Dec 2025 91m away Full applications
  • P/20769/002 Granted

    21, Courtlands Avenue, Slough, SL3 7LD

    Construction of a part single, part two storey front, side and rear extensions to existing dwelling plus conversion of loft space with rear dormer and 1no. rooflight.

    12 Aug 2025 91m away Full applications
  • P/04045/003 Granted

    228, London Road, Slough, SL3 7HT

    Construction of a single storey side and first floor rear extension.

    21 May 2021 109m away Full applications

In Slough

  • P/21050/000 Granted

    63, Surrey Avenue, Slough, SL2 1DS

    Lawful Development Certificate for a proposed hip to gable loft conversion to create habitable accommodation with rear dormer extension.

    15 Apr 2026 Outline
  • P/09806/005 Awaiting decision

    15, Upton Park, Slough, SL1 2DA

    Lawful development certificate for proposed use for a detached single-storey outbuilding containing an indoor swimming pool, gym and ancillary plant room required for a purpose incidental to the enjoyment of the dwellinghouse.

    27 Jul 2026 Outline
  • P/07910/004 Awaiting decision

    37, Amanda Court, Slough, SL3 7TD

    Lawful Development Certificate for a proposed hip to gable loft conversion to create habitable accommodation with rear dormer extension and 3no. rooflights to the front elevation.

    27 Jul 2026 Outline
  • P/02024/003 Refused

    56, Royston Way, Slough, SL1 6HF

    Lawful development certificate for a proposed loft conversion with side dormers and 4no roof lights following the demolition of existing single storey side/rear extension

    8 May 2026 Outline
  • P/20991/001 Granted

    Unit 3, Waterside Court, 3 Waterside Drive, Slough, Langley, SL3 6EZ

    Lawful Development Certificate for a proposed change of use from offices (Use Class E) to a nursery creche (Use Class E (f)

    7 May 2026 Outline