Planning application
40 Short Lane Stanwell Staines-upon-Thames TW19 7BQ
Works: Extension Loft or dormer Windows or glazing
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Certificate of Lawfulness for the proposed loft conversion facilitated by a double hip to gable extension, with erection of 1 no. rear facing dormer. Insertion of 3 no. rooflights on front roof slope. 1 no. flank window in loft.
As published by the council, reference 26/00122/CPD
Application record
- Reference
- 26/00122/CPD
- Type
- Cert. of Lawful Proposed Use and Dev
- Status
- Decided (Refused)
- Decision
- Refuse Cert Lawful Prop Use/Dev
- Received
- 6 Feb 2026
- Validated
- 6 Feb 2026
- Decided
- 2 Apr 2026
- Ward
- Ashford North And Stanwell South
- Parish
- Stanwell And Stanwell Moor ED
- Decision by
- Delegated Decision
- Postcode
- TW19 7BQ
Timeline
Dates from the published record
-
6 Feb 2026
Received by Spelthorne
-
2 Apr 2026
Decision issued: Refuse Cert Lawful Prop Use/Dev
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, a design practice
18 applications on PlanIndex · across 4 councils · 94% granted
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See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
12 documents on file for this application
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Open the documentsWhat this refusal means
Spelthorne 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 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.
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129 Long Lane Stanwell Staines-upon-Thames TW19 7AL
Prior Approval Notification for a single storey rear extension extending 8 metres beyond the rear wall of the original dwellinghouse, with a maximum height of 3 metres and eaves height of 2.4 metres. Following removal of existing conservatory and detached garage. (As shown on plans 129/LON/01)
Granted Prior approval Extension 9 docsSmall domestic -
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4 Westview Cottages Short Lane Stanwell Staines-upon-Thames TW19 7BH
Erection of a part single storey, part two storey side and rear extension and roof works including the installation of a dormer and roof lights, to provide habitable accommodation within the roof space (part retrospective)
Refused Householder Extension Loft or dormer 17 docsSmall domestic -
109 Long Lane Stanwell Staines-upon-Thames TW19 7AL
Erection of part two storey part single storey side and rear extensions and proposed roof alterations including hip to gable roof extensions to both sides of roof. (Part retrospective).
Granted Householder Extension Loft or dormer +1 34 docsSmall domestic -
2 Chesterton Drive Stanwell Staines-upon-Thames TW19 7BT
Certificate of Lawfulness for the proposed development of a garage conversion including removal of existing garage door and replacement with new brickwork and window to match existing and 2no. new side facing window to ground floor elevation. As shown on drawing no's: 01 B; 02 A; 03 A; 10 A; 13 received 27.10.2025.
Refused Lawful development Windows or glazing 11 docs
Other lawful development applications
In Spelthorne
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26/00452/CLD Granted
177A Feltham Road Ashford TW15 1BB
Certificate of Lawfulness for existing use of the ground floor flat as a small HMO (Use Class C4)
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26/00200/CLD Granted
73 Nursery Gardens Staines-upon-Thames TW18 1EL
Certificate of Lawfulness to establish the lawful use of the property is as a House in Multiple Occupation (Use Class C4) for up to six occupants. As shown on site location plan and block plan no EX-1003 and Pre-Existing Floor Plans (Page 01 of 02) and Existing Floor Plans (Page 02 of 02) received 27.02.2026.
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26/00383/CPD Refused
13 Meadow Road Ashford TW15 1PL
Certificate of lawfulness for proposed change of use from a 6 Person HMO (Class C4) to a 7 Person HMO (Sui-Generis)
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26/00437/CLD Refused
4 Sunmead Road Sunbury-on-Thames TW16 6PE
Certificate of Existing Lawfulness for the conversion of a C3 dwellinghouse to a C4 small 6-person HMO.
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26/00575/CLD Refused
96 Groveley Road Sunbury-on-Thames TW16 7LB
Certificate of Lawfulness for an existing development and use for a ground floor rear extension, roof alterations including a rear roof dormer and a hip to gable conversion with insertion of rooflights, and use as a small HMO (use class C4)