41 Penton Road Staines-upon-Thames TW18 2JX
Approved on 23 March 2026
Council decision: Grant Cert Lawful Prop Use/DevDelegated (officer decision)
Proposal
Certificate of lawfulness for proposed rear dormer roof extension for a loft conversion, and 5 no. front facing rooflights. As shown on location plan and plan no's 01, 02E, 03E, 04, 05, 06C rec'd 20.03.2026)
- Received
- 9 December 2025
- Decision level
- Delegated (officer decision)
- Council
- Spelthorne Borough Council
- Ward
- Riverside And Laleham
- ReceivedReceived9 Dec
- ValidatedValidated14 Jan
- Consult.Consultation11 Feb
- TargetTarget Date11 Mar
- DecidedDecided23 Mar
Decided in 68 days (council typically 56)
About this application
This is an outline application for a loft conversion at 41 Penton Road Staines-upon-Thames TW18 2JX. Spelthorne has handled 482 applications of this type. This one was decided in 104 days, 7 weeks longer than Spelthorne's typical decision time. There are no previous applications recorded at this address. In the past year there have been 21 applications across Riverside And Laleham. We hold 1,281 applications in total for the TW18 postcode area.
88% of outline applications at Spelthorne Borough Council were approved. Across all application types, the council typically decides in about 8 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- TW18 2JX
- Application type
- Cert. of Lawful Proposed Use and Dev
- Scale / size
- Small
- Parish
- Staines ED
Planning application dates
- Date validated
- 14 January 2026
- Consultation expiry
- 11 February 2026
- Last date for comments
- 11 February 2026
- Target decision date
- 11 March 2026
Applicant and agent
- Agent address
- 164 Japonica Lane Willen Park Milton Keynes MK15 9EE
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 21 January 2026
- Advertisement expiry
- 11 February 2026
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
Also checked, none recorded (24)
flood storage areas, conservation areas, listed buildings, Article 4 directions, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Source: Spelthorne
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Around this site
Nearby applications
- 75 Penton Road Staines-upon-Thames TW18 2LB24/00374/HOU · FullApproved0.1 mi
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- 197 Laleham Road, Staines, Surrey, TW18 2NS00/00008/ADV · AdvertisingRefused0.1 mi
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For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Infinity Electrical InnovationsElectrician0.1 mi
- London Cooling Services Limited0.2 mi
- Sat Net Vision LtdAerial & Satellite0.2 mi
- K B General BuildingElectrician0.2 mi
Planning something similar?
See what the council approved and refused for loft conversions and dormers on your street. Pick your home and get the evidence before you pay for drawings.