8 Sandells Avenue Ashford TW15 1AJ Data via plota.co.uk

26/00995/CPD - Cert. of Lawful Proposed Use and Dev Awaiting decision

Proposal

Certificate of lawfulness for proposed development for dormer windows to each side roof elevation, and solar panels on flat roofs of the dormers Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
23 Sept 2026
Decision
Expected by 18 Nov 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 17 Nov 2026, from Spelthorne's recent extensions.

Comments are open until 21 Oct 2026

Comment on this application ↗

Site constraints 4

In flood zones plus climate change
Inside the extent flood zones 2 and 3 could reach with climate change: the Central allowance for the 2080s on rivers, the Upper End allowance for sea level rise to 2125. From rivers. Defences are not counted.
The Environment Agency flood map for planning. Councils use it to decide when a flood risk assessment and the sequential test are needed. It is indicative and does not show whether a particular property will flood.
Flood map ↗
Air quality management area: Spelthorne AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
National infrastructure project 1610 m away: Southampton to London Pipeline Project; Inside the Ashford (Spelthorne) built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £365,000 in November 2017. Detached house, freehold.

17 November 2017£365,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area84 m² (904 sq ft)
Energy ratingE (39 out of 100), could reach B
PropertyDetached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in April 2017, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Spelthorne
Application type
Cert. of Lawful Proposed Use and Dev
Postcode
TW15 1AJ
Received
23 Sept 2026
Validated
23 Sept 2026
Ward
Ashford East
Parish
Ashford ED
Case officer
Show
Target decision
18 Nov 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Fluent ADS Ltd

Decision outlook

Day 16 of the 56-day target. Spelthorne usually decides extensions by day 55.

Day 1640 days to the 56-day target
72%decided within 8 weeks
87%approved
353decided in the last year

Plota live figures for extensions decided by Spelthorne in the last twelve months, from validation. Spelthorne decision record →

Public comments

No public comments yet.

Last counted 2 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15244032
Planning Portal ref
PP-15244032
Comments by
21 Oct 2026
Site or press notice
30 Sept 2026
Statutory expiry
18 Nov 2026
Env. assessment
No
Spelthorne
Planning Authority Score
4.9/10
Below average
#155 of 296 councils
Relevant to this application:
Householder decisions

Spelthorne ranks #124 out of 296 councils for householder decision speed. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Spelthorne decision statistics
Based on MHCLG data, the year to March 2026
81%
Overall approval rate
Below avg (87%) #258 of 296
88%
Householder approved
Below avg (90%) #225 of 296
70%
Decided in 8 weeks
Above avg (63%) #124 of 296
35%
Extended time limit
Below avg (41%) #106 of 296
57%
Minor dwellings approved
67 decided (1-9 homes)
57%
Major dwellings approved
7 decided (10+ homes)
46%
Change of use approved
26 decided
634
Total decisions
122 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.