13 Falmouth Walk SW15 5DY Data via plota.co.uk

2026/1593 - Application for Full Permission INVALID

Proposal

Erection of a dormer extension to main rear roof and installation of air conditioning unit to the rear Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
17 Apr 2026
Validated
18 Jul 2026
Decision
Expected by 12 Sept 2026

This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 58.

Site constraints 3

Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Wandsworth 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
Inside the Wandsworth built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Important details

Council
Wandsworth
Application type
Application for Full Permission
Postcode
SW15 5DY
Received
17 Apr 2026
Validated
18 Jul 2026
Ward
Roehampton
Case officer
Show
Decision level
Delegated Standard
Applicant
Show

Decision outlook

Day 58, past the statutory target. 95% of extensions in Wandsworth are decided within thirteen weeks, which runs to 17 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 31 Jul 2026.

Day 582 days past the 56-day target
82%decided within 8 weeks
89%approved
800decided in the last year

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

Wandsworth
Planning Authority Score
4.8/10
Below average
#164 of 296 councils
Relevant to this application:
Householder decisions

Wandsworth ranks #172 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Wandsworth decision statistics
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #120 of 296
92%
Householder approved
Above avg (90%) #168 of 296
62%
Decided in 8 weeks
Below avg (63%) #172 of 296
37%
Extended time limit
Below avg (41%) #124 of 296
89%
Minor dwellings approved
680 decided (1-9 homes)
81%
Major dwellings approved
16 decided (10+ homes)
72%
Change of use approved
36 decided
2,062
Total decisions
206 refused in the year to March 2026