20 Coniger Road,London,Hammersmith And Fulham,SW6 3TA Data via plota.co.uk

P/2026/01692/HH REGISTERED: Under Consultation

Proposal

Erection of a rear extension at second floor level over part of the existing back addition; installation of 1no air conditioning unit and acoustic enclosure and 7no solar panels above the main flat roof at roof level; installation of 1no solar panel above the roof of second floor rear back addition and 2no solar panels above the roof of first floor rear back addition; replacement of the existing windows with new double glazed timber framed windows… Data via plota.co.uk

View original council record ↗Last checked

Application progress

Validated
19 Aug 2026
Received
24 Aug 2026
Decision
Expected by 14 Oct 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision between 14 Oct 2026 and 30 Oct 2026, from Hammersmith and Fulham's recent extensions. Comments are open until 23 Sept 2026.

Comment on this application ↗

Site constraints 6

Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Studdridge Street conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
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: Hammersmith and Fulham 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
3 listed buildings within 150 m; Inside the Hammersmith and Fulham built-up area.
Not affected
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

Postcode
SW6 3TA
Received
24 Aug 2026
Validated
19 Aug 2026
Ward
Parsons Green And Sandford
Case officer
Show
Applicant
Show
Agent
STEVE COX / COX Architects

Decision outlook

Day 24 of the 56-day target. Hammersmith and Fulham usually decides extensions by day 65.

Day 2441 days to the predicted decision (day 65)
44%decided within 8 weeks
98%approved
244decided in the last year

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

Consultation & key dates

Consultation
24 Aug 2026
Comments by
23 Sept 2026
Site or press notice
2 Sept 2026
Statutory expiry
14 Oct 2026
Hammersmith and Fulham
Planning Authority Score
3.7/10
Below average
#210 of 296 councils
Relevant to this application:
Householder decisions

Hammersmith and Fulham is one of the slowest councils in England for householder decisions, ranking #281 out of 296. The council extends the time limit on 63% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are more likely to be approved here than most councils, with a 99% approval rate vs 90% nationally.

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Hammersmith and Fulham decision statistics
Based on MHCLG data, the year to March 2026
95%
Overall approval rate
Above avg (87%) #20 of 296
99%
Householder approved
Above avg (90%) #4 of 296
33%
Decided in 8 weeks
Below avg (63%) #281 of 296
63%
Extended time limit
Above avg (41%) #275 of 296
97%
Minor dwellings approved
209 decided (1-9 homes)
100%
Major dwellings approved
1 decided (10+ homes)
92%
Change of use approved
37 decided
1,321
Total decisions
60 refused in the year to March 2026