Flat Ground Floor 80 Chestnut Grove SW12 8JJ Data via plota.co.uk

2025/4670 - Non-Material Amendment Refused

Proposal

Non-material amendment to planning permission dated 10/12/2025 ref 2025/3739 (Alterations including erection of single storey rear and side extension.) to allow replacement of glazed roof with flat roof to side, removal of rear skylight and alteration to rear/side skylight. Data via plota.co.uk

View original council record ↗Last checked

Wandsworth Council is publishing its applications late: so far it has put about three fifths of those it has numbered since mid August on its register. Plota adds each one as soon as the council publishes it.

Application progress

✓
Received
29 Dec 2025
✗
Refused
26 Jan 2026
Appeal
Not lodged

Refused on 26 Jan 2026 · Delegated Standard · Last checked 4 Oct 2026

Associated applications 2

Site constraints 5

Heliport CAA Height Restrictions
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 ↗
Conservation area 17 m away: Nightingale Lane
The edge of the area; work outside it can still affect its setting.
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.
Council document ↗
Heliport CAA Height RestrictionsCouncil record
Recorded by the council for this site.
Council site ↗
Also on the record
Inside the Wandsworth built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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.

Building

Floor area109 m² (1,173 sq ft)
Energy ratingC (74 out of 100)
PropertyMid-terrace flat, 5 habitable rooms
BuiltBefore 1900
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2024, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Wandsworth
Application type
Non-Material Amendment
Postcode
SW12 8JJ
Received
29 Dec 2025
Validated
29 Dec 2025
Ward
Balham
Case officer
Show
Target decision
26 Jan 2026
Decision
Refuse
Decision date
26 Jan 2026
Decision level
Delegated Standard
Applicant
Show
Agent
Crawford Architects

Consultation & key dates

Alt. reference
14591524
Statutory expiry
29 Dec 2025
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

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.