First Floor Flat 152 Lordship Lane London Southwark SE22 8HB Data via plota.co.uk

26/AP/1582 - Minor application Approved

Proposal

Construction of an L-shaped dormer roof extension with roof terrace to the rear, raising the ridge by 275mm, raising the outrigger eaves height and installation of two rooflights to front roof slope. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
3 Jun 2026
✓
Validated
5 Jun 2026
✓
Approved
6 Aug 2026

Approved on 6 Aug 2026 · Delegated Panel - Complex · Last checked 6 Aug 2026

Site constraints 4

Air quality management area: Southwark 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 Southwark built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Town centre 19 m away: Dulwich - Lordship Lane.
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, 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 area47 m² (506 sq ft)
Energy ratingD (56 out of 100)
PropertyMid-terrace flat, 2 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2021, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Southwark
Application type
Minor application
Postcode
SE22 8HB
Received
3 Jun 2026
Validated
5 Jun 2026
Ward
Goose Green
Parish
Dulwich
Case officer
Show
Target decision
30 Jul 2026
Decision
Minor - GRANTED
Decision date
6 Aug 2026
Decision level
Delegated Panel - Complex
Applicant
Show
Agent
Design Studio E17

How this decision compares

Decided in 62 days from validation, 11 days slower than Southwark's median of 51 for extensions. Approved, as 93% of extensions here are.

75%decided within 8 weeks
93%approved
647decided in the last year

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

Public comments

3comments received
2 objecting1 supporting

67% object · below the UK average of 75%

8 neighbours consulted · Last counted 6 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
30 Jul 2026
Env. assessment
No
Southwark
Planning Authority Score
7/10
Good
#64 of 296 councils
Relevant to this application:
Householder decisions

Southwark is faster than most councils at deciding householder applications, ranking #54 out of 296. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Southwark decision statistics
Based on MHCLG data, the year to March 2026
92%
Overall approval rate
Above avg (87%) #93 of 296
95%
Householder approved
Above avg (90%) #92 of 296
78%
Decided in 8 weeks
Above avg (63%) #54 of 296
37%
Extended time limit
Below avg (41%) #122 of 296
92%
Minor dwellings approved
259 decided (1-9 homes)
86%
Major dwellings approved
14 decided (10+ homes)
82%
Change of use approved
38 decided
1,622
Total decisions
132 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.