3 Berryfield Road London Southwark SE17 3QE Data via plota.co.uk

26/AP/2518 - Certificate of Lawful Dev. - Proposed Approved

Proposal

Lawful Development Certificate (Proposed ) for Construction of a single-storey rear extension extending 3.0 metres beyond the original rear wall following removal of the existing non-original rear addition, together with a loft conversion incorporating a rear dormer extension and two front rooflights. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
24 Aug 2026
✓
Validated
25 Aug 2026
✓
Approved
8 Oct 2026

Approved on 8 Oct 2026 · Delegated Panel - Simple · Last checked 9 Oct 2026

Site constraints 9

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 ↗
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 ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
National infrastructure project 752 m away: Thames Tideway Tunnel
The site is 752 m from the project boundary. Waste water treatment, decided. The project page says whether consent was granted. Also within 2 km: London Strategic Heat Main Project (at pre-application, 1087 m).
Nationally significant infrastructure projects (power stations, electricity lines, pipelines, major roads and railways, harbours, airports and reservoirs) are consented by a Secretary of State under the Planning Act 2008, after an examination by the Planning Inspectorate, rather than by the council. The boundary is the one the Inspectorate consults on and can change as the scheme does. Projects are shown within 2 km of the site.
Planning Inspectorate project page ↗
Also on the record
Conservation area 85 m away: Pullens Estate; 1 listed building within 150 m; Inside the Southwark built-up area; Public transport access: PTAL 6a (excellent), TfL 2023, for the 100 m square; Town centre 71 m away: Elephant and Castle/ Walworth Road.
Not affected
Not green belt · No scheduled monument at the site

Checked on 9 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, 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.

Sales history 1

Last sold for £625,000 in November 2015. Terraced house, freehold.

6 November 2015£625,000

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

Building

Floor area85 m² (915 sq ft)
Energy ratingC (70 out of 100), could reach B
PropertyMid-terrace house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in March 2018, 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
Certificate of Lawful Dev. - Proposed
Postcode
SE17 3QE
Received
24 Aug 2026
Validated
25 Aug 2026
Ward
Newington
Parish
Borough, Bankside And Walworth
Case officer
Show
Target decision
19 Oct 2026
Decision
Certificate of Lawfulness Prop- GRANTED
Decision date
8 Oct 2026
Decision level
Delegated Panel - Simple
Applicant
Show
Agent
Creative Prototyping Unit Limited

How this decision compares

Decided in 44 days from validation, 7 days faster than Southwark's median of 51 for extensions. Approved, as 93% of extensions here are.

75%decided within 8 weeks
93%approved
657decided in the last year

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

Public comments

1comment received
1 objecting

3 neighbours consulted · Last counted 9 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
19 Oct 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

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.