45 Dulwich Wood Avenue London Southwark SE19 1HG Data via plota.co.uk

26/AP/2079 - Certificate of Lawful Dev. - Proposed Approved

Proposal

Certificate of Lawfulness (proposed) for existing rear dormer at 2nd floor level to be rebuilt with a different roof profile. Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
15 Jul 2026
Validated
16 Jul 2026
Approved
4 Sept 2026

Approved on 4 Sept 2026 · Delegated - GOLD · Last checked 4 Sept 2026

Site constraints 5

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 ↗
Local nature reserve 222 m away: Dulwich Upper Wood
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Also on the record
Tree preservation order 4 m away: 47 Dulwich Wood Avenue; Inside the Southwark built-up area; Conservation area 93 m away: Gipsy Hill.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building 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
Southwark
Application type
Certificate of Lawful Dev. - Proposed
Postcode
SE19 1HG
Received
15 Jul 2026
Validated
16 Jul 2026
Ward
Dulwich Wood
Parish
Dulwich
Case officer
Show
Target decision
9 Sept 2026
Decision
Certificate of Lawfulness Prop- GRANTED
Decision date
4 Sept 2026
Decision level
Delegated - GOLD
Applicant
Show
Agent
Colin Macinnes Architectural Design

How this decision compares

Decided in 50 days from validation, about the council's usual 51 days. Approved, as 94% of extensions here are.

78%decided within 8 weeks
94%approved
468decided in the last year

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

Public comments

No public comments yet.

Last counted 4 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

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