70 St Margarets Terrace, Plumstead, London, SE18 7RN Data via plota.co.uk

26/2006/CP Approved
Extensions & alterations

Proposal

Certificate of Lawfulness (Proposed) is sought for L-shaped dormer extension with front roof lights. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
6 Jul 2026
✓
Approved
4 Sept 2026

Approved on 4 Sept 2026 · Last checked 11 Sept 2026

Documents

View the documents on the council's website ↗

Site constraints 4

Air quality management area: Greenwich 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 15 m away
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.
Also on the record
Inside the Greenwich built-up area; Metropolitan Open Land 51 m away.
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
Greenwich
Postcode
SE18 7RN
Received
6 Jul 2026
Validated
6 Jul 2026
Decision
Approve
Decision date
4 Sept 2026

How this decision compares

Decided in 60 days from validation, 4 days slower than Greenwich's median of 56 for extensions. Approved, as 77% of extensions here are.

69%decided within 8 weeks
77%approved
630decided in the last year

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

Public comments

2comments received
2 objecting

2 neighbours consulted · Last counted 11 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15061737

Historical activity at this location

7 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Refused
58 ST MARGARETS TERRACE, LONDON, SE18 7RN
Change of use from an existing dwelling (Use Class C3) to a 7-bed, 7-person HMO (Use Clas…
25/3182/F
2025 Approved
58 ST MARGARETS TERRACE, PLUMSTEAD, LONDON, SE18 7RN
Change of use from an existing dwellinghouse (Use Class C3) to a 6-bed, 6-person HMO (Use…
25/1693/F
2025 Approved
58 ST MARGARETS TERRACE, PLUMSTEAD, LONDON, SE18 7RN
Prior Approval for the construction of a single storey rear infill extension which will e…
25/2253/PN1
2025 Approved
58 ST MARGARETS TERRACE, PLUMSTEAD, LONDON, SE18 7RN
Certificate of Lawfulness (Proposed) is sought for an L-shaped dormer extension with fron…
25/1589/CP
2022 Withdrawn
LAND AT CONGLETON GROVE, PLUMSTEAD, LONDON, SE18 7HT
Construction of 2 x 3-bed 2 storey dwellinghouses with associated landscaping, parking, c…
22/0903/F
2023 Withdrawn
82 ST MARGARETS TERRACE, PLUMSTEAD, SE18 7RN
Change of use from existing (C3) dwellings to 6-bed House of Multiple Occupancy (Use Clas…
23/0946/F
2017 Refused
82 St Margarets Terrace, Plumstead, SE18 7RN
Certificate of Lawfulness (Existing) is sought for the establishment of the property as s…
17/2491/CE
Greenwich
Planning Authority Score
5.4/10
Average
#123 of 296 councils
Relevant to this application:
Householder decisions

Greenwich is faster than most councils at deciding householder applications, ranking #76 out of 296. Only 29% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Greenwich is also one of the strictest councils - it refuses more householder applications than almost any other, with only 78% approved vs 90% nationally.

One of the strictest councils
only 78% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Greenwich decision statistics
Based on MHCLG data, the year to March 2026
77%
Overall approval rate
Below avg (87%) #278 of 296
78%
Householder approved
Below avg (90%) #287 of 296
75%
Decided in 8 weeks
Above avg (63%) #76 of 296
29%
Extended time limit
Below avg (41%) #49 of 296
60%
Minor dwellings approved
114 decided (1-9 homes)
100%
Major dwellings approved
13 decided (10+ homes)
66%
Change of use approved
195 decided
1,468
Total decisions
331 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings