253 Kingsground, Eltham, London, SE9 5ET Data via plota.co.uk

26/2898/CP - Cert. of Lawful Use/Dev - PROPOSED Registered

Proposal

Certificate of Lawfulness (Proposed) is sought for erection of a loft conversion with rear dormer extension and a single-storey rear extension, including associated internal layout alterations, roof alterations and external works. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
8 Oct 2026
Decision
Expected by 3 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 3 Dec 2026, from Greenwich's recent extensions.

Site constraints 6

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 ↗
Also on the record
Conservation area 43 m away: Eltham Palace; Registered park or garden 217 m away: Eltham Palace; Inside the Greenwich built-up area; Public transport access: PTAL 1b (very poor), TfL 2023, for the 100 m square; Metropolitan Open Land 41 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 10 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 area70 m² (753 sq ft)
Energy ratingD (67 out of 100), could reach B
PropertyMid-terrace house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in May 2018, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Greenwich
Application type
Cert. of Lawful Use/Dev - PROPOSED
Postcode
SE9 5ET
Received
8 Oct 2026
Validated
8 Oct 2026
Ward
MIDDLE PARK & HORN PARK
Parish
Eltham & Kidbrooke
Case officer
Show
Target decision
3 Dec 2026
Applicant
Show
Agent
MM Architecture & Structure Services

Decision outlook

Day 20 of the 56-day target. Greenwich usually decides extensions by day 56.

Day 2036 days to the 56-day target
82%decided within 8 weeks
77%approved
835decided in the last year

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

Public comments

No public comments yet.

Last counted 22 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15227596
Planning Portal ref
PP-15227596
Statutory expiry
3 Dec 2026
Env. assessment
No
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

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.