156 Sunnyhill Road London Lambeth SW16 2UN Data via plota.co.uk

26/00617/FUL - Full Planning Permission Awaiting decision

Proposal

Retrospective application for the erection of a detached single-storey outbuilding located to the rear of the residential garden. Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
26 Feb 2026
Validated
17 Jul 2026
Decision
Expected by 11 Sept 2026

This application is under consideration - no decision has been issued yet. Plota predicted a decision around 14 Sept 2026; it is now day 59. The consultation period closed on 10 Aug 2026.

Site constraints 4

Air quality management area: Lambeth 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 212 m away: Unigate 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
1 listed building within 150 m; Inside the Lambeth built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument 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
Lambeth
Application type
Full Planning Permission
Postcode
SW16 2UN
Received
26 Feb 2026
Validated
17 Jul 2026
Ward
Streatham Wells
Case officer
Show
Applicant
Show

Decision outlook

Day 59, past the statutory target. 90% of extensions in Lambeth are decided within thirteen weeks, which runs to 16 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 10 Sept 2026.

Day 593 days past the 56-day target
61%decided within 8 weeks
80%approved
569decided in the last year

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

Public comments

2comments received
2 objecting

9 neighbours consulted · Last counted 10 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
10 Aug 2026
Env. assessment
No
Lambeth
Planning Authority Score
2.7/10
Poor
#242 of 296 councils
Relevant to this application:
Householder decisions

Lambeth ranks #164 out of 296 councils for householder decision speed. 47% of applications have the time limit extended, above the 41% national average. Lambeth is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Lambeth decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #274 of 296
81%
Householder approved
Below avg (90%) #273 of 296
62%
Decided in 8 weeks
Below avg (63%) #164 of 296
47%
Extended time limit
Above avg (41%) #209 of 296
46%
Minor dwellings approved
70 decided (1-9 homes)
100%
Major dwellings approved
9 decided (10+ homes)
42%
Change of use approved
53 decided
1,784
Total decisions
396 refused in the year to March 2026