79 Brookfields Avenue, Mitcham, Surrey, Merton, CR4 4BQ Data via plota.co.uk

26/LDCP/0698 - Lawful Development Certificate - Proposed - Section 192 Approved

Proposal

Application for a lawful development certificate in respect of the proposed erection of a hip to gable, rear dormer roof extension and front rooflights Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
15 Apr 2026
✓
Approved
5 Jun 2026

Approved on 5 Jun 2026 · Delegated · Last checked 1 Oct 2026

Site constraints 5

Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Merton 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 about 314 m away: Bennett's Hole
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
Inside the Merton built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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.

Sales history 2

Last sold for £497,000 in September 2022. Terraced house, freehold.

23 September 2022£497,000
7 December 2006£243,000

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

Building

Floor area94 m² (1,012 sq ft)
Energy ratingD (62 out of 100), could reach C
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in May 2022, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Merton
Application type
Lawful Development Certificate - Proposed - Section 192
Postcode
CR4 4BQ
Received
15 Apr 2026
Validated
15 Apr 2026
Ward
Ravensbury
Case officer
Show
Target decision
10 Jun 2026
Decision
Issue Certificate of Lawfulness
Decision date
5 Jun 2026
Decision level
Delegated
Applicant
Show

How this decision compares

Decided in 51 days from validation, 11 days faster than Merton's median of 62 for extensions. Approved, as 91% of extensions here are.

45%decided within 8 weeks
91%approved
1,170decided in the last year

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

Consultation & key dates

Comments by
27 May 2026
Statutory expiry
10 Jun 2026
Merton
Planning Authority Score
4.5/10
Below average
#173 of 296 councils
Relevant to this application:
Householder decisions

Merton ranks #196 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Merton decision statistics
Based on MHCLG data, the year to March 2026
89%
Overall approval rate
Above avg (87%) #135 of 296
92%
Householder approved
Above avg (90%) #158 of 296
57%
Decided in 8 weeks
Below avg (63%) #196 of 296
39%
Extended time limit
Below avg (41%) #139 of 296
54%
Minor dwellings approved
82 decided (1-9 homes)
100%
Major dwellings approved
11 decided (10+ homes)
83%
Change of use approved
24 decided
1,079
Total decisions
115 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.

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.