30B Roundwood Road, London, NW10 9TJ Data via plota.co.uk

26/1970 - Certificate of Lawfulness - Existing Approved
Extensions & alterations

Proposal

Certificate of lawfulness for existing replacement of 1x window with combined 1x door and 2x side window panels to rear elevation to first floor flat. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
3 Aug 2026
✓
Validated
28 Aug 2026
✓
Approved
21 Oct 2026

Approved on 21 Oct 2026 · Delegated Team Manager · Last checked 22 Oct 2026

Documents 5

Decision & officer reports 2

PDF Final delegated report Report · 21 Oct 2026 View ↗ PDF Final decision notice Decision (Public) · 21 Oct 2026 View ↗

Statements & assessments 1

PDF Supporting statement Supporting Documents · 28 Aug 2026 View ↗

Plans & drawings 1

PDF Location plan Submitted Drawings Plans · 28 Aug 2026 View ↗

Application forms 1

PDF Application form redacted Application Form (Public) · 28 Aug 2026 View ↗

All documents on the council site ↗

Site constraints 4

Article 4 direction
Article 4 for HMOs. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Brent 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
Inside the Brent 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 listed building at the site

Checked on 6 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.

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Important details

Council
Brent
Application type
Certificate of Lawfulness - Existing
Postcode
NW10 9TJ
Received
3 Aug 2026
Validated
28 Aug 2026
Ward
Roundwood
Case officer
Show
Target decision
23 Oct 2026
Decision
Certificate of Lawfulness - Granted
Decision date
21 Oct 2026
Decision level
Delegated Team Manager
Applicant
Show

How this decision compares

Decided in 54 days from validation, about the council's usual 56 days. Approved, as 77% of extensions here are.

79%decided within 8 weeks
77%approved
1,147decided in the last year

Plota live figures for extensions decided by Brent in the last twelve months, from validation. Brent 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-14847914
Planning Portal ref
PP-14847914
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2024 Approved
73 Roundwood Road, London, NW10 9TG
Proposed conversion of dwellinghouse into 3 x self contained flats, communal refuse and r…
24/2840
2024 Approved
9A and 9B Essex Road, London, NW10 9PE
Proposed replacement of timber and UPVC windows with new UPVC double glazed window to gro…
24/0615
2023 Approved
73 Roundwood Road, London, NW10 9TG
Proposed demolition of rear conservatory and erection of single storey rear and side exte…
23/3706
2023 Refused
42 Oldfield Road, London, NW10 9UE
Single storey rear extension, side infill extension and rear dormer window with 3 front r…
23/2790
2023 Approved
19A Oldfield Road, London, NW10 9UD
Proposed single storey side and rear extension to ground floor flat
23/1629
2021 Refused
34 Oldfield Road, London, NW10 9UE
Proposed rear dormer and outrigger with three front rooflights to existing HMO.
21/2834
2021 Approved
12A & 12B Oldfield Road, London, NW10 9UE
Replacement of the existing single glazed timber windows with double glazed PVCu windows…
21/2993
2020 Approved
36B Oldfield Road, London, NW10 9UE
CONSTRUCTION OF SIDE AND REAR EXTENSION GROUND FLOOR FLAT AT 36B OLDFIELD ROAD.
20/3596
2020 Approved
66B Roundwood Road, London, NW10 9TJ
Rear dormer window and 2 front rooflights to convert loft into habitable space to first f…
20/3483
2020 Refused
21 Oldfield Road, London, NW10 9UD
Creation of first floor rear balcony area with replacement of rear window with door and i…
20/2967
2020 Approved
21 Oldfield Road, London, NW10 9UD
Conversion of dwellinghouse into 2 self-contained flats with rear dormer window and link…
20/0264
2019 Withdrawn
21 Oldfield Road, London, NW10 9UD
Conversion of the dwelling house to provide 2 self-contained flats (2 x 2-bed) including…
19/3328
2019 Withdrawn
21 Oldfield Road, London, NW10 9UD
Conversion of the single family dwellinghouse to provide two self-contained flats (2 x 3…
19/2040
2019 Approved
21 Oldfield Road, London, NW10 9UD
Erection of ground floor side infill extension
19/1162
2018 Refused
18A Oldfield Road, London, NW10 9UE
Change of use of the ground floor flat (Use class C3) into a 4 bedroom/3-6 person house i…
18/3364
2018 Approved
18B Oldfield Road, London, NW10 9UE
Conversion of maisonette into a 6 person, 4 bedroom HMO
18/2052
2018 Approved
7A Outgate Road, London, NW10 9UG
Proposed single storey rear extension to ground floor flat
18/1983
2018 Approved
Flats 1-6 Inc, 34 Oldfield Road, London, NW10 9UE
Change of use to 5 bedroom/5 person house in multiple occupation (HMO)
18/0545
2017 Approved
18 Oldfield Road, London, NW10 9UE
Single storey ground floor side and rear extension to facilitate the conversion of a sing…
17/3762
2017 Approved
5 Outgate Road, London, NW10 9UG
Proposed alterations to rear annex, provision of box window to side elevation and interna…
17/3287
2016 Withdrawn
77A Roundwood Road, London, NW10 9TG
Single storey rear and side extensions
16/3324
2016 Approved
18 Oldfield Road, London, NW10 9UE
Ground floor side and rear extensions to dwellinghouse
16/3989
2016 Approved
18 Oldfield Road, London, NW10 9UE
Proposed roof extension.
16/3985
2016 Approved
22A Roundwood Road, London, NW10 9TJ
Erection of a rear dormer window and insertion of two front roof lights to first floor fl…
16/3083
2016 Approved
61B Roundwood Road, London, NW10 9TG
Erection of a rear dormer window and insertion of four rooflights to rear outrigger and t…
16/1407
Brent
Planning Authority Score
5.7/10
Average
#113 of 296 councils
Relevant to this application:
Householder decisions

Brent is faster than most councils at deciding householder applications, ranking #91 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly less likely to be approved here (85%) 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
Brent decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #269 of 296
85%
Householder approved
Below avg (90%) #247 of 296
73%
Decided in 8 weeks
Above avg (63%) #91 of 296
28%
Extended time limit
Below avg (41%) #42 of 296
53%
Minor dwellings approved
73 decided (1-9 homes)
85%
Major dwellings approved
13 decided (10+ homes)
54%
Change of use approved
193 decided
1,963
Total decisions
431 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use