Planning application
42 Casselden Road, London, NW10 8QR
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Certificate of lawfulness for existing outbuilding in rear garden to dwellinghouse
As published by the council, reference 26/1029
Application record
- Reference
- 26/1029
- Type
- Certificate of Lawfulness - Existing
- Status
- Decided
- Decision
- Certificate of Lawfulness - Granted
- Received
- 24 Apr 2026
- Validated
- 24 Apr 2026
- Decided
- 1 Jun 2026
- Ward
- Stonebridge
- Decision by
- Delegated Team Manager
- Postcode
- NW10 8QR
Timeline
Dates from the published record
-
24 Apr 2026
Received by Brent
-
1 Jun 2026
Decision issued: Certificate of Lawfulness - Granted
-
25 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Studio 136 Architects Ltd Agent, an architecture practice registered in Berkhamsted
Active · incorporated 2000 · Berkhamsted
341 applications on PlanIndex · across 31 councils · 79% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Brent granted permission on 1 June 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
Flat 9, 28 Casselden Road, London, NW10 8QR
Proposed erection of rear outrigger extension to second floor flat.
Granted Full applications Extension 7 docs -
34 Casselden Road, London, NW10 8QR
Single storey side infill extension and installation of folding doors to rear extension to dwellinghouse
Granted Householder Extension 11 docsSmall domestic -
34 Casselden Road, London, NW10 8QR
Certificate of lawfulnesss for proposed rear dormer extension, loft conversion into habitable space and installation of and 2x front rooflights to dwellinghouse
Granted Lawful development Extension Loft or dormer 12 docsDomestic -
7 Casselden Road, London, NW10 8QR
Certificate of lawfulness for proposed dormer roof extension to rear addition of dwellinghouse.
Refused Lawful development Extension Loft or dormer 5 docsDomestic -
28 A-H & 28 J Casselden Road, London, NW10 8QR
Certificate of lawfulness for existing use as 9 self-contained flats
Refused Lawful development New dwelling 7 docs -
Flat 1, 28 Casselden Road, London, NW10 8QR
Certificate of lawfulness for existing use as 9 self contained flats.
Granted Lawful development New dwelling 7 docs
Other lawful development applications
In Brent
-
26/1946 Awaiting decision
120 Gladstone Park Gardens, London, NW2 6RL
Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, hip to gable roof extension, installation of 1x window to side elevation and 2x front rooflights to dwellinghouse.
-
26/1208 Granted
50 Ballogie Avenue, London, NW10 1TA
Certificate of lawfulness for proposed rear dormer extension, hip to gable roof extension, alteration to fenestration and installation of rooflights to the dwellinghouse
-
26/1015 Refused
5 Midholm, Wembley, HA9 9LJ
Certificate of lawfulness for proposed installation of solar panels to the side and rear roofslope of the dwellinghouse.
-
26/1176 Refused
47 Barn Rise, Wembley, HA9 9NH
Certificate of lawfulness for proposed single storey outbuilding in rear garden of the dwellinghouse.
-
26/1166 Refused
66 Okehampton Road, London, NW10 3EP
Certificate of lawfulness for proposed rear dormer and side dormer extension, 1x front rooflight, replacing side elevation window and door with aluminium frame windows and doors to dwellinghouse.