Planning application
13 St Andrews Road London NW11 0PH
Works: Extension Loft or dormer
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Roof extension involving hip to gable, rear dormer and 3no. front facing rooflights
As published by the council, reference 26/0264/192
Application record
- Reference
- 26/0264/192
- Type
- Proposed Lawful Development Certificate
- Status
- Pending Consideration
- Received
- 23 Jan 2026
- Validated
- 23 Jan 2026
- Ward
- Golders Green
- Postcode
- NW11 0PH
Timeline
Dates from the published record
-
23 Jan 2026
Received by Barnet
-
10 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 20 March 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Barnet took a median of 46 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
4D Architects Agent, an architecture practice registered in Surbiton
Active · incorporated 2011 · Surbiton
15 applications on PlanIndex · across 9 councils · 75% 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
7 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.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided lawful development applications in a median of 28 days. More in our guide to how long planning decisions take.
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 0.3 miles
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19 St Johns Road London NW11 0PE
Single storey side/rear wrap-around extension with sukkah roof
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19 St Johns Road London NW11 0PE
Variation of condition 1 (Approved plans) of planning permission reference 25/1522/HSE dated 21.05.2025 for Single storey side/rear wrap-around extension with sukkah roof. Variation to include altering the approved fenestrations by installing side facing window and replace rear openings with bi-folding doors
Granted Conditions Extension Windows or glazing 12 docsSmall domestic -
57 Templars Avenue London NW11 0NU
56% historically approved · decision due ~13 Feb
Single storey rear extension with a proposed depth of 6.00m, maximum height of 3.00m and eaves height of 3.00m
Awaiting decision Prior approval Extension 4 docsSmall domestic -
57 Templars Avenue London NW11 0NU
80% historically approved · decision due ~1 Dec
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57 Templars Avenue London NW11 0NU
77% historically approved · decision due ~11 Dec
Single storey side and rear infill extensions with 1no. roof lantern
Awaiting decision Householder Extension Windows or glazing 6 docsSmall domestic -
57 Templars Avenue London NW11 0NU
77% historically approved · decision due ~3 Nov
Part single, part two storey rear extension
Awaiting decision Householder Extension 5 docsDomestic
Other lawful development applications
In Barnet
-
26/2679/192 Granted
21 Myddelton Park London N20 0JH
Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).
-
26/1362/191 Refused
145 Cotswold Gardens London NW2 1PL
Use as a House in Multiple Occupation (HMO) for 6 people
-
26/1907/191 Granted
8 Golders Manor Drive London NW11 9HT
Use of the property as a self-contained residential unit at ground floor level and the first and second floors as a 4-bedroom, 4-person House in Multiple Occupation (Sui Generis) (AMENDED DESCRIPTION)
-
26/2392/192 Refused
6 Mostyn Road Edgware HA8 0JD
New front hardstanding and vehicular access to provide off-street parking
-
26/2059/192 Refused
Low Ridge Rowley Lane Barnet EN5 3HS
Erection of a rear outbuilding