Planning application
10 Glenthorne Road London N11 3HT
Works: Extension Loft or dormer Demolition
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Roof extension involving side and rear L-shaped dormer, 2no. front facing rooflights. Erection of a rear outbuilding following demolition of the existing store
As published by the council, reference 26/1542/192
Application record
- Reference
- 26/1542/192
- Type
- Proposed Lawful Development Certificate
- Status
- Pending Consideration
- Received
- 24 Apr 2026
- Validated
- 27 Apr 2026
- Ward
- Friern Barnet
- Postcode
- N11 3HT
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2026.
-
26/2698/FUL Awaiting decision
10 Glenthorne Road London N11 3HT
Change of use from a single dwellinghouse (Use Class C3) to a 7-bedroom, 7-person House in Multiple Occupation (Sui Generis) including single storey rear extension, roof extension incorporating an L-shaped dormer to the side and rear and 2no. front facing rooflights. Erection of a rear outbuilding following demolition of the existing store. Associated refuse/recycling and cycle storage
-
26/1694/HSE Awaiting decision
10 Glenthorne Road London N11 3HT
Single storey rear extension following the demolition of the existing conservatory
Timeline
Dates from the published record
-
24 Apr 2026
Received by Barnet
-
27 Apr 2026
Validated
Checked as complete and ready for consideration.
-
25 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 22 June 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 44 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
AMBA Architecture Ltd. Agent, an architecture practice registered in Wembley
Active · incorporated 2024 · Wembley
14 applications on PlanIndex · across 6 councils · 83% 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
16 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 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 500 metres
-
10 Glenthorne Road London N11 3HT
77% historically approved · decision due ~1 Jul
Single storey rear extension following the demolition of the existing conservatory
Awaiting decision Householder Extension Demolition 12 docsSmall domestic -
10 Glenthorne Road London N11 3HT
61% historically approved · decision due ~16 Sep
Change of use from a single dwellinghouse (Use Class C3) to a 7-bedroom, 7-person House in Multiple Occupation (Sui Generis) including single storey rear extension, roof extension incorporating an L-shaped dormer to the side and rear and 2no. front facing rooflights. Erection of a rear outbuilding following demolition of the existing store. Associated refuse/recycling and cycle storage
Awaiting decision Full applications Extension Loft or dormer +1Small domestic -
139 Friern Barnet Road London N11 3DX
61% historically approved · decision due ~9 Jun
Extension at second floor level to change from hipped roof to dutch gable and juliette balcony window on rear elevation only and insertion of 6no. side facing rooflights with removal of existing chimney stacks.
Awaiting decision Full applications Extension Loft or dormer +1 8 docs -
19 Bellevue Road London N11 3ET
Roof extension involving rear dormer and 2no. front facing rooflights. Demolition of chimney. Erection of a rear outbuilding following demolition of existing garden shed. New front porch. (amended)
Granted Lawful development Extension Loft or dormer +1 5 docsSmall domestic -
Yarlington Court 1 Sparkford Gardens London N11 3GS
87% historically approved · decision due ~27 Jul
1 x Chestnut (applicnats ref. T13) - Reduce canopy by 0.5-1m, remove dead wood and lift crown. Standing in T9 of Tree Preservation Order.
Awaiting decision Trees 2 docs -
Yarlington Court 1 Sparkford Gardens London N11 3GS
87% historically approved · decision due ~27 Jul
12 x Lime (applicants ref. T1-12) - Cut back 3m over footpath, 5m over road, reduce canopy by 1-2m and remove dead wood. Standing in Group G1 of Tree Preservation Order.
Awaiting decision Trees 3 docs
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).
-
26/1907/191 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)
-
26/2059/192 Refused
Low Ridge Rowley Lane Barnet EN5 3HS
Erection of a rear outbuilding
-
26/2066/192 Granted
355 Hendon Way London NW4 3NB
Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of chimney on rear elevation (AMENDED DESCRIPTION)
-
26/2525/192 Granted
39 Ridgeway Avenue Barnet EN4 8TN
Single storey rear extension