Planning application
51 Sunningfields Road London NW4 4RA
Works: Extension Loft or dormer Windows or glazing
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 2no. side facing rooflights
As published by the council, reference 25/5073/192
Application record
- Reference
- 25/5073/192
- Type
- Proposed Lawful Development Certificate
- Status
- Unlawful
- Decision
- Unlawful
- Received
- 17 Dec 2025
- Validated
- 17 Dec 2025
- Decided
- 14 Jan 2026
- Ward
- Hendon
- Decision by
- Delegated Decision
- Postcode
- NW4 4RA
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2025: 1 approved, 0 refused.
-
26/0916/192 Decided
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 1no. side and front facing rooflight
-
25/4484/PNH Granted
51 Sunningfields Road London NW4 4RA
No2 single storey rear extensions, following the demolition of the existing conservatory and raised patio. One with a proposed depth of 8.00 metres and one with a proposed depth of 4.55 metres, both having a proposed maximum height of between 3.78m and 3.38 metres, and eaves height of 2.95 metres (AMENDED)
Timeline
Dates from the published record
-
17 Dec 2025
Received by Barnet
-
14 Jan 2026
Decision issued: Unlawful
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, an architecture practice
120 applications on PlanIndex · across 26 councils · 79% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
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 documentsAfter the decision
Barnet has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. 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
-
51 Sunningfields Road London NW4 4RA
Alterations and extensions to the roof including wrap around side and rear dormer window with 2no. juliette balconies and 1no. side and front facing rooflight
Decided Lawful development Extension Loft or dormer +1 5 docs -
51 Sunningfields Road London NW4 4RA
No2 single storey rear extensions, following the demolition of the existing conservatory and raised patio. One with a proposed depth of 8.00 metres and one with a proposed depth of 4.55 metres, both having a proposed maximum height of between 3.78m and 3.38 metres, and eaves height of 2.95 metres (AMENDED)
Granted Prior approval Extension Demolition 5 docsSmall domestic -
44 St Marys Crescent London NW4 4LH
Single storey front porch/side extension including conversion of the existing garage into habitable room, insertion of window to replace the existing garage door and front new access steps with associated railings
Granted Householder Extension Windows or glazing 5 docsSmall domestic -
155 Sunny Gardens Road London NW4 1SG
79% historically approved · decision due ~4 Nov
Erection of a rear outbuilding and shed
Awaiting decision Lawful development 3 docsSmall domestic -
37 Rowsley Avenue London NW4 1AP
77% historically approved · decision due ~28 Jan
Single storey front, side extension and rear extensions with 3no. rooflights following demolition of the existing conservatory. Repositioning of existing air conditioning unit to side elevation
Awaiting decision Householder Extension Loft or dormer +1 7 docsSmall domestic -
155 And 157 Sunny Gardens Road London NW4 1SG
60% historically approved · decision due ~3 Nov
Part single, part two storey side and rear extensions including conversion of the garage into habitable room, insertion of window to replace the garage door and new front porch. Alterations to existing front bay windows. Creation of basement levels with garden level rooms with associated stairs leading to garden level and patio and front light wells to front elevation. Roof extension including rear dormer windows, side gable windows and 2no. front facing rooflights to both properties
Awaiting decision Full applications Extension Loft or dormer +1 16 docsSmall domestic
Other lawful development applications
In Barnet
-
26/2679/192 Decided
21 Myddelton Park London N20 0JH
Single storey rear extension and increase in ridge height of existing rear outrigger (Amended description).
-
26/1907/191 Decided
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 Decided
Low Ridge Rowley Lane Barnet EN5 3HS
Erection of a rear outbuilding
-
26/2066/192 Decided
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)
-
26/1663/192 Decided
152 Deans Lane Edgware HA8 9NT
Change of use from single family dwellinghouse (Class C3a) to supported living accommodation Class C3b)