Planning application
1A Ridge Close London NW4 1ER
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Use of building in the rear garden as a self-contained dwelling (Use Class C3)
As published by the council, reference 26/1958/191
Application record
- Reference
- 26/1958/191
- Type
- Existing Lawful Development Certificate
- Status
- Unlawful
- Decision
- Refused As published: Unlawful
- Received
- 26 May 2026
- Validated
- 28 May 2026
- Decided
- 12 Jun 2026
- Ward
- Finchley Church End
- Decision by
- Delegated Decision
- Postcode
- NW4 1ER
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2026: 0 approved, 1 refused.
-
26/2967/191 Awaiting decision
1A Ridge Close London NW4 1ER
Use of building in the rear garden as a self-contained dwelling (Use Class C3)
-
26/0492/191 Awaiting decision
1A Ridge Close London NW4 1ER
Use of the rear outbuilding as 1no. self-contained dwelling (Use Class C3)
Timeline
Dates from the published record
-
26 May 2026
Received by Barnet
-
28 May 2026
Validated
Checked as complete and ready for consideration.
-
12 Jun 2026
Decision issued: Unlawful
-
16 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Allen Planning Ltd Agent, a planning consultancy registered in Salisbury
Active · incorporated 2011 · Salisbury
132 applications on PlanIndex · across 41 councils · 77% 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
11 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.
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Open the documentsWhat this refusal means
Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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 0.3 miles
-
1A Ridge Close London NW4 1ER
80% historically approved · decision due ~6 Apr
Use of the rear outbuilding as 1no. self-contained dwelling (Use Class C3)
Awaiting decision Lawful development 4 docsSmall domestic -
1A Ridge Close London NW4 1ER
79% historically approved · decision due ~6 Oct
Use of building in the rear garden as a self-contained dwelling (Use Class C3)
Awaiting decisionDomestic -
1B Ridge Close London NW4 1ER
79% historically approved · decision due ~6 Oct
Roof extension with rear dormer window, 2 side facing rooflights. Changes to fenestration; new bifold doors at ground floor level
Awaiting decision Extension Loft or dormer +1 -
18A Holders Hill Crescent London NW4 1ND
Single storey rear extension with roof lantern. Conversion and extension of the garage into habitable room, insertion of window and door to replace existing garage door
Granted Full applications Extension Windows or glazing 8 docsSmall domestic -
18A Holders Hill Crescent London NW4 1ND
63% historically approved · decision due ~19 Jan
Single storey rear extension with roof lantern. Conversion of the garage into habitable room, insertion of window and door to replace existing garage door
Awaiting decision Full applications Extension Windows or glazing 3 docsSmall domestic -
31 Holders Hill Avenue London NW4 1ES
Roof extension involving hip to gable and rear dormer window. New front porch. Erection of a rear outbuilding, following demolition of existing outbuilding. (amended)
Granted Lawful development Extension Loft or dormer +2 6 docsSmall domestic
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