Planning application
Thatcham Court High Road London N20 9QU
Works: New dwelling
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Non-material amendments of appeal reference 6000905 dated 18/02/26 (planning reference 25/2439/FUL) for 'Additional storey at third floor level to provide 5no. self-contained flats on the two side wings of the detached block of flats. Associated refuse/recycling and cycle storage.' Amendments include retaining the roof overhang on the existing building.
As published by the council, reference 26/2068/NMA
Application record
- Reference
- 26/2068/NMA
- Type
- Non Material Amendment
- Status
- Pending Consideration
- Received
- 3 Jun 2026
- Validated
- 4 Jun 2026
- Ward
- Barnet Vale
- Postcode
- N20 9QU
Site history
Applications at this address on the Barnet register
This site has had 3 applications since 2026: 2 approved, 0 refused.
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26/1808/CON Granted
Thatcham Court High Road London N20 9QU
Submission of details of condition 2 (Materials) 3 (Construction Management Plan (CMP) pursuant to planning appeal 6000411 dated 18/02/2026 planning ref 25/0456/PNV
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26/1807/CON Granted
Thatcham Court High Road London N20 9QU
Submission of details of condition 3 (Materials) 4 (Construction Management Plan (CMP) pursuant to planning appeal 6000905 dated 18/02/2026 planning ref 25/2439/FUL
Timeline
Dates from the published record
-
3 Jun 2026
Received by Barnet
-
4 Jun 2026
Validated
Checked as complete and ready for consideration.
-
25 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 30 July 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
Hybrid Plannig and Development Agent, a developer
4 applications on PlanIndex · across 4 councils
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
9 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 amendment applications in a median of 41 days. More in our guide to how long planning decisions take.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 500 metres
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Thatcham Court High Road London N20 9QU
Submission of details of condition 3 (Materials) 4 (Construction Management Plan (CMP) pursuant to planning appeal 6000905 dated 18/02/2026 planning ref 25/2439/FUL
Granted Conditions 28 docs -
Thatcham Court High Road London N20 9QU
Submission of details of condition 2 (Materials) 3 (Construction Management Plan (CMP) pursuant to planning appeal 6000411 dated 18/02/2026 planning ref 25/0456/PNV
Granted Conditions 13 docs -
1473 High Road London N20 9PJ
95% historically approved · decision due ~25 Jun
Submission of details of condition 4 (Hard and Soft Landscaping) 6 (Demolition and Construction Management and Logistics Plan) pursuant to planning permission 20/5625/OUT dated 11/03/2022
Awaiting decision Conditions Demolition 5 docs -
1473 High Road London N20 9PJ
Submission of details of Condition 7 (Refuse and Recycling Storage) 8 (Parking Layout) and 9 (Cycle Parking/Storage) pursuant to planning permission 20/5625/OUT dated 11/03/2022
Granted Conditions 2 docs -
15 Well Grove London N20 9BN
77% historically approved · decision due ~13 Nov
Single storey rear extension with rooflight. Roof extension including rear dormer window and 2no. front facing rooflights
Awaiting decision Householder Extension Loft or dormer +1 23 docsSmall domestic -
15 Well Grove London N20 9BN
77% historically approved · decision due ~21 Jan
Addition of 2no. front, 2no. rear facing rooflights to existing roof extension
Awaiting decision Householder Extension Loft or dormer 22 docsDomestic
Other amendment applications
In Barnet
-
26/3330/NMA Awaiting decision
Mar House 50 The Hyde London NW9 5NG
Non material amendment to planning permission 22/1932/FUL dated 06/02/2024 for 'Change of use of ground floor from a use within Class E (retail), and construction of mezzanine floor, to provide a Class C1 Use (hotels) over both floors. Creation of new commercial units for a use within Class E (retail) and ancillary bar/restaurant facilities and associated external changes'. Amendments includes alterations to the wording of the proposed development
-
26/3315/NMA Awaiting decision
76 Windermere Avenue London N3 3RA
Non material amendment to planning permission original ref 26/2420/HSE dated 24/08/2026 for 'Erection of a rear outbuilding including raised platform'. Amendments includes changes to landscape and levels
-
26/3297/NMA Awaiting decision
75 Wise Lane London NW7 2RH
Non-material amendments to planning permission reference 17/2583/FUL dated 16/08/17 for 'Erection of a two storey detached residential dwelling with rooms in roofspace, following the demolition of existing two storey detached residential dwelling and garage. Associated parking, cycle storage, hard and soft landscaping.' Amendments include: Installation of zinc copings to the tops of the roof verge and eaves parapet walls and the tops of the first floor flat roof parapet walls; Replacement of one rooflight; Replacement of the concealed roof gutters and addition of overflows with zinc covers to north and south elevations; Stepped zinc roof flashings to sloping roof abutments with brick parapet walls
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26/3265/NMA Awaiting decision
Fairacres 164 East End Road London N2 0RR
Non-material amendments to planning permission reference 24/1113/FUL dated 22/01/25 for 'Demolition of existing units in the central and southern parts of the existing building and construction of new replacement self-contained dwellings to provide 36 residential units (Class C3). Alterations to the existing and retained front part of the building to provide 3 reconfigured self-contained residential units and the retention of 1 existing self-contained residential unit (Class C3), along with other general refurbishment and alterations works, new landscaping, refuse store, car and cycle parking, sub-station and retaining existing accesses on East End Road and Pulham Avenue. Retention of St Anne's House (2 units) and general refurbishment and improvement works.' Amendments include: Redesigned access around the rear garden: Redesigned hard and soft landscaping; Amended refuse store footprint
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26/3216/NMA Awaiting decision
33 Rosslyn Avenue Barnet EN4 8DH
Non-material amendments to planning permission reference 24/1856/HSE dated 10/07/24 for 'Single storey rear extension with new raised terrace area with associated access steps'. Amendments include change to size of door opening and colour of proposed rear door frame