Planning application
4 Harmsworth Way London N20 8JU
Works: Extension Loft or dormer Windows or glazing Small domestic
Read from the description, not a valuation. How we read the register
Relates to 25/3367/HSE
Withdrawn before a decision, so it carries no planning weight. A revised scheme can be submitted at any time.
Proposal
Non material amendment to planning permission 25/3367/HSE dated 06/10/2025 for `Single storey front extension, lean to side extension. Part single, part two storey rear extension with 1no rooflight. Conversion of the garage to a habitable room insertion of window to replace 1no. garage door. Changes to fenestration. Changes to garden levels involving new patio area.` Amendments include garage door to be replaced with window
As published by the council, reference 25/5042/NMA
Application record
- Reference
- 25/5042/NMA
- Type
- Non Material Amendment
- Status
- Withdrawn
- Decision
- Withdrawn
- Received
- 16 Dec 2025
- Validated
- 16 Dec 2025
- Decided
- 6 Jan 2026
- Ward
- Totteridge & Woodside
- Decision by
- Delegated Decision
- Postcode
- N20 8JU
Site history
Applications at this address on the Barnet register
This site has had 2 applications since 2025: 1 approved, 0 refused.
-
25/3367/HSE Granted
4 Harmsworth Way London N20 8JU
Single storey front extension, lean to side extension. Part single, part two storey rear extension with 1no rooflight. Conversion of the garage to a habitable room insertion of window to replace 1no. garage door. Changes to fenestration. Changes to garden levels involving new patio area.
Timeline
Dates from the published record
-
16 Dec 2025
Received by Barnet
-
6 Jan 2026
Decision issued: Withdrawn
-
10 Aug 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
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25/3367/HSE Granted
4 Harmsworth Way London N20 8JU
Single storey front extension, lean to side extension. Part single, part two storey rear extension with 1no rooflight. Conversion of the garage to a habitable room insertion of window to replace 1no. garage door. Changes to fenestration. Changes to garden levels involving new patio area.
Who's behind it
Company information only, from the register and Companies House
AS Design Studio Ltd Agent, a design practice registered in Pinner
Active · incorporated 2017 · Pinner
2 applications on PlanIndex
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
4 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 withdrawal means
The applicant withdrew this application before Barnet decided it, and is free to submit a revised scheme at any time. More in our guide to what happens after a planning decision.
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 0.3 miles
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4 Harmsworth Way London N20 8JU
Single storey front extension, lean to side extension. Part single, part two storey rear extension with 1no rooflight. Conversion of the garage to a habitable room insertion of window to replace 1no. garage door. Changes to fenestration. Changes to garden levels involving new patio area.
Granted Householder Extension Loft or dormer +1 28 docsSmall domestic -
16 Harmsworth Way London N20 8JU
Erection of a single storey front extension, part single, part two storey rear extension including inset terrace. Alterations and extensions to the roof including the raising of the ridge height, insertion of roof lights and erection of a rear dormer window to facilitate a loft conversion. Alterations and extensions to the rear patio including the reconfiguration of the existing swimming pool area
Granted Householder Extension Loft or dormer +2 17 docsSmall domestic -
Crofters 45 Pine Grove London N20 8LA
1 x Laurel (applicants ref. T1) - Reduce height a foot below guttering. (exempt works shrub) 1 x Ash (applicants ref. T2) - Cut back to previous points of reduction. 1 x Dead Tree (applicants ref. T3) - Remove. (exempt) 1 x Sycamore (applicants ref. T4) - Remove ivy and reduce by 1 meters 1 x Ash (applicants ref. T5) - Crown reduce by 2 meters 1 x Corkscrew Willow (applicants ref. T6) -Take weight off of leaning limb and balance and remove dead wood reduce overhanging limb by 2 and a half metres and rest of tree by 1 and half metres 1 x Leylandii (applicants ref. T7) - Reduce by 4 metres and shape. 1 x Conifer (applicants ref. T8) - Reduce height by 1 metre. 3 x Himalayan Birch (applicants ref. T9) - Thin crown by 15%. 1 x Holly (applicants ref. T10) - Reduce by 2 metres and shape. (Amended description)
Awaiting decision Trees 5 docs -
Scotswood Pine Grove London N20 8LA
78% historically approved · decision due ~27 Aug
1 x Laurel (applicants ref. T1) - Reduce height by 2-2.5m to let more light into the garden. (Exempt shrub) 1 x Holly (applicants ref. T2) - Reduce height by 4m to let more light into the garden. 1 x Monterey Cypress (applicants ref. T3) - Remove lowest two layers of branches (6 branches) to improve view of the Crab Apple.
Awaiting decision -
Boundary Between 12 And 16 Totteridge Village Totteridge Village Whetstone London N20 8JP
Submission of details of condition 3 (Sample brick and mortar) pursuant to planning permission 21/0773/LBC dated 08/04/2021
Refused Conditions 3 docs -
Boundary Between 12 And 16 Totteridge Village Totteridge Village Whetstone London N20 8JP
Submission of details of condition 3 (Sample brick and mortar) pursuant to planning permission 21/0772/HSE dated 08/04/2021
Refused Conditions 3 docs
Other amendment applications
In Barnet
-
26/3776/NMA Awaiting decision
2 Beechworth Close London NW3 7UT
Non-material amendments to planning permission reference 24/4827/HSE dated 21/01/25 for 'New front boundary walls and access gates. New fencing with associated landscaping.' Amendments include changes to front boundary wall and fences and landscaping
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26/3775/NMA Awaiting decision
2 Beechworth Close London NW3 7UT
Non-material amendments to planning permission reference 24/0743/HSE dated 20/05/24 for 'Part single, part two-storey side and rear extension. Single storey front infill extension. Second floor roof extension to incorporate terrace area. Alterations to the external facade and fenestration arrangement.' Changes to external finishes / materials; Addition of glass balustrade to east and south elevations of roof terrace; Removal of chimney to north elevation; Changes to fenestration; Changes to hard landscaping: Changes to internal layouts; Amendment to Design and Access Statement
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26/3778/NMA Awaiting decision
Unit 1 Great North Leisure Park Chaplin Square London N12 0GL
Non-material amendments to planning permission reference C11441AK dated 02/06/98 for 'Variation to condition 13 (Opening Hours) of planning permission ref: C11441A to enable the restaurants to be open until midnight on Mondays to Saturdays and until 11.30pm on Sundays, and to enable restaurant C to open from 7am on Mondays to Saturdays.' Amendments include changing opening hours to allow Unit 1 to open from 7:30am Monday to Sunday
-
26/3748/NMA Awaiting decision
80 Margaret Road Barnet EN4 9RB
Non-material amendments to planning permission reference B/02962/13 dated 18/09/13 for 'Single storey front/side extension and single storey rear extension including new rear patio and part of its enclosure with 1.1m high timber fence and post.' Amendments include revisions to the side extension and renewal of roof coverings
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26/3741/NMA Awaiting decision
8 North Square London NW11 7AA
Non material amendment to planning permission 26/1111/HSE dated 17/09/2026 for 'Conversion of existing garage and utility room into habitable room, including raising height of roof and insertion of 1no. rooflight and replacement of existing windows on west (side) garage elevation with 1no. door and 1no. window. Insertion of 1no. rooflight to flat section of the main roof. Removal of modern external waste pipes. (Revised Design)'. Amendments includes changes to the wording of condition 3 to enable the required detail/materials to be approved before works starts on each relevant part of the development