Planning application
Abercorn School 28 Abercorn Place NW8 9XP
Works: Extension Loft or dormer Windows or glazing Trees Domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Amendments to planning permission dated 8th May 2025 (RN 25/00945/FULL) for the Internal and external refurbishment to facilitate the reversion to and use for a single dwellinghouse, comprising: installation of a new dormer window to front elevation; installation of a dormer window to the west elevation at third floor; replacement of windows throughout; removal of non-original external fire escape staircase to rear facade and installation of a balcony to the rear facade a ground and first floor level and a new external staircase to access the garden from lower ground level; rationalising the rear facade (removal of exposed cabling, replacement of rainwater goods); installation of a lift within the original closet wing with lift overrun; removal of non-original partitions and openings, addition of new partitions, and infill of redundant openings throughout; creation of new opening within existing fabric at ground floor and replacement with doors; repairs, enhancements and redecoration throughout including to fireplaces and doors; removal of non-permeable hard surfaces in front and rear gardens and addition of new planting and terraces; pruning of the existing trees to the front of the property; and other relevant alterations. NAMELY, for the removal of condition 10.
As published by the council, reference 25/05133/NMA
Application record
- Reference
- 25/05133/NMA
- Type
- Non-material amendments
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 23 Jul 2025
- Validated
- 23 Jul 2025
- Decided
- 31 Jul 2025
- Ward
- Abbey Road
- Decision by
- Delegated Decision
- Postcode
- NW8 9XP
Site history
Applications at this address on the Westminster register
This site has had 7 applications since 2025: 7 approved, 0 refused.
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26/01000/TPO Granted
Abercorn School 28 Abercorn Place NW8 9XP
T1 Horse chestnut: pruning of single root approximately 65mm diameter at the boundary of the building.
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26/00028/ADFULL Granted
Abercorn School 28 Abercorn Place NW8 9XP
Details of sample of privacy glass pursuant to condition 3 of planning permission dated 8th May 2025 (RN: 25/00945/FULL).
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25/08524/ADFULL Granted
Abercorn School 28 Abercorn Place NW8 9XP
Details of hard and soft landscaping pursuant to condition 9 of planning permission dated 8th May 2025 (RN: 25/00945/FULL)
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25/06518/TCA Granted
Abercorn School 28 Abercorn Place NW8 9XP
1 x plum (T1, front): Reduce by up to 1.5 meters in height and 1.5 meters in radial spread to include thinning approximately 20% of internal epicormic growth and the removal of deadwood from the canopy.
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25/05655/ADFULL Granted
Abercorn School 28 Abercorn Place NW8 9XP
Details of a desktop study, details of a site investigation and details of a remediation strategy pursuant to condition 6 (phase 1, 2, 3) of planning permission dated 8th May 2025 (RN:25/00945/FULL)
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25/05366/ADFULL Granted
Abercorn School 28 Abercorn Place NW8 9XP
Details of a method statement explaining the measures you will take to protect the trees on and close to the site and details of an auditable system of arboricultural site monitoring, site supervision and record keeping pursuant to condition 7 and 8 (Part 1) of planning permission dated 8th May 2025 (RN:25/00945/FULL)
Timeline
Dates from the published record
-
23 Jul 2025
Received by Westminster
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31 Jul 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Lichfields Agent, registered in Newbury
Active · incorporated 2006 · Newbury
1,983 applications on PlanIndex · across 164 councils · 94% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
8 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 grant of permission means
Westminster granted permission on 31 July 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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
-
Abercorn School 28 Abercorn Place NW8 9XP
Details of a method statement explaining the measures you will take to protect the trees on and close to the site and details of an auditable system of arboricultural site monitoring, site supervision and record keeping pursuant to condition 7 and 8 (Part 1) of planning permission dated 8th May 2025 (RN:25/00945/FULL)
Granted Full applications Trees 12 docs -
Abercorn School 28 Abercorn Place NW8 9XP
Details of a desktop study, details of a site investigation and details of a remediation strategy pursuant to condition 6 (phase 1, 2, 3) of planning permission dated 8th May 2025 (RN:25/00945/FULL)
Granted Full applications 9 docs -
36 Abercorn Place NW8 9XP
88% historically approved · decision due ~28 Apr
Variation of Condition 1 of planning permission dated 11 September 2025 (RN: 25/02425/FULL) for 'Excavation of basement below existing house and part of front and rear garden land with lightwells to the front and rear; partial demolition of front facade; demolition of rear extension and roof; erection of part replacement front facade, new mansard roof level; replacement fenestration to the rear elevation; and landscaping works to front and rear gardens, including plant equipment to rear'. NAMELY, to render the rear elevation, amend rear fenestration and changes to detailed design of front elevation.
Awaiting decision Full applications Extension Loft or dormer +2 9 docs -
36 Abercorn Place NW8 9XP
Amendments to planning permission dated 11 September 2025 (RN: 25/02425/FULL) for Excavation of basement below existing house and part of front and rear garden land with lightwells to the front and rear; partial demolition of front facade; demolition of rear extension and roof; erection of part replacement front facade, new mansard roof level; replacement fenestration to the rear elevation; and landscaping works to front and rear gardens, including plant equipment to rear. Namely, to render the rear elevation to match the front facade, amend detailed design of the rear first floor windows, replace the approved rear windows at ground floor level with doors, reposition the rear first floor windows, adjust the rear bays and architectural alteratons to the front elevation.
Refused Amendments Extension Loft or dormer +2 17 docs -
Abercorn School 28 Abercorn Place NW8 9XP
T1 Horse chestnut: pruning of single root approximately 65mm diameter at the boundary of the building.
Granted Trees 8 docs -
16D Abercorn Place NW8 9XP
Detailed drawings of sample photographs or specifications courtyard ground covering and details new door and window pursuant to condition 4 and 5 of planning permission dated 17th October 2025 (RN 25/06246/FULL)
Granted Full applications Windows or glazing 9 docs
Other amendment applications
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26/07181/NMA Awaiting decision
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Amendments to planning permission dated 9th October 2025 (RN:25/04048/FULL) forInfilling of the ground floor undercroft along Mortimer Street (Class E), replacement of ground floor frontage to the whole building and refurbishment of the upper floor facades. Namely, alterations to the approved green roof area at the site.
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26/07132/NMA Awaiting decision
157 - 159 Victoria Street London SW1E 5NA
Amendments to planning permission dated 27 August 2026 (RN: 26/04666/FULL) for the: Installation of combined defibrillator and bleed kit cabinets to external wall of Nationwide Building Society branch. NAMELY, to allow alteration to design of combined defibrillator and bleed kit cabinet.
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26/07086/NMA Awaiting decision
Windsor House 50 Victoria Street London SW1H 0TL
Amendments to planning permission dated 18th September 2026 (RN 26/01445/FULL) for the Refurbishment of Windsor House and Christchurch House (excluding residential part), including re-cladding and amendment of facades, replacement of windows, new end-of-trip facilities, installation of roof-level plant and screening, and associated works, to provide office, retail, restaurant and indoor recreation accommodation (Class E) with amenity spaces, including a new roof level pavilion to Christchurch House and link bridge between Windsor House and Christchurch House. NAMELY, amendments to the wording of Conditions 1, 11, 12, 13,14, 15 and 26.
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26/07071/NMA Awaiting decision
London School Of Economics & Political Science Houghton Street London WC2A 2AE
Amendments to planning permission dated 21st Februrary 2018 (RN:17/05855/FULL) for Variation of Condition 1 of planning permission dated 19 October 2016 (RN:16/05155/FULL) for demolition of existing buildings known as Clare Market, The Anchorage, the East Building, St Clements (partial) and Tower One (partial) and redevelopment to provide replacement interconnected academic facilities for Class D1 and ancillary uses, comprising a two storey basement, a part six storey / part 13 storey building and a seven storey core extension to the St Clements building and associated cycle parking and other works; all arranged around a new public square namely, removal of two cycle stands.
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26/06211/NMA Decided
15 Portland Place London W1B 1PT
Amendments to planning permission dated 21 July 2022 (RN:22/03521/FULL) which varied Condition 5 of planning permission dated 11 April 2018 (17/10815/FULL) for: Use of the building for a temporary period of 20 years as a medical use (Use Class D1) personal to OM Tower LLP namely to amend the wording of Condition 3 to omit the words " No one else may benefit from this permission" to allow the use by third party practitioners.