Planning application
142 Hamilton Terrace London NW8 9UX
Works: Extension Windows or glazing Small 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 2 December 2024 (RN: 24/02560/FULL) for Replacement of existing second floor conservatory with brick extension and erection of three storey rear extension to side wing; Erection of single storey lower ground floor rear extension with roof terrace; Replacement windows and doors; Installation of plant within enclosure to rear garden; Hard and sort landscaping works; and replacement of existing outbuilding with single storey outbuilding to rear garden. Namely, changes to single storey outbuilding to rear including omission of awning to north elevation, fixed window moved from west elevation to north elevation, window on west elevation made openable, timber cladding to north and east elevation changed to metal cladding, revised location of rainwater pipe and water butt.
As published by the council, reference 25/06199/NMA
Application record
- Reference
- 25/06199/NMA
- Type
- Non-material amendments
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 1 Sep 2025
- Validated
- 5 Sep 2025
- Decided
- 2 Oct 2025
- Ward
- Abbey Road
- Decision by
- Delegated Decision
- Postcode
- NW8 9UX
Site history
Applications at this address on the Westminster register
This site has had 7 applications since 2025: 6 approved, 1 refused.
-
25/07658/ADFULL Granted
142 Hamilton Terrace London NW8 9UX
Details drawings of the new balustrades, front gate and ground floor terrace privacy screen pursuant to condition 2(c) and 10 of planning permission dated 2nd December 2024 (RN: 24/02560/FULL).
-
25/07535/TCA Granted
142 Hamilton Terrace London NW8 9UX
1 x lime (T3): Reduce in height and spread to just distal to the most recent reduction points. Maximum cut size to be observed of 60mm and to suitable side growth at least one third of the diameter of the parent branch. Carry out a thorough crown clean.
-
25/07212/ADFULL Granted
142 Hamilton Terrace London NW8 9UX
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 3 of planning permission dated 2nd December 2024 (RN:24/02560/FULL)
-
25/06887/ADFULL Granted
142 Hamilton Terrace London NW8 9UX
Detail drawings of external timber windows and doors pursuant to condition 2 (a and b) of planning permission dated 2nd December 2024 (RN:24/02560).
-
25/06249/ADFULL Refused
142 Hamilton Terrace London NW8 9UX
Details of all new timber doors and windows to main house, pursuant to Condition 2 (Parts A+B) of planning permission dated 2nd December 2024 (RN: 24/02560/FULL).
-
25/05142/FULL Granted
142 Hamilton Terrace London NW8 9UX
Installation of plant equipment and acoustic enclosure to rear garden.
Timeline
Dates from the published record
-
1 Sep 2025
Received by Westminster
-
5 Sep 2025
Validated
Checked as complete and ready for consideration.
-
2 Oct 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Marek Wojciechowski Architects Agent, an architecture practice registered in London
Active · incorporated 2012 · London
21 applications on PlanIndex · across 2 councils · 89% 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
24 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 this grant of permission means
Westminster granted permission on 2 October 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
-
142 Hamilton Terrace London NW8 9UX
Installation of plant equipment and acoustic enclosure to rear garden.
Granted Full applications 16 docs -
142 Hamilton Terrace London NW8 9UX
1 x lime (T3): Reduce in height and spread to just distal to the most recent reduction points. Maximum cut size to be observed of 60mm and to suitable side growth at least one third of the diameter of the parent branch. Carry out a thorough crown clean.
Granted Trees 4 docs -
142 Hamilton Terrace London NW8 9UX
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 3 of planning permission dated 2nd December 2024 (RN:24/02560/FULL)
Granted Full applications Windows or glazing 11 docs -
142 Hamilton Terrace London NW8 9UX
Detail drawings of external timber windows and doors pursuant to condition 2 (a and b) of planning permission dated 2nd December 2024 (RN:24/02560).
Granted Full applications Windows or glazing 7 docs -
142 Hamilton Terrace London NW8 9UX
Details drawings of the new balustrades, front gate and ground floor terrace privacy screen pursuant to condition 2(c) and 10 of planning permission dated 2nd December 2024 (RN: 24/02560/FULL).
Granted Full applications 7 docs -
142 Hamilton Terrace London NW8 9UX
Details of all new timber doors and windows to main house, pursuant to Condition 2 (Parts A+B) of planning permission dated 2nd December 2024 (RN: 24/02560/FULL).
Refused Full applications Windows or glazing 6 docs
Other amendment applications
In Westminster
-
26/07459/NMA Awaiting decision
1 Hanover Square London W1S 1HA
Amendments to planning pemrission dated 10 October 2025 (RN: 25/01558/FULL) for the: Partial demolition, refurbishment and extension of the existing building to provide a sub-basement, basement, ground plus eight storey building; infilling and stepped rear extension; excavation of a new sub-basement level; installation of new plant equipment at basement and roof level; terraces at fourth, fifth, sixth, seventh and eighth floor levels; soft and hard landscaping; reprovision of car parking; new cycle parking facilities; and associated external works. Use of the building for retail and/or restaurant (Class E) on part ground floor and office (Class E) on all other floors. NAMELY, to allow alterations to the design of the ground floor frontages on Hanover Square and St George Street.
-
26/07438/NMA Awaiting decision
29 - 31 Hill Street London W1J 5LS
Amendments to planning permission dated 1st July 2025 (RN 25/01006/FULL) for the external alterations at roof level including the creation of Level 04 roof terrace for use in association with existing office (Class E), replacement and installation of new plant and landscaping, replacement of windows, introduction of louvres, removal and replacement of rooflights, installation of new rooflight and other associated works. NAMELY, for alterations comprising of the removal of window sash boxes and weights, changes to the window mullion arrangement, the removal of two sash windows, the installation of secondary glazing, the removal of existing chamber hatch and installation of extract vent and integrated bench, the external replacement of rainwater goods and hoppers, the removal of bricks and installation of airbricks, minor demolition works, replacement of roof covering, removal of ductwork, roof plant rearrangement, the installation of a new external door to plant area, minor layout alterations and other associated works.
-
26/07389/NMA Decided
Flat 1 5 Grittleton Road London W9 2DD
Amendments to planning permission dated 04 June 2025 (RN: 25/02022/FULL), NAMELY, amendment of Condition 4 to correct the property address from 9 Aldridge Road Villas to Flat 1 5 Grittleton Road.
-
26/07377/NMA Awaiting decision
60 Ledbury Road London W11 2AJ
Amendments to planning permission dated 2nd October 2025 (RN 25/04018/FULL) for the Partial demolition, refurbishment, and erection of a mansard roof extension to form a new third floor with dormers to front, side and rear elevations; to form 6 flats (Class C3) on upper floors; external plant equipment and ductwork; lower ground floor excavation to increase floor to ceiling height; replacement windows; cycle parking and associated external alterations; use of the part ground floor and lower ground floor as retail and restaurant (Class E). Site includes 60-68 Ledbury Road) NAMELY, An amendment to the basement and ground floor drawing reference numbers; amendment to the description of development, in reference to restaurant and or retail use; and amendments to C
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26/07375/NMA Awaiting decision
77 Hereford Road London W2 5BB
Amendments to planning permission dated 4th August 2026 (RN 26/03970/FULL) for the Replacement of roof terrace access stair with glazed hatch, new timber decking and front and rear roof railings to roof terrace, with infilling side window of closet wing. NAMELY, Hinged hatch access substituted by sliding hatch.