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
20 applications on PlanIndex · 88% granted
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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.
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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
-
26/06251/NMA Awaiting decision
19 Cumberland Street London SW1V 4LS
Amendments to planning permission dated 20th March 2026 (RN:25/08960/FULL) for Lower ground floor rear infill extension with terrace above, replacement of rear first floor conservatory, new roof level rear single dormer with access to third floor roof terrace, alterations to windows and external refurbishment, namely the change of conservatory gable roof to a flat GRP roof.
-
26/06201/NMA Awaiting decision
Almack House 28 King Street St James's London SW1Y 6QW
Amendments to planning permission dated 16th April 2026 (RN:26/01487/FULL) for Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows, namely change to approved grille.
-
26/06212/NMA Awaiting decision
10 - 11 Lancaster Gate London W2 3LH
Amendment to Condition 12 (Whole Life Carbon) of planning permission dated 19th April 2024 (RN 23/04044/FULL) for Change of use from hotel to residential use (Class C3) with associated internal alterations to create 11 new units and external alterations comprising reconfiguration and recladding of the rear extension and restoration of the existing building. Namely to include additional requirement to evidence and justify where benchmarks cannot be achieved, consider mitigation measures and if none, evidence that all mitigation measures have been exhausted. (Linked with RN 26/06213/ADFULL)
-
26/06211/NMA Awaiting decision
15 Portland Place London W1B 1PT
Amendments to planning permission dated 21th July 2022 (RN:22/03521/FULL) for Variation of condition 5 of planning permission dated 11th April 2018 (17/10815/FULL) for the 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 condition 3.
-
26/06199/NMA Awaiting decision
33 - 35 Praed Street London W2 1NR
Amendments to planning permission dated 24th Septmebr 2024 (RN:24/03287/FULL) for Use of lower ground and ground floors as supermarket with ancillary bakery (Class E); Use of first, second and third floors as aparthotel with 19 bedrooms (Class C1); Installation of plant machinery and solar thermal panels at roof level, Replacement of windows; and associated external alterations. Namely, Introduction of two shawarma grill machines in the supermarket area at ground floor level; the introduction of a new canopy to provide ventilation for the two shawarma grill machines; and amendments to the ventilation design for the lower ground floor bakery canopy extract.