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Planning application

Almack House 28 King Street St James's London SW1Y 6QW

Awaiting decision Westminster 26/06201/NMA Amendments

Works: Windows or glazing

Relates to 26/01487/FULL

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

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, addition of window top grille

As published by the council, reference 26/06201/NMA

Application record

Reference
26/06201/NMA
Category
Amendments
Status
Pending
Received
10 Sep 2026
Validated
10 Sep 2026
Postcode
SW1Y 6QW

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/01487/FULL Awaiting decision

    Almack House 28 King Street St James's London SW1Y 6QW

    Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows

    Submitted 9 Mar 2026 Full applications

Timeline

Dates from the published record

  1. 10 Sep 2026

    Received by Westminster

  2. 17 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 5 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Westminster took a median of 64 days over the applications it decided in the last year.

Cases linked to this one on the register

  • 26/01487/FULL Awaiting decision

    Almack House 28 King Street St James's London SW1Y 6QW

    Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows

    Submitted 9 Mar 2026 Full applications

What happens while it is decided

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided amendment applications in a median of 54 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

  • Almack House 26 - 28 King Street Covent Garden London SW1Y 6QW

    08/04876/FULL Submitted 3 Jun 2008 0m away

    Replacement of doors and glazing to front entrance.

    Granted Full applications Windows or glazing 10 docs
  • Almack House 28 King Street St James's London SW1Y 6QW

    26/01487/FULL Submitted 9 Mar 2026 0m away

    87% historically approved · decision due ~4 May

    Installation of a mechanical plant at lower ground floor and installation of two grilles to two lower ground floor windows

    Awaiting decision Full applications Windows or glazing 17 docs
  • 8 King Street St James's London SW1Y 6QT

    07/06608/ADV Submitted 27 Jul 2007 50m away

    Display of 1 x non-illuminated fascia sign above entrance doors on Duke Street elevation.

    Granted Advertising 4 docs
  • 8 King Street St James's London SW1Y 6QT

    07/06607/FULL Submitted 27 Jul 2007 50m away

    Replacement and upgrading of existing plant at first, second and third floor levels and within existing internal lightwell. Replacement entry doors on Duke Street elevation.

    Granted Full applications 14 docs
  • 8 King Street St James's London SW1Y 6QT

    08/05175/FULL Submitted 17 Jun 2008 50m away

    Replacement of existing roof mounted plant equipment within internal lightwell, alterations to roof gantries and associated alterations.

    Granted Full applications 13 docs
  • 5 - 7 King Street St James's London SW1Y 6QS

    25/06104/CLEUD Submitted 27 Aug 2025 52m away

    Fifth floor (top floor) used as ClassE (g)(i) offices including meeting rooms, kitchens and toilet facilities.

    Granted Lawful development 12 docs

In Westminster

  • 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)

    10 Sep 2026 Amendments
  • 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.

    10 Sep 2026 Amendments
  • 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.

    10 Sep 2026 Amendments
  • 26/06160/NMA Awaiting decision

    The Arcade Dolphin Square London SW1V 3LX

    Amendments to planing permission dated 11 June 2025 (RN: 25/01157/FULL) for: Alterations to the ground floor of Rodney House including the shopping arcade, with the introduction of new shopfronts to the Chichester Street frontage; new entrances with accessible ramps for accessibility; and associated works. Namely, amendments to the treatment of the end bays of the Chichester Street elevation

    9 Sep 2026 Amendments
  • 26/06071/NMA Awaiting decision

    3 - 6 Kenrick Place London W1U 6HD

    Amendments to planning permission dated 29th April 2026 (RN 26/01390/FULL) for the Erection of new rear dormer, refurbishment of the existing windows (excluding the ground floor shopfront glazing to No. 6 Kenrick Place) with new painted timber framed double glazed units, replacement of glazed roof lantern with a new metal framed roof lantern, installation of four new condenser units at roof level, installation of timber doors and Juliet balcony railing to front elevation, installation of two rooflights to the west facing pitched roof, installation of frosted manifestation film to a small number of west elevation window panes and installation of access door, safety balustrading and safety access walkway at roof level. NAMELY, to provide updated Environmental Noise Survey and HVAC Plant Noise Impact Analysis' report document with version 4.0 (dated 3rd August 2026). The changes to the report reflect the assessment based on a different window within the lightwell, which the neighbour identified as being a bedroom (previously assumed to be a bathroom). This has resulted in a change to insertion loss requirements for the plant enclosure.

    7 Sep 2026 Amendments