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Planning application

33 Robert Adam Street London W1U 3HP

Awaiting decision Westminster 26/02559/FULL Full Planning Permission Application

Works: Roofing Windows or glazing

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

Proposal

Variation of condition 3 of planning permission dated 19th February 2024 (RN:23/06458/FULL) for the removal of facades at Ground & First; New Entrance, with stone features, glazed facade, new entrance doors, and new planters; Replacement of windows; New louvred shutters to South-facing windows; Replacement MEP services and associated plant; New cycle storage in basement; Upgrade to internal offices; New roof covering & insulation and associated works. NAMELY, to allow the roof area shown on drawing 0950-GAR-A-0155-P04_PROP_RF can be used for the installation of photovoltaic (PV) panels, to reduce energy demand from the grid and improve the building.

As published by the council, reference 26/02559/FULL

Application record

Reference
26/02559/FULL
Type
Full Planning Permission Application
Status
Pending
Received
17 Apr 2026
Validated
17 Apr 2026
Ward
Marylebone
Postcode
W1U 3HP

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/04276/NMA Awaiting decision

    33 Robert Adam Street London W1U 3HP

    Amendments to planning permission dated 20th February 2024 (RN:23/06458/FULL) for Removal of facades at Ground & First; New Entrance, with stone features, glazed facade, new entrance doors, and new planters; Replacement of windows; New louvred shutters to South-facing windows; Replacement MEP services and associated plant; New cycle storage in basement; Upgrade to internal offices; New roof covering & insulation and associated works. Namely, relocating the cycle storage one bay to the right within a new secure enclosure, refurbishing the existing lift motor room and relocating the power mains and GF fire curtain control panel into this space, proposing a small plant room for access and an increase in shower provision from one to three units, alongside associated WC.

    Submitted 29 Jun 2026 Amendments

Timeline

Dates from the published record

  1. 17 Apr 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 12 June 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 66 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Garnett Architecture LLP Agent, an architecture practice registered in London

Active · incorporated 2003 · London

21 applications on PlanIndex · 100% 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 record

Documents

Plans, drawings, consultee responses and the officer's report

15 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 documents

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 full applications in a median of 91 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 33 Robert Adam Street London W1U 3HP

    26/04276/NMA Submitted 29 Jun 2026 50 yards away

    93% historically approved · decision due ~27 Aug

    Amendments to planning permission dated 20th February 2024 (RN:23/06458/FULL) for Removal of facades at Ground & First; New Entrance, with stone features, glazed facade, new entrance doors, and new planters; Replacement of windows; New louvred shutters to South-facing windows; Replacement MEP services and associated plant; New cycle storage in basement; Upgrade to internal offices; New roof covering & insulation and associated works. Namely, relocating the cycle storage one bay to the right within a new secure enclosure, refurbishing the existing lift motor room and relocating the power mains and GF fire curtain control panel into this space, proposing a small plant room for access and an increase in shower provision from one to three units, alongside associated WC.

    Awaiting decision Amendments Roofing Windows or glazing 13 docs
    Several homes
  • St Pauls Church Robert Adam Street London W1U 3HW

    05/01991/AD7 Submitted 16 Mar 2005 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building over the garage door, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 4 docs
  • St Pauls Church Robert Adam Street London W1U 3HW

    04/07456/AD7 Submitted 20 Sep 2004 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building over the garage door, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 4 docs
  • St Pauls Church Robert Adam Street London W1U 3HW

    03/09805/AD7 Submitted 22 Dec 2003 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building over the garage door, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 4 docs
  • St Pauls Church Robert Adam Street London W1U 3HW

    03/03369/AD7 Submitted 30 Apr 2003 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building over the garage door, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

    Granted Advertising 4 docs
  • 11 Robert Adam Street London W1U 3HN

    26/03100/FULL Submitted 12 May 2026 50 yards away

    87% historically approved · decision due ~7 Jul

    Installation of new secondary glazing to the internal faces of existing single glazed historic windows , including new double glazed timber windows to replace existing non historic windows. (Linked with 26/03101/LBC)

    Awaiting decision Full applications Windows or glazing 21 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront with Medication Dispensing Outlet.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06294/FULL Awaiting decision

    15 Eaton Mews South London SW1W 9HP

    Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06317/FULL Awaiting decision

    124 Hamilton Terrace London NW8 9UT

    Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06273/FULL Awaiting decision

    9A Grosvenor Square London W1K 5AE

    Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

    Received 14 Sep, published by the council 22 Sep 2026 Full applications