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Planning application

73 Alderney Street London SW1V 4HH

Granted Westminster 25/08451/FULL Full Planning Permission Application

Works: Extension Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Relates to 25/06051/FULL

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Variation of condition 1 and removal of condition 4 of planning permission dated 30 October 2025 (RN: 25/06051/FULL) for the: Replacement of first floor railings with traditional concrete balustrade, replacement of front door and existing porch glazing, and replacement of front door at 73a. NAMELY, to keep the proposed rounded balustrades instead of matching the square.

As published by the council, reference 25/08451/FULL

Application record

Reference
25/08451/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
19 Nov 2025
Validated
19 Nov 2025
Decided
2 Apr 2026
Ward
Pimlico North
Decision by
Delegated Decision
Postcode
SW1V 4HH

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 25/06051/FULL Granted

    73 Alderney Street London SW1V 4HH

    Replacement of first floor railings with traditional concrete balustrade, replacement of front door and existing porch glazing, and replacement of front door at 73a.

    Decided 30 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 19 Nov 2025

    Received by Westminster

  2. 2 Apr 2026

    Decision issued: Application Permitted

  3. 20 Aug 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/06051/FULL Granted

    73 Alderney Street London SW1V 4HH

    Replacement of first floor railings with traditional concrete balustrade, replacement of front door and existing porch glazing, and replacement of front door at 73a.

    Decided 30 Oct 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

CBO Architects ltd Agent, an architecture practice registered in London

Active · incorporated 2012 · London

4 applications on PlanIndex · across 3 councils

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 this grant of permission means

Westminster granted permission on 2 April 2026, 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 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

  • 73 Alderney Street London SW1V 4HH

    25/06051/FULL Submitted 25 Aug 2025 50 yards away

    Replacement of first floor railings with traditional concrete balustrade, replacement of front door and existing porch glazing, and replacement of front door at 73a.

    Granted Full applications Extension Windows or glazing 20 docs
    Small domestic

  • 88 Cambridge Street London SW1V 4QG

    25/06404/FULL Submitted 8 Sep 2025 50 yards away

    Reinstatement of windows to the ground, first and second floor levels on the Clarendon Street elevation.

    Granted Full applications Windows or glazing 27 docs

  • Flat 1 81 Alderney Street London SW1V 4HF

    22/03804/FULL Submitted 10 Jun 2022 50 yards away

    Replacement door and windows to rear elevation, and raising height of parapet and replacement railings around rear third floor terrace. (Flat 1).

    Granted Full applications Windows or glazing 23 docs

  • 88 Cambridge Street London SW1V 4QG

    25/09032/ADFULL Submitted 12 Dec 2025 50 yards away

    Details of the new windows on the Clarendon Street elevation to match the existing adjacent windows pursuant to condition 4 (a) of planning permission dated 13th November 2025 (RN: 25/06404/FULL)

    Granted Full applications Windows or glazing 5 docs

  • 106G Cambridge Street London SW1V 4QG

    26/02872/NMA Submitted 30 Apr 2026 50 yards away

    93% historically approved · decision due ~8 Jul

    Amendments to planning permission dated 12th September 2025 (RN:25/05397/FULL) for: Installation of replacement double glazed windows at fourth floor level namely to change colour of approved aluminium window frames from white to grey/anthracite.

    Awaiting decision Amendments Windows or glazing 12 docs

  • 65 Winchester Street London SW1V 4NU

    25/09341/TPO Submitted 24 Dec 2025 50 yards away

    1 x sycamore (T1): crown reduce by approx. 2-3m; to previous most recent reduction points.

    Granted Trees 7 docs

In Westminster

  • 26/05984/FULL Decided

    41 Sutherland Street London SW1V 4JX

    Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

    Received 2 Sep, published by the council 11 Sep 2026 Full applications
  • 26/06134/FULL Decided

    Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

    Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

    Received 8 Sep, published by the council 15 Sep 2026 Full applications
  • 26/07258/FULL Awaiting decision

    16A Croxley Road London W9 3HL

    Installation of air to air heat pumps to offices and bedrooms.

    Received 22 Oct, published by the council 23 Oct 2026 Full applications
  • 26/07193/FULL Awaiting decision

    98 Victoria Street London SW1E 5JL

    Shopfront alterations. (Linked with 26/07194/ADV)

    Received 21 Oct, published by the council 22 Oct 2026 Full applications
  • 26/07187/FULL Awaiting decision

    Ground Floor Flat 151 Portnall Road London W9 3BN

    Erection of a single storey rear extension.

    Received 21 Oct, published by the council 22 Oct 2026 Full applications