Skip to content
PlanIndex Get alerts
Menu

Planning application

First Floor To Third Floor 20 King Street St James's London SW1Y 6QY

Granted Westminster 23/03924/LBC Listed Building Consent Application

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

Proposal

Internal alterations at second floor level including addition of partitions and other associated works Second Floor Level 20 King Street St James's London SW1Y 6QY

As published by the council, reference 23/03924/LBC

Application record

Reference
23/03924/LBC
Type
Listed Building Consent Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
12 Jun 2023
Validated
12 Jun 2023
Decided
26 Jun 2023
Ward
St James's
Decision by
Delegated Decision
Postcode
SW1Y 6QY

Timeline

Dates from the published record

  1. 12 Jun 2023

    Received by Westminster

  2. 26 Jun 2023

    Decision issued: Application Permitted

  3. 14 Sep 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Solve Planning Ltd Agent, a planning consultancy registered in Aldershot

Active · incorporated 2011 · Aldershot

65 applications on PlanIndex · across 24 councils · 70% 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

13 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 documents

What this grant of permission means

Westminster granted permission on 26 June 2023, 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 heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 20 King Street St James's London SW1Y 6QY

    23/03379/CLLB Submitted 22 May 2023 50 yards away

    Works at third floor level in relation to office fit-out.

    Granted 9 docs
  • Byron House 7 - 9 St James's Street London SW1A 1EE

    26/05166/FULL Submitted 31 Jul 2026 50 yards away

    88% historically approved · decision due ~25 Sep

    Variation of conditions 4 and 5 of planning permission dated 16 June 2025 (RN: 25/03133/FULL) for the: Remodelling of existing seventh floor roof extension including enlarged window openings, timber louvres to existing plant area and creation of roof terrace with metal balustrade and planter boxes. NAMELY, to allow extending the hours of operation; making it available for third party use; and allowing for the playing of music.

    Awaiting decision Full applications Extension Windows or glazing
  • 19 Crown Passage London SW1Y 6PP

    22/04746/LBC Submitted 15 Jul 2022 50 yards away

    Internal alterations at basement level.

    Granted Heritage and listed buildings 16 docs
  • 20 Crown Passage London SW1Y 6PP

    26/02827/CLLB Submitted 24 Apr 2026 50 yards away

    89% historically approved · decision due ~19 Jun

    Air conditioning condenser unit on the back wall of the property, at intermediate 2nd- 3rd floor level. 3 air conditioning condenser units provide the heating system for the upper 3 floors of the property. They are partially or fully hidden from the view of the properties opposite. 2 units have been present for more than 10 years, the 3rd unit for more than 4 years.

    Awaiting decision 2 docs
    Several homes
  • 20 Crown Passage London SW1Y 6PP

    26/01245/FULL Submitted 4 Feb 2026 50 yards away

    Installation of two air conditioning units to rear elevation. Installation air vent cover at ground floor level to Crown Passage side elevation.

    Granted Full applications 20 docs
  • 3 St James's Street London SW1A 1EG

    25/05974/COLBC Submitted 21 Aug 2025 50 yards away

    90% historically approved · decision due ~3 Nov

    Installation of original gas lantern.

    Awaiting decision Heritage and listed buildings 25 docs

In Westminster

  • 26/07529/LBC Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

    Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07509/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

    Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07473/LBC Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

    Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07471/LBC Awaiting decision

    12 Queen Anne's Gate London SW1H 9AA

    Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07461/LBC Awaiting decision

    1 Savile Row London W1S 3JR

    Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings