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Planning application

Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

Granted Westminster 25/06581/LBC Listed Building Consent Application

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

Proposal

Installation of external pipework between the first and second floors on the south elevation.

As published by the council, reference 25/06581/LBC

Application record

Reference
25/06581/LBC
Type
Listed Building Consent Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
15 Sep 2025
Validated
15 Oct 2025
Decided
19 Feb 2026
Ward
St James's
Decision by
Delegated Decision
Postcode
SW1P 3BT

Site history

Applications at this address on the Westminster register

This site has had 9 applications since 2025: 3 approved, 0 refused.

  • 26/07412/FULL Awaiting decision

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Installation of automatic opening vents to windows in east and west elevations and level 5 of south elevation.

    Submitted 30 Oct 2026 Full applications
  • 26/02778/FULL Awaiting decision

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Installation of automatic opening vents to window openings at levels 00, 01, 02 and 03 on east and west elevations.

    Submitted 27 Apr 2026 Full applications
  • 26/01716/ADFULL Awaiting decision

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Detailed proof that all the necessary licenses under the Highways Act have been secured/approved for the placement of any structures associated with the works on the public highway pursuant to condition 6 of planning permission dated 6th March 2026 (RN:25/07203/FULL).

    Submitted 13 Mar 2026 Full applications
  • 25/09049/LBC Decided

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Replacement of defective lintels above three windows on the sixth floor.

    Decided 19 Mar 2026 Heritage and listed buildings
  • 25/07203/FULL Granted

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Temporary modification and subsequent reinstatement of a single section of curtain walling spanning between the basement and ground floor, to facilitate inclusive access while the main entrance is closed due to internal refurbishment works in that area.

    Decided 6 Mar 2026 Full applications
  • 25/07204/LBC Withdrawn

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Temporary modification and subsequent reinstatement of a single section of curtain walling spanning between the basement and ground floor, to facilitate inclusive access while the main entrance is closed due to internal refurbishment works in that area. (Linked with 25/07203/FULL)

    Decided 14 Nov 2025 Heritage and listed buildings
  • 25/06339/FULL Awaiting decision

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Installation of external pipework between the first and second floors on the south elevation. (Linked with 25/06581/LBC)

    Submitted 5 Sep 2025 Full applications
  • 25/05903/LBC Granted

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Replacement of raised modern floors at a higher level and installation of internal fall protection at first through third floors of Orchard House.

    Decided 17 Feb 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 15 Sep 2025

    Received by Westminster

  2. 15 Oct 2025

    Validated

    Checked as complete and ready for consideration.

  3. 19 Feb 2026

    Decision issued: Application Permitted

  4. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 25/06339/FULL Awaiting decision

    Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    Installation of external pipework between the first and second floors on the south elevation. (Linked with 25/06581/LBC)

    Submitted 5 Sep 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

Purcell LLP Agent

240 applications on PlanIndex · across 45 councils · 99% 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

19 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 19 February 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 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

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    25/05903/LBC Submitted 20 Aug 2025 50 yards away

    Replacement of raised modern floors at a higher level and installation of internal fall protection at first through third floors of Orchard House.

    Granted Heritage and listed buildings 16 docs

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    25/07203/FULL Submitted 6 Oct 2025 50 yards away

    Temporary modification and subsequent reinstatement of a single section of curtain walling spanning between the basement and ground floor, to facilitate inclusive access while the main entrance is closed due to internal refurbishment works in that area.

    Granted Full applications Windows or glazing 18 docs

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    25/07204/LBC Submitted 6 Oct 2025 50 yards away

    Temporary modification and subsequent reinstatement of a single section of curtain walling spanning between the basement and ground floor, to facilitate inclusive access while the main entrance is closed due to internal refurbishment works in that area. (Linked with 25/07203/FULL)

    Withdrawn Heritage and listed buildings Windows or glazing 10 docs

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    25/06339/FULL Submitted 5 Sep 2025 50 yards away

    88% historically approved · decision due ~10 Dec

    Installation of external pipework between the first and second floors on the south elevation. (Linked with 25/06581/LBC)

    Awaiting decision Full applications 22 docs

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    26/02778/FULL Submitted 27 Apr 2026 50 yards away

    88% historically approved · decision due ~22 Jun

    Installation of automatic opening vents to window openings at levels 00, 01, 02 and 03 on east and west elevations.

    Awaiting decision Full applications Windows or glazing 40 docs

  • Sanctuary Buildings 20 Great Smith Street London SW1P 3BT

    26/07412/FULL Submitted 30 Oct 2026 50 yards away

    88% historically approved · decision due ~25 Dec

    Installation of automatic opening vents to windows in east and west elevations and level 5 of south elevation.

    Awaiting decision Full applications Windows or glazing

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