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Planning application

17 Grosvenor Crescent London SW1X 7EE

Awaiting decision Westminster 26/03744/FULL Full Planning Permission Application

Works: Windows or glazing

Relates to 26/03745/LBC

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

Proposal

Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03745/LBC)

As published by the council, reference 26/03744/FULL

Application record

Reference
26/03744/FULL
Type
Full Planning Permission Application
Status
Pending
Received
8 Jun 2026
Validated
8 Jun 2026
Ward
Knightsbridge & Belgravia
Postcode
SW1X 7EE

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/03745/LBC Awaiting decision

    17 Grosvenor Crescent London SW1X 7EE

    Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03744/FULL)

    Submitted 8 Jun 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 8 Jun 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 August 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 65 days over the applications it decided in the last year.

Cases linked to this one on the register

  • 26/03745/LBC Awaiting decision

    17 Grosvenor Crescent London SW1X 7EE

    Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03744/FULL)

    Submitted 8 Jun 2026 Heritage and listed buildings

1 later application on the register refers to this one:

  • 26/03745/LBC Awaiting decision

    17 Grosvenor Crescent London SW1X 7EE

    Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03744/FULL)

    Submitted 8 Jun 2026 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Niche Projects LTD Agent

3 applications on PlanIndex

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

8 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.

Trade members open them from here.

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 89 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.

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  • 17 Grosvenor Crescent London SW1X 7EE

    26/03745/LBC Submitted 8 Jun 2026 44m away

    90% historically approved · decision due ~3 Aug

    Replacement of basement level door with bullet resistant door and transom windows above; provision of removal of section of existing handrail and provision of a new gate at basement level; internal alterations including replacement of two security counters on the ground floor (FB6 and RC4 glazing, document passthroughs, and partitions); replacement of three security counters in the basement (FB6 and RC4 glazing, document pass-throughs, and partitions); replacement of an external bullet-resistant emergency door (FB6); replacement of an external bullet-resistant window (FB6) at basement level; refresh works to include paint and decorate , floor finishers and basement WC; replacement of desking and furniture; and replacement of fire door to meet current fire and building regulations. (Linked with 26/03744/FULL)

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