Skip to content
PlanIndex Get alerts
Menu

Planning application

12 Chesterfield Street London W1J 5JN

Awaiting decision Westminster 26/02811/FULL Full Planning Permission Application

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

Proposal

Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02812/LBC]

As published by the council, reference 26/02811/FULL

Application record

Reference
26/02811/FULL
Type
Full Planning Permission Application
Status
Pending
Received
28 Apr 2026
Validated
28 Apr 2026
Ward
West End
Postcode
W1J 5JN

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 2 approved, 0 refused.

  • 26/02812/LBC Awaiting decision

    12 Chesterfield Street London W1J 5JN

    Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02811/FULL]

    Submitted 28 Apr 2026 Heritage and listed buildings
  • 25/06201/ADFULL Granted

    12 Chesterfield Street London W1J 5JN

    Drawings and details pursuant to condition 8 (extent of demolition and associated works to main roof level) of planning permission dated 21st October 2024 (RN: 24/04554/FULL)

    Decided 6 Oct 2025 Full applications
  • 25/06419/ADLBC Granted

    12 Chesterfield Street London W1J 5JN

    Drawings and details pursuant to condition 3 (extent of demolition and associated works to main roof level), 5 (details related to installation of internal insulation), 7 (works to internal timber joinery and plasterwork), 9 (details of internal staircase balustrading) & 10 (internal pipework in association with air conditioning equipment) of listed building consent dated 21st October 2024 (RN:24/04555/LBC)

    Decided 6 Oct 2025 Conditions

Timeline

Dates from the published record

  1. 28 Apr 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 23 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 65 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

MacAusland Design Ltd Agent, a design practice registered in London

Active · incorporated 2014 · London

6 applications on PlanIndex · across 2 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

1 document 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 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

  • 12 Chesterfield Street London W1J 5JN

    26/02812/LBC Submitted 28 Apr 2026 0.1 miles away

    90% historically approved · decision due ~23 Jun

    Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02811/FULL]

    Awaiting decision Heritage and listed buildings 64 docs

  • 12 Chesterfield Street London W1J 5JN

    25/06419/ADLBC Submitted 1 Sep 2025 0.1 miles away

    Drawings and details pursuant to condition 3 (extent of demolition and associated works to main roof level), 5 (details related to installation of internal insulation), 7 (works to internal timber joinery and plasterwork), 9 (details of internal staircase balustrading) & 10 (internal pipework in association with air conditioning equipment) of listed building consent dated 21st October 2024 (RN:24/04555/LBC)

    Granted Conditions Demolition 41 docs

  • 12 Chesterfield Street London W1J 5JN

    25/06201/ADFULL Submitted 1 Sep 2025 0.1 miles away

    Drawings and details pursuant to condition 8 (extent of demolition and associated works to main roof level) of planning permission dated 21st October 2024 (RN: 24/04554/FULL)

    Granted Full applications Demolition 41 docs

  • 11 Chesterfield Street London W1J 5JN

    26/02482/LBC Submitted 15 Apr 2026 0.1 miles away

    90% historically approved · decision due ~10 Jun

    Removal and replacement of existing stair case from Lower Ground floor to Fifth Floor.

    Awaiting decision Heritage and listed buildings 4 docs

  • 15 Chesterfield Street London W1J 5JN

    25/05529/ADV Submitted 7 Aug 2025 0.1 miles away

    Display of non-illuminated projecting sign measuring 0.92m x 0.43m. (Linked with 25/05522/LBC)

    Decided Advertising 13 docs

  • 15 Chesterfield Street London W1J 5JN

    25/05522/LBC Submitted 6 Aug 2025 0.1 miles away

    Installation of a projecting sign on Curzon Street elevation. (Linked with 25/05529/ADV)

    Refused Heritage and listed buildings 18 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront.

    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 repolacement window and installation of double opening door.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06234/FULL Awaiting decision

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    Received 11 Sep, published by the council 18 Sep 2026 Full applications
  • 26/06249/FULL Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

    Received 11 Sep, published by the council 18 Sep 2026 Full applications
  • 26/03576/FULL Decided

    15A Devonshire Terrace London W2 3DW

    Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

    Received 1 Jun, published by the council 11 Sep 2026 Full applications