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Planning application

Hallam House 56 - 60 Hallam Street London W1W 6JL

Awaiting decision Westminster 26/00825/ADFULL Approval of Details (Full PP)

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

Proposal

Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site pursuant to condition 4 of prior approval dated 11 March 2025 (RN: 25/00247/P3JPA).

As published by the council, reference 26/00825/ADFULL

Application record

Reference
26/00825/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
11 Feb 2026
Validated
11 Feb 2026
Ward
West End
Postcode
W1W 6JL

Site history

Applications at this address on the Westminster register

This site has had 5 applications since 2025: 1 approved, 0 refused.

  • 26/07297/FULL Awaiting decision

    Hallam House 56 - 60 Hallam Street London W1W 6JL

    Erection of balconies to the rear elevation at first, second, third and fourth-floor levels, and installation of doors in place of windows and use of the roof of the lower-ground-floor extension as terraces to serve six residential flats currently under construction.

    Submitted 26 Oct 2026 Full applications
  • 26/01015/FULL Awaiting decision

    Hallam House 56 - 60 Hallam Street London W1W 6JL

    Change of use of existing building to form 6 residential flats (Class C3), alterations to rear fenestration pattern, erection of single storey lower ground floor extension within rear lightwell to provide additional residential floorspace (Class C3) and replacement of an existing window with a door at front ground floor level.

    Submitted 17 Feb 2026 Full applications
  • 26/00826/ADFULL Awaiting decision

    Hallam House 56 - 60 Hallam Street London W1W 6JL

    Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site pursuant to condition 18 of planning permission dated 19 November 2025 (RN: 25/04301/FULL).

    Submitted 11 Feb 2026 Full applications
  • 25/04301/FULL Granted

    Hallam House 56 - 60 Hallam Street London W1W 6JL

    Demolition of existing roof plant room and erection of a single floor roof extension to provide one residential unit (Class C3). Erection of replacement plant room, and provision of an external terrace, landscaping and green roof. Alterations to rear fenestration pattern. Erection of single storey lower ground floor extension within rear lightwell to provide additional office floorspace (Class E) and replacement of a window with a door at front ground floor level.

    Decided 11 Nov 2025 Full applications

Timeline

Dates from the published record

  1. 11 Feb 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 8 April 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 91 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Savills Limited Agent, registered in London

Active · incorporated 1987 · London

2,475 applications on PlanIndex · across 194 councils · 92% 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

5 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 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 119 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

  • Hallam House 56 - 60 Hallam Street London W1W 6JL

    26/00826/ADFULL Submitted 11 Feb 2026 50 yards away

    88% historically approved · decision due ~8 Apr

    Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site pursuant to condition 18 of planning permission dated 19 November 2025 (RN: 25/04301/FULL).

    Awaiting decision Full applications 5 docs

  • Hallam House 56 - 60 Hallam Street London W1W 6JL

    26/07297/FULL Submitted 26 Oct 2026 50 yards away

    88% historically approved · decision due ~24 Dec

    Erection of balconies to the rear elevation at first, second, third and fourth-floor levels, and installation of doors in place of windows and use of the roof of the lower-ground-floor extension as terraces to serve six residential flats currently under construction.

    Awaiting decision Full applications New dwelling Extension +1

  • Hallam House 56 - 60 Hallam Street London W1W 6JL

    26/01015/FULL Submitted 17 Feb 2026 50 yards away

    88% historically approved · decision due ~14 Apr

    Change of use of existing building to form 6 residential flats (Class C3), alterations to rear fenestration pattern, erection of single storey lower ground floor extension within rear lightwell to provide additional residential floorspace (Class C3) and replacement of an existing window with a door at front ground floor level.

    Awaiting decision Full applications New dwelling Extension +1 34 docs
    Small domestic

  • Hallam House 56 - 60 Hallam Street London W1W 6JL

    25/04301/FULL Submitted 24 Jun 2025 50 yards away

    Demolition of existing roof plant room and erection of a single floor roof extension to provide one residential unit (Class C3). Erection of replacement plant room, and provision of an external terrace, landscaping and green roof. Alterations to rear fenestration pattern. Erection of single storey lower ground floor extension within rear lightwell to provide additional office floorspace (Class E) and replacement of a window with a door at front ground floor level.

    Granted Full applications Extension Roofing +2 124 docs
    Small domestic

  • Basement And Ground Floor Northumberland House 155 - 157 Great Portland Street London W1W 6QP

    26/01148/FULL Submitted 24 Feb 2026 50 yards away

    Dual alternative use of the ground and basement floors as showroom (sui generis) or MRI medical centre (Class E)

    Granted Full applications 17 docs

  • Northumberland House 155 - 157 Great Portland Street London W1W 6QP

    05/01357/CLEUD Submitted 21 Feb 2005 50 yards away

    Installation of two air conditioning units in rear lightwell.

    Granted Lawful development 5 docs

In Westminster

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    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
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    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

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    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL 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 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications