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Planning application

40 Ordnance Hill London NW8 6PU

Awaiting decision Westminster 26/01713/FULL Full Planning Permission Application

Works: Extension Loft or dormer Demolition Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

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

Proposal

Variation of conditions 1, 5, 7, 9 of planning permission dated 15th September 2025 (RN 25/00867/FULL) for the Erection of a single storey rear extension, and part single / part double storey side extension and associated refurbishment works including rear dormer windows, landscaping works, and works to the front and rear facades. NAMELY, relocation of the ASHP from the rear garden to the front area and incorporated within the bin and bike storage structure; Relocation of the pedestrian gate from the street into property; Repair to the existing boundary wall; Demolition of remaining flank wall; Widening of driveway entrance; New vehicular and pedestrian gates; Flat roof (set back from front elevation) to step up and party wall to be raised; Demolition of remaining flank wall; Demolition of remaining rear wall; Raising of first floor; Raising of loft floor level; Demolition of roof; Ground floor side extension parapet wall to be raised to align with No. 38 Ordnance Hill; Party Wall raised; and Flat roof (behind raised boundary wall) to step up.

As published by the council, reference 26/01713/FULL

Application record

Reference
26/01713/FULL
Type
Full Planning Permission Application
Status
Pending
Received
17 Mar 2026
Validated
30 Apr 2026
Ward
Regent's Park
Postcode
NW8 6PU

Site history

Applications at this address on the Westminster register

This site has had 5 applications since 2025: 3 approved, 0 refused.

  • 26/06929/TPO Awaiting decision

    40 Ordnance Hill London NW8 6PU

    Lime T2 -To prune any roots over 25mm exposed within the excavated holes for the manhole drainage inspection chambers to be located immediately in front of the house to the southern boundary.

    Submitted 12 Oct 2026 Trees
  • 25/09288/ADFULL Granted

    40 Ordnance Hill London NW8 6PU

    Details of all foundations within tree root protection areas pursuant to condition 9 of planning permission dated 15 September 2025 (RN: 25/00867/FULL)

    Decided 25 Feb 2026 Full applications
  • 25/08158/NMA Granted

    40 Ordnance Hill London NW8 6PU

    Amendments to planning permission dated 15th September 2025 (RN:25/00867/FULL) for Erection of a single storey rear extension, and part single / part double storey side extension and associated refurbishment works including rear dormer windows, landscaping works, and works to the front and rear facades. Namely, the movement of the proposed rear extension away from the existing garden wall; change in material to the proposed side, rear, and dormer windows; the size of one of the proposed rooflights to the single storey-side extension; proposed that the clerestory windows to the side extension are extended below brickwork at first floor level; and change to the design of the front elevation window which will involve the removal the amending condition (condition 5) attached to the original decision which required the alteration of this window's design.

    Decided 26 Feb 2026 Amendments
  • 25/06670/ADFULL Granted

    40 Ordnance Hill London NW8 6PU

    Detailed method statement explaining the measures you will take to protect the trees on and close to the site pursuant to condition 7 of planning permission dated 15th September 2025 (RN:25/00867/FULL).

    Decided 20 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 17 Mar 2026

    Received by Westminster

  2. 30 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 25 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 91 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Chroma Planning and Development Limited Agent, a planning consultancy registered in London

Active · incorporated 2020 · London

19 applications on PlanIndex · across 8 councils · 83% 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

55 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.

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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

  • 40 Ordnance Hill London NW8 6PU

    25/08158/NMA Submitted 7 Nov 2025 50 yards away

    Amendments to planning permission dated 15th September 2025 (RN:25/00867/FULL) for Erection of a single storey rear extension, and part single / part double storey side extension and associated refurbishment works including rear dormer windows, landscaping works, and works to the front and rear facades. Namely, the movement of the proposed rear extension away from the existing garden wall; change in material to the proposed side, rear, and dormer windows; the size of one of the proposed rooflights to the single storey-side extension; proposed that the clerestory windows to the side extension are extended below brickwork at first floor level; and change to the design of the front elevation window which will involve the removal the amending condition (condition 5) attached to the original decision which required the alteration of this window's design.

    Granted Amendments Extension Loft or dormer +1 20 docs
    Small domestic

  • 40 Ordnance Hill London NW8 6PU

    26/06929/TPO Submitted 12 Oct 2026 50 yards away

    100% historically approved · decision due ~7 Dec

    Lime T2 -To prune any roots over 25mm exposed within the excavated holes for the manhole drainage inspection chambers to be located immediately in front of the house to the southern boundary.

    Awaiting decision Trees

  • 38 Ordnance Hill London NW8 6PU

    26/06925/FULL Submitted 9 Oct 2026 50 yards away

    88% historically approved · decision due ~4 Dec

    Erection of a two-storey side extension and first-floor rear extension.

    Awaiting decision Full applications Extension

  • 36 Ordnance Hill London NW8 6PU

    26/00175/ADFULL Submitted 13 Jan 2026 50 yards away

    Detailed drawings of hard and soft landscaping schemen pursuant to condition 9 of planning permission dated 29th January 2025 (RN: 24/05632/FULL).

    Granted Full applications 4 docs

  • 40 Ordnance Hill London NW8 6PU

    25/06670/ADFULL Submitted 17 Sep 2025 50 yards away

    Detailed method statement explaining the measures you will take to protect the trees on and close to the site pursuant to condition 7 of planning permission dated 15th September 2025 (RN:25/00867/FULL).

    Granted Full applications Trees 8 docs

  • 40 Ordnance Hill London NW8 6PU

    25/09288/ADFULL Submitted 22 Dec 2025 50 yards away

    Details of all foundations within tree root protection areas pursuant to condition 9 of planning permission dated 15 September 2025 (RN: 25/00867/FULL)

    Granted Full applications Trees 3 docs

In Westminster

  • 26/07528/FULL Awaiting decision

    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
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

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

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    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