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Planning application

7 York Mansions Chiltern Street London W1U 5AL

Granted Westminster 03/04543/FULL Application for full Planning Permission

Works: Windows or glazing

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

Proposal

Installation of boiler flue, ventilation extract and replacement of rear window at first floor level.

As published by the council, reference 03/04543/FULL

Application record

Reference
03/04543/FULL
Type
Application for full Planning Permission
Status
Decided
Decision
Granted As published: Application Permitted
Received
10 Jun 2003
Validated
30 Jun 2003
Decided
11 Aug 2003
Ward
Marylebone High Street
Decision by
Delegated Decision
Postcode
W1U 5AL

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2003: 1 approved, 0 refused.

  • 03/04432/LBC Decided

    7 York Mansions Chiltern Street London W1U 5AL

    Alterations including division of window to balcony at rear, installation of gas and electric meters and boiler flue extractor fan outlets on balcony, modifications to internal layout and new front door.

    Decided 24 Jun 2003 Heritage and listed buildings

Timeline

Dates from the published record

  1. 10 Jun 2003

    Received by Westminster

  2. 30 Jun 2003

    Validated

    Checked as complete and ready for consideration.

  3. 11 Aug 2003

    Decision issued: Application Permitted

  4. 1 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

6 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 11 August 2003, 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 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

  • 7 York Mansions Chiltern Street London W1U 5AL

    03/04432/LBC Submitted 6 Jun 2003 50 yards away

    Alterations including division of window to balcony at rear, installation of gas and electric meters and boiler flue extractor fan outlets on balcony, modifications to internal layout and new front door.

    Decided Heritage and listed buildings Windows or glazing 5 docs

  • York Mansions Chiltern Street London W1U 5AL

    23/00263/NMA Submitted 16 Jan 2023 50 yards away

    Amendments to planning permission dated 15th July 2021 (RN: 21/03563/COFUL) for 'replacement of 6 flat entrance doors with compliant fire doors' NAMELY, alteration in style of the proposed doors and replacement of additional doors.

    Granted Amendments 24 docs
    Several homes

  • 82A Chiltern Street London W1U 5AQ

    26/07290/CLEUD Submitted 23 Oct 2026 50 yards away

    84% historically approved · decision due ~18 Dec

    Confirmation that digging of trench to contain part of foundations is lawful and that planning permission 23/03464/FULL dated 30 October 2023 commenced before expiry of the three year time period.

    Awaiting decision Lawful development

  • 82A Chiltern Street London W1U 5AQ

    26/07231/ADFULL Submitted 22 Oct 2026 50 yards away

    89% historically approved · decision due ~17 Dec

    Detailed drawings showing the inclusion of a rainwater harvesting system pursuant to condition 4 of planning permission dated 30.10.2023 (RN: 23/03464/FULL)

    Awaiting decision

  • Flat 4b Block 4 Portman Mansions Chiltern Street London W1U 6NS

    26/01860/FULL Submitted 23 Mar 2026 50 yards away

    88% historically approved · decision due ~2 Jun

    Like for like replacement of nine windows at lower ground floor level.

    Awaiting decision Full applications Windows or glazing 11 docs

  • 120 Baker Street London W1U 6TU

    26/05775/FULL Submitted 24 Aug 2026 50 yards away

    88% historically approved · decision due ~19 Oct

    Replacement shopfront, including internal alterations. (Linked with 26/05756/LBC)

    Decided Full applications Windows or glazing

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