42 St James's Place London SW1A 1NS

This site has had 14 applications since 2003: 10 approved, 4 refused.

• 20/01366/ADLBC Granted

  42 St James's Place London SW1A 1NS

  Details of new windows and doors, including glazing bars, heads, sills and reveals pursuant to condition 3 (a) of listed building consent dated 27th March 2019 (RN:19/00650).

  Decided 4 Mar 2020 Conditions
• 19/00649/FULL Granted

  42 St James's Place London SW1A 1NS

  External alterations to roof including, installation of new building services, repairs as required to clay tile pitched, and lead flat roof finishes, insulation, and flashings, remove or alter upstands to receive new skylight and access hatch, repair or replace existing safety railing for emergency escape protection, proposed replacement AC condensor units and satellite dish. (Linked to 19/00650/LBC)

  Decided 29 Mar 2019 Full applications
• 07/02283/ADLBC Granted

  42 St James's Place London SW1A 1NS

  Kitchens and bathrooms pursuant to Condition 7 of listed building consent dated 03 October 2006 (RN: 06/05187).

  Decided 9 Aug 2007 Conditions
• 06/05187/LBC Granted

  42 St James's Place London SW1A 1NS

  Creation of front basement lightwell, alterations to front and rear fenestration, installation of two rear ground floor glazed rooflights and erection of rear ground floor boundary wall in connection with use of Nos. 42 and 43 as two dwelling houses. Removal of extension at rear ground and first floor level and internal alterations.

  Decided 3 Oct 2006 Heritage and listed buildings
• 06/05186/FULL Granted

  42 St James's Place London SW1A 1NS

  Creation of front basement lightwell, alterations to front and rear fenestration, installation of two rear ground floor glazed rooflights and erection of rear ground floor boundary wall in connection with use of Nos. 42 and 43 as two dwelling houses.

  Decided 3 Oct 2006 Full applications
• 05/04589/AD7 Granted

  42 St James's Place London SW1A 1NS

  Display for a temporary period of six months of a non-illuminated 'To Let' or 'For Sale' board located within the building behind the ground floor window and measuring 0.45m x 0.60m.

  Decided 8 Jul 2005 Advertising
• 04/09381/AD7 Granted

  42 St James's Place London SW1A 1NS

  Display for a temporary period of six months of a non-illuminated 'to let'/ 'for sale'* board located within the building behind the ground/first* floor window and measuring 0.45m x 0.6m.

  Decided 8 Dec 2004 Advertising
• 04/03566/AD7 Granted

  42 St James's Place London SW1A 1NS

  Display for a temporary period of six months of a non-illuminated 'to let'/ 'for sale' board located within the building behind the ground floor window and measuring 0.6m x 0.45m.

  Decided 27 May 2004 Advertising
• 04/01286/LBC Granted

  42 St James's Place London SW1A 1NS

  Use of 42 and 43 St James's Place as two single-family dwellings, installation of a basement door and ground floor window to No. 43. Internal alterations at basement to fourth floor levels comprising infilling of openings and alterations to partitions.

  Decided 21 Jun 2004 Heritage and listed buildings
• 03/06790/FULL Refused

  42 St James's Place London SW1A 1NS

  Erection of full-height glazed rear extensions and other alterations in connection with conversion of 42 and 43 St James's Place into 2 separate dwellinghouses.

  Decided 1 Dec 2003 Full applications

1. 20 Feb 2004

   Received by Westminster

2. 19 Mar 2004

   Validated

   Checked as complete and ready for consideration.

3. 21 Jun 2004

   Decision issued: Application Permitted

4. 29 Jul 2026

   Added to PlanIndex

Westminster granted permission on 21 June 2004, 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.

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.

• First And Second Floor 46 St James's Place London SW1A 1NS

  02/05798/AD7 Submitted 26 Jul 2002 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building at a height of between 3.0m and 4.6m above pavement level and measuring 0.6m x 0.9m.

  Granted Advertising 2 docs

• 45 St James's Place London SW1A 1NS

  19/03530/LBC Submitted 9 May 2019 50 yards away

  Replacement of the existing air conditioning on the rear elevation. (Linked to 19/03529/FULL)

  Granted Heritage and listed buildings 12 docs

• 45 St James's Place London SW1A 1NS

  19/03528/ADLBC Submitted 9 May 2019 50 yards away

  Details of method statement and full details for works and repairs to the roof pursuant to condition 7(ii) of planning permission dated 08 March 2018 (RN: 17/09877/LBC).

  Granted Conditions 11 docs

• 46 St James's Place London SW1A 1NS

  04/09950/AD7 Submitted 16 Dec 2004 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let'/ 'for sale' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 0.6m x 0.9m.

  Granted Advertising 3 docs

• 42 St James's Place London SW1A 1NS

  19/00649/FULL Submitted 28 Jan 2019 50 yards away

  External alterations to roof including, installation of new building services, repairs as required to clay tile pitched, and lead flat roof finishes, insulation, and flashings, remove or alter upstands to receive new skylight and access hatch, repair or replace existing safety railing for emergency escape protection, proposed replacement AC condensor units and satellite dish. (Linked to 19/00650/LBC)

  Granted Full applications 88 docs

• 46 St James's Place London SW1A 1NS

  04/09742/AD7 Submitted 9 Dec 2004 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.

  Granted Advertising 3 docs

• 26/05984/FULL Decided

  41 Sutherland Street London SW1V 4JX

  Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

  Received 2 Sep, published by the council 11 Sep 2026 Full applications
• 26/07229/FULL Awaiting decision

  5 D'arblay Street London W1F 8DL

  Alterations to the existing fixed windows to form two openable sash windows. (Linked with 26/07230/ADV)

  Received 22 Oct, published by the council 26 Oct 2026 Full applications
• 26/07224/FULL Awaiting decision

  8 Hinde Street London W1U 3BQ

  Use of the building as an Embassy (sui generis) with reversion to Class E on cessation of occupation by the Government of the United Mexican States. Erection of a flagpole to front elevation.

  Received 22 Oct, published by the council 26 Oct 2026 Full applications
• 26/06134/FULL Decided

  Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

  Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

  Received 8 Sep, published by the council 15 Sep 2026 Full applications
• 26/07258/FULL Awaiting decision

  16A Croxley Road London W9 3HL

  Installation of air to air heat pumps to offices and bedrooms.

  Received 22 Oct, published by the council 23 Oct 2026 Full applications