6 Carlos Place London W1K 3AP

This site has had 5 applications since 2026.

• 26/06409/FULL Awaiting decision

  6 Carlos Place London W1K 3AP

  Replacement of four existing external air conditioning units to rear fourth floor flat roof with four new air conditioning units (Linked with 26/06410/LBC)

  Submitted 18 Sep 2026 Full applications
• 26/04886/FULL Decided

  6 Carlos Place London W1K 3AP

  Formation of new external opening and installation of glazed double doors at rear ground floor, landscaping works to rear garden, raised head height of rear second floor outrigger window, new asphalt finishes to balconies to first floor and third floor, new planters to front railings, installation of air conditioning units in front vault, flagpole to front elevation (Linked to 26/04887/LBC)

  Submitted 21 Jul 2026 Full applications
• 26/04887/LBC Decided

  6 Carlos Place London W1K 3AP

  Formation of a new external opening and installation of glazed double doors, landscaping works to rear garden, raised head height of rear second floor outrigger window, new asphalt finishes to balconies to first floor and third floor, replacement of existing lead flat roofs and flashings with like for like lead coverings, replacement cast iron rainwater goods to rear elevation, new planters to front railings, new flagpole to front elevation; Internal alterations including replacement of principal entrance hall stairwell, reinstatement of arch detail to canted bay window landing & new wall panelling to stair hall and lift lobbies, new arch detail to lift lobbies to ground and first floors, new double opening to ground and single opening to first floor from new entrance hall stairwell, replacement of mosaic flooring extension in entrance hall, new skirtings, architraves, doors, over panels and associated moulding to all rooms ground to fourth floors, reinstated decorative plaster window surrounds to principal rooms bay windows, replacement of ground floor cornice, new decorative ceiling and wall panelling to ground and first floor principal rooms, new parquet flooring and plywood subfloors to front and rear principal rooms, from ground to fourth floor, two new fireplaces and hearths on ground floor, replacement of lift landing doors and threshold strips, repainting of windows to front elevation (Linked to 26/04886/FULL)

  Submitted 21 Jul 2026 Heritage and listed buildings
• 26/03435/LBC Awaiting decision

  6 Carlos Place London W1K 3AP

  Minor internal stripout work.

  Submitted 26 May 2026 Heritage and listed buildings

1. 18 Sep 2026

   Received by Westminster

2. 25 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 13 November 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 86 days over the applications it decided in the last year.

• 26/06409/FULL Awaiting decision

  6 Carlos Place London W1K 3AP

  Replacement of four existing external air conditioning units to rear fourth floor flat roof with four new air conditioning units (Linked with 26/06410/LBC)

  Submitted 18 Sep 2026 Full applications

1 later application on the register refers to this one:

• 26/06409/FULL Awaiting decision

  6 Carlos Place London W1K 3AP

  Replacement of four existing external air conditioning units to rear fourth floor flat roof with four new air conditioning units (Linked with 26/06410/LBC)

  Submitted 18 Sep 2026 Full applications

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 5 Carlos Place London W1K 3AP

  26/06671/ADV Submitted 29 Sep 2026 50 yards away

  82% historically approved · decision due ~24 Nov

  Display of non- illuminated projecting sign measuring 0.4m x 0.88m.

  Decided Advertising

• 6 Carlos Place London W1K 3AP

  26/04886/FULL Submitted 21 Jul 2026 50 yards away

  88% historically approved · decision due ~30 Sep

  Formation of new external opening and installation of glazed double doors at rear ground floor, landscaping works to rear garden, raised head height of rear second floor outrigger window, new asphalt finishes to balconies to first floor and third floor, new planters to front railings, installation of air conditioning units in front vault, flagpole to front elevation (Linked to 26/04887/LBC)

  Decided Full applications Extension Windows or glazing

• 6 Carlos Place London W1K 3AP

  26/04887/LBC Submitted 21 Jul 2026 50 yards away

  90% historically approved · decision due ~30 Sep

  Formation of a new external opening and installation of glazed double doors, landscaping works to rear garden, raised head height of rear second floor outrigger window, new asphalt finishes to balconies to first floor and third floor, replacement of existing lead flat roofs and flashings with like for like lead coverings, replacement cast iron rainwater goods to rear elevation, new planters to front railings, new flagpole to front elevation; Internal alterations including replacement of principal entrance hall stairwell, reinstatement of arch detail to canted bay window landing & new wall panelling to stair hall and lift lobbies, new arch detail to lift lobbies to ground and first floors, new double opening to ground and single opening to first floor from new entrance hall stairwell, replacement of mosaic flooring extension in entrance hall, new skirtings, architraves, doors, over panels and associated moulding to all rooms ground to fourth floors, reinstated decorative plaster window surrounds to principal rooms bay windows, replacement of ground floor cornice, new decorative ceiling and wall panelling to ground and first floor principal rooms, new parquet flooring and plywood subfloors to front and rear principal rooms, from ground to fourth floor, two new fireplaces and hearths on ground floor, replacement of lift landing doors and threshold strips, repainting of windows to front elevation (Linked to 26/04886/FULL)

  Decided Heritage and listed buildings Extension Windows or glazing

• 6 Carlos Place London W1K 3AP

  26/06409/FULL Submitted 18 Sep 2026 50 yards away

  88% historically approved · decision due ~13 Nov

  Replacement of four existing external air conditioning units to rear fourth floor flat roof with four new air conditioning units (Linked with 26/06410/LBC)

  Awaiting decision Full applications

• 5 Carlos Place London W1K 3AP

  26/00538/LBC Submitted 29 Jan 2026 50 yards away

  To renovate the interior, including minor reconfiguration of internal spaces. To replace the glass inner lobby door on the ground floor, a new partition wall is proposed on the lower ground floor and the non-original partition walls on the 2nd, 3rd and 4th floors are to be reconfigured. The renovation also seeks to upgrade the mechanical and electrical services and introduce lighting tracks, suspended from the ceilings. Portland stone tiles are proposed for the floor finishes.

  Granted Heritage and listed buildings 36 docs

• 6 Carlos Place London W1K 3AP

  26/03435/LBC Submitted 26 May 2026 50 yards away

  90% historically approved · decision due ~21 Jul

  Minor internal stripout work.

  Awaiting decision Heritage and listed buildings 8 docs

• 26/07202/LBC Awaiting decision

  Basement East And Ground Floor And First Floor 33 Weymouth Street London W1G 7BY

  Replacement of 13 doorsets with fire doors.

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
• 26/07183/LBC Awaiting decision

  306 - 308 Regent Street London W1B 3AT

  Installation of a manually operated retractable fabric awning to the existing shopfront at 308 Regent Street, comprising an orange fabric canopy with discreet printed lettering to the front valance, together with associated supporting framework, mounting brackets and fixings to the existing fa?ade.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07191/LBC Awaiting decision

  6 Wilton Place London SW1X 8RH

  Layout alterations and replacement of internal doors.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07199/LBC Awaiting decision

  49 Queen's Gardens London W2 3AA

  Erection of a mansard roof extension incorporating rooflights and a rear balcony; installation of Juliet balconies at ground and first floor levels to the rear; demolition of the existing courtyard extension and erection of a single-storey infill extension; extension of the rear wing at first floor (mezzanine) and second floor levels; fenestration alterations including the installation of new windows; stucco repairs and partial rebuilding of the rear extensions; and associated internal alterations at all levels. (Linked to 26/07198/FULL)

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
• 26/07192/LBC Awaiting decision

  119 Warwick Way London SW1V 4HS

  Conversion and internal alterations to the ground floor flat (Retrospective)

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings