48 Charles Street London W1J 5EN

This site has had 2 applications since 2026.

• 26/00276/FULL Awaiting decision

  48 Charles Street London W1J 5EN

  External alterations at roof level including creation of new roof terrace, part removal and repair of mansard and dormer windows; c replacement of windows; new doors; new stair and door to lightwell; replacement of rooflight; removal of flag poles; new balustrading; lighting; hard and soft landscaping; replacement of existing plant; creation of new cycle facilities and other associated works. (Linked to 26/00277/LBC)

  Submitted 19 Jan 2026 Full applications

1. 19 Jan 2026

   Received by Westminster

2. 21 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 16 March 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 66 days over the applications it decided in the last year.

1 later application on the register refers to this one:

• 26/00276/FULL Awaiting decision

  48 Charles Street London W1J 5EN

  External alterations at roof level including creation of new roof terrace, part removal and repair of mansard and dormer windows; c replacement of windows; new doors; new stair and door to lightwell; replacement of rooflight; removal of flag poles; new balustrading; lighting; hard and soft landscaping; replacement of existing plant; creation of new cycle facilities and other associated works. (Linked to 26/00277/LBC)

  Submitted 19 Jan 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 94 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.

• 48 Charles Street London W1J 5EN

  26/00276/FULL Submitted 19 Jan 2026 50 yards away

  87% historically approved · decision due ~16 Mar

  External alterations at roof level including creation of new roof terrace, part removal and repair of mansard and dormer windows; c replacement of windows; new doors; new stair and door to lightwell; replacement of rooflight; removal of flag poles; new balustrading; lighting; hard and soft landscaping; replacement of existing plant; creation of new cycle facilities and other associated works. (Linked to 26/00277/LBC)

  Awaiting decision Full applications Loft or dormer Roofing +1 67 docs

• 50 Charles Street London W1J 5EP

  11/07728/FULL Submitted 12 Aug 2011 50 yards away

  Installation of a new air conditioning unit to front lightwell of the property.

  Granted Full applications 8 docs

• 50 Charles Street London W1J 5EP

  11/07730/LBC Submitted 12 Aug 2011 50 yards away

  Installation of a new air conditioning unit to front lightwell of the property.

  Granted Heritage and listed buildings 1 doc

• 50 Charles Street London W1J 5EP

  06/07564/TPO Submitted 19 Sep 2006 50 yards away

  1 x London Plane: Selectively reduce crown by up to 20% to a balance form, ensuring 3m clearance from all adjoining properties. Clean out crown and remove deadwood.

  Granted Trees 1 doc

• 45 Charles Street London W1J 5EQ

  25/05839/NMA Submitted 18 Aug 2025 50 yards away

  Amendment to planning permission dated 27th February 2024 (RN 23/03027/FULL) for, 'External alterations including reinstatement of blocked up windows, replacement of existing windows, removal of chimney stack, extension of lift overrun, creation of ground floor roof terrace and installation of access staircase, creation of third floor terrace, including replacement of window with a door, replacement of roof coverings, installation of louvre, refurbishment of rear courtyard, installation of plant equipment in rear lightwell, facade cleaning and other associated works'; NAMELY, A new front door with wall lights either side. Amendments to the louvred panel above the door in the lower ground floor and the replacement of door with a fire rated door. The size of the lift overrun has increased. Raising of the level 3 terrace balustrade. Lintel to the access doors have been raised. A black WC vent is also proposed. The rainwater pipe to be redirected. Recessed floor lighting to the level 3 terrace is also included. Feature wall lighting and emergency lighting are also proposed on the rear elevation. Amendments to the level 2 windows. The staircase connecting the rear courtyard and roof terrace is now proposed to be a lightweight metal staircase clad in the same floor finish as the terrace.

  Granted Amendments Extension Windows or glazing 32 docs

• 45 Charles Street London W1J 5EQ

  26/04033/ADFULL Submitted 18 Jun 2026 50 yards away

  89% historically approved · decision due ~13 Aug

  Details of a biodiversity management plan in relation to the green walls and planters pursuant to Condition 12 of planning permission dated 27 February 2024 (RN: 23/03027/FULL).

  Decided

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/06299/LBC Awaiting decision

  Apartment 33 24 Park Crescent London W1B 1AA

  Alterations to internal partitions, door openings, doors and floor finishes.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06305/LBC Awaiting decision

  33A Dean Street London W1D 4PP

  Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06318/LBC Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06317/FULL)

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

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