49 Grosvenor Street London W1K 3HP

1. 16 Sep 2026

   Received by Westminster

2. 23 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 11 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 66 days over the applications it decided in the last year.

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.

• 50 Grosvenor Street London

  26/03477/LBC Submitted 27 May 2026 50 yards away

  90% historically approved · decision due ~22 Jul

  Minor internal works at ground and first floor levels to refurbish and fit-out office accommodation (revised submission of application ref. 26/00764/LBC).

  Awaiting decision Heritage and listed buildings 33 docs

• 50 Grosvenor Street London

  26/00764/LBC Submitted 9 Feb 2026 50 yards away

  Internal works at ground and first floor levels to refurbish and fit-out office accommodation.

  Refused Heritage and listed buildings 47 docs

• 50 Grosvenor Street London

  25/08357/LBC Submitted 14 Nov 2025 50 yards away

  Internal alterations at lower ground, ground, first, second, third and fourth floors.

  Granted Heritage and listed buildings 73 docs

• Investcorp House 48 Grosvenor Street London W1K 3HW

  26/01687/FULL Submitted 16 Mar 2026 50 yards away

  87% historically approved · decision due ~11 May

  Infill of vehicle garage access on Mount Row, infill of lightwell and skylights at ground floor level, renewing glass facade of link building, new plant on roof.

  Awaiting decision Full applications Extension 50 docs

• 50 Grosvenor Street London

  26/00754/LBC Submitted 9 Feb 2026 50 yards away

  Creation of internal structural opening at ground floor level to provide access between 50 and 51 Grosvenor Street.

  Refused Heritage and listed buildings 18 docs

• 33 Grosvenor Street London W1K 4QU

  26/05968/LBC Submitted 1 Sep 2026 50 yards away

  90% historically approved · decision due ~27 Oct

  Replacement of fire doors.

  Awaiting decision Heritage and listed buildings

• 26/06330/LBC Awaiting decision

  First Floor And Second Floor Maisonette 8 - 10 Shepherd Street London W1J 7JE

  Repair and strengthening work to underside of first floor above passageway.

  Received 16 Sep, published by the council 23 Sep 2026 Heritage and listed buildings
• 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
• 26/06342/LBC Awaiting decision

  141 Harley Street London W1G 6BQ

  Installation of new sesame lift into existing front entrance steps. (Linked with 26/06341/FULL)

  Received 16 Sep, published by the council 23 Sep 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