66 Harley Street London W1G 7HD

This site has had 4 applications since 2007: 2 approved, 0 refused.

• 25/09353/ADV Decided

  66 Harley Street London W1G 7HD

  Display of two non-illuminated plaques measuring 0.3m x 0.4m.

  Decided 18 Feb 2026 Advertising
• 13/02736/AD7 Granted

  66 Harley Street London W1G 7HD

  Display for a temporary period of six months of a non-illuminated 'to let' board at ground floor level attached to the railings measuring 0.45 and 0.6m.

  Decided 17 Apr 2013 Advertising
• 07/05230/LBC Granted

  66 Harley Street London W1G 7HD

  External alterations at lower ground floor level in the front, central and rear lightwells and internal alterations at all floor levels including the installation of a passenger lift.

  Decided 13 May 2008 Heritage and listed buildings

1. 11 May 2026

   Received by Westminster

2. 21 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 16 July 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 91 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 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.

• 66 Harley Street London W1G 7HD

  25/09353/ADV Submitted 24 Dec 2025 50 yards away

  Display of two non-illuminated plaques measuring 0.3m x 0.4m.

  Decided Advertising 8 docs

• 66 Harley Street London W1G 7HD

  13/02736/AD7 Submitted 25 Mar 2013 50 yards away

  Display for a temporary period of six months of a non-illuminated 'to let' board at ground floor level attached to the railings measuring 0.45 and 0.6m.

  Granted Advertising 2 docs

• 66 Harley Street London W1G 7HD

  07/05230/LBC Submitted 15 Jun 2007 50 yards away

  External alterations at lower ground floor level in the front, central and rear lightwells and internal alterations at all floor levels including the installation of a passenger lift.

  Granted Heritage and listed buildings 12 docs

• 70 Harley Street London W1G 7HF

  26/00202/FULL Submitted 14 Jan 2026 50 yards away

  88% historically approved · decision due ~30 Mar

  Alterations to fourth floor flat, works including replacement of windows with Slimlite double glazing windows; layout alterations; and associated works. (Linked with 26/00203/LBC)

  Awaiting decision Full applications Windows or glazing 21 docs

• 70 Harley Street London W1G 7HF

  26/00203/LBC Submitted 14 Jan 2026 50 yards away

  90% historically approved · decision due ~30 Mar

  Alterations to fourth floor flat, works including replacement of windows with Slimlite double glazing windows; replacement of fire doors; layout alterations; and associated works. (Linked to 26/00202/FULL)

  Awaiting decision Heritage and listed buildings Windows or glazing 18 docs

• 72 Harley Street London W1G 7HG

  26/00216/LBC Submitted 15 Jan 2026 50 yards away

  Replacement of fire doors at lower ground, ground and first floors.

  Granted Heritage and listed buildings 9 docs

• 26/07529/LBC Awaiting decision

  69 Eaton Place London SW1X 8DF

  Installation of new cast iron water supply pipe on rear courtyard elevation. (Linked with 26/07528/FULL)

  Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07509/LBC 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 26/07508/FULL)

  Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07473/LBC Awaiting decision

  Flat 3 82 New Cavendish Street London W1G 9TA

  Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

  Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
• 26/07471/LBC Awaiting decision

  12 Queen Anne's Gate London SW1H 9AA

  Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
• 26/07461/LBC Awaiting decision

  1 Savile Row London W1S 3JR

  Minor internal works comprising redecoration and upgrades to lighting, flooring and bathroom and kitchen facilities, together with external works including new lighting and signage.

  Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings