12F Hyde Park Street London W2 2JN

This site has had 3 applications since 2026.

• 26/05217/LBC Awaiting decision

  12F Hyde Park Street London W2 2JN

  Replacement of the existing roof lantern with an openable flat rooflight and installation of a frameless glazed balustrade around the perimeter of the main roof in connection with its use as a roof terrace. Installation of a new internal staircase providing improved access to the roof. (Linked to 26/05216/FULL)

  Submitted 3 Aug 2026 Heritage and listed buildings
• 26/04041/FULL Awaiting decision

  12F Hyde Park Street London W2 2JN

  Internal alteration including the removal of a non-original partition wall between the WC and hallway/wardrobe area to allow for the introduction of a dedicated utility room, to reinstate a former bathroom arrangement accessible from the hallway, replacing more recent wardrobe installations, a partial removal of a section of chimney breast within the master bedroom is also proposed to improve circulation and access to the en suite bathroom, a new laundry chute is proposed between floors and to install discreet comfort cooling units within bedrooms and living spaces. (Linked to 26/04042/LBC)

  Submitted 18 Jun 2026 Full applications

1. 3 Aug 2026

   Received by Westminster

2. 7 Aug 2026

   Validated

   Checked as complete and ready for consideration.

3. 11 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 2 October 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.

• 26/05217/LBC Awaiting decision

  12F Hyde Park Street London W2 2JN

  Replacement of the existing roof lantern with an openable flat rooflight and installation of a frameless glazed balustrade around the perimeter of the main roof in connection with its use as a roof terrace. Installation of a new internal staircase providing improved access to the roof. (Linked to 26/05216/FULL)

  Submitted 3 Aug 2026 Heritage and listed buildings

1 later application on the register refers to this one:

• 26/05217/LBC Awaiting decision

  12F Hyde Park Street London W2 2JN

  Replacement of the existing roof lantern with an openable flat rooflight and installation of a frameless glazed balustrade around the perimeter of the main roof in connection with its use as a roof terrace. Installation of a new internal staircase providing improved access to the roof. (Linked to 26/05216/FULL)

  Submitted 3 Aug 2026 Heritage and listed buildings

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

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.

• 12F Hyde Park Street London W2 2JN

  26/05217/LBC Submitted 3 Aug 2026 50 yards away

  90% historically approved · decision due ~2 Oct

  Replacement of the existing roof lantern with an openable flat rooflight and installation of a frameless glazed balustrade around the perimeter of the main roof in connection with its use as a roof terrace. Installation of a new internal staircase providing improved access to the roof. (Linked to 26/05216/FULL)

  Awaiting decision Heritage and listed buildings Loft or dormer Windows or glazing

• 12F Hyde Park Street London W2 2JN

  26/04041/FULL Submitted 18 Jun 2026 50 yards away

  88% historically approved · decision due ~12 Oct

  Internal alteration including the removal of a non-original partition wall between the WC and hallway/wardrobe area to allow for the introduction of a dedicated utility room, to reinstate a former bathroom arrangement accessible from the hallway, replacing more recent wardrobe installations, a partial removal of a section of chimney breast within the master bedroom is also proposed to improve circulation and access to the en suite bathroom, a new laundry chute is proposed between floors and to install discreet comfort cooling units within bedrooms and living spaces. (Linked to 26/04042/LBC)

  Awaiting decision Full applications

• 16 Hyde Park Street London W2 2JN

  26/04662/FULL Submitted 13 Jul 2026 50 yards away

  88% historically approved · decision due ~6 Oct

  Removal of existing roof-level enclosure and AC unit; installation of new roof-mounted AC unit, lift overrun enclosure and roof access hatch; and replacement aluminium windows throughout.

  Decided Full applications Roofing Windows or glazing 17 docs

• 16 Hyde Park Street London W2 2JN

  25/07950/FULL Submitted 3 Nov 2025 50 yards away

  Conversion of the garage to habitable space and alterations to rear ground floor elevation.

  Granted Full applications 25 docs

• 11 Albion Street W2 2AS

  26/03835/ADLBC Submitted 10 Jun 2026 50 yards away

  89% historically approved · decision due ~5 Aug

  Details of front lightwell steps, external paving and rear terrace new screen pursuant to conditions 4 and 6 of listed building consent dated 25 March 2025 (RN: 25/00481/LBC). (Linked with 26/03818/ADFULL)

  Decided

• 11 Albion Street W2 2AS

  26/03818/ADFULL Submitted 10 Jun 2026 50 yards away

  89% historically approved · decision due ~5 Aug

  Details of front lightwell steps, external paving and rear terrace new screen pursuant to conditions 5 and 7 of planning permission dated 25 March 2025 (RN: 25/00480/FULL). (Linked with 26/03835/ADLBC)

  Decided

• 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
• 26/06134/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
• 26/07193/FULL Awaiting decision

  98 Victoria Street London SW1E 5JL

  Shopfront alterations. (Linked with 26/07194/ADV)

  Received 21 Oct, published by the council 22 Oct 2026 Full applications
• 26/07187/FULL Awaiting decision

  Ground Floor Flat 151 Portnall Road London W9 3BN

  Erection of a single storey rear extension.

  Received 21 Oct, published by the council 22 Oct 2026 Full applications