85 Jermyn Street London SW1Y 6JD

1. 14 Sep 2026

   Received by Westminster

2. 25 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 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.

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.

• 83 Jermyn Street London SW1Y 6JD

  22/05247/ADV Submitted 2 Aug 2022 50 yards away

  Display of externally illuminated fascia signs measuring 0.375m x 1.04 and 0.23 x 0.2m and an externally illuminated projecting sign measuring 0.5m x 0.8m.

  Granted Advertising 8 docs

• Princes House 38 Jermyn Street London SW1Y 6DN

  25/05289/TELNOT Submitted 21 Jul 2025 50 yards away

  Regulation 5 Notice of Intention to Install Fixed Line Broadband Apparatus to a Listed Building.

  Decided Telecoms

• 13 Mason's Yard London SW1Y 6BU

  26/00842/FULL Submitted 11 Feb 2026 50 yards away

  88% historically approved · decision due ~5 Jun

  Installation of four condenser units at roof level.

  Awaiting decision Full applications 13 docs

• Telecommunications Mast 81 - 84 Jermyn Street London

  25/07465/FULL Submitted 15 Oct 2025 50 yards away

  Removal of six existing antennas to be replaced with eight new antennas (overall antenna height to remain at 50.5m AGL), one new 300mm dish and other associated ancillary works.

  Granted Full applications 15 docs

• Telecommunications Mast 81 - 84 Jermyn Street London

  26/04492/FULL Submitted 6 Jul 2026 50 yards away

  88% historically approved · decision due ~31 Aug

  Removal of 6no existing antennas to be replaced with 8no new antennas, installation of 1no new 300mm dish and other associated ancillary works thereto.

  Awaiting decision Full applications 13 docs

• 81 Jermyn Street London SW1Y 6JF

  26/05011/FULL Submitted 27 Jul 2026 50 yards away

  88% historically approved · decision due ~21 Sep

  Variation of condition 1 of planning permission dated 30 October 2025 (RN: 24/03521/FULL) for the: Internal and external refurbishment, comprising of works to the Jermyn Street entrance, Duke Street entrance, external facade, provision of green roofs at terrace levels, extension to level 02 podium and inclusion of a garden room extension, and internal reconfigurations, with associated works. NAMELY, to allow revisions to the rooftop plant layout to accommodate existing telecoms equipment; introduction of plant screens to Level 2; revised design to the proposed Duke Street entrance; introduction of a metal balustrade at the Level 2 podium; introduction of a flat bronze metal finish to Levels 2 and 3; removal of the balustrade from the green roof, and introduction of a fall restraint system; amendments to the facade perforations to the projecting window surrounds for ventilation purposes; introduction of translucent glazing to promote privacy within bathrooms; retention of louvres to provide air flow to the Mason's Yard elevation refuse store; and replacement of the ground floor level external doors to align with fire strategy requirements.

  Awaiting decision Full applications Extension Windows or glazing 54 docs

• 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