11 - 14 Northumberland Avenue London WC2N 5AQ

1. 14 Sep 2026

   Received by Westminster

2. 19 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 19 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 14 December 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.

• Embankment Place Railway Bridge Embankment Place London WC2N 6NN

  25/08880/ADV Submitted 8 Dec 2025 50 yards away

  Display of multiple advertisements comprising fascia signs including halo illuminated signs, trough illuminated projecting signs and non illuminated flag mounted signs across three elevations fronting Northumberland Avenue, Victoria Embankment and Embankment Place.

  Refused Advertising 18 docs

• The Penthouse Aria House 23 Craven Street London WC2N 5NS

  25/08667/LBC Submitted 26 Nov 2025 50 yards away

  Internal alterations to the existing penthouse at seventh and eighth floor level and alterations to floor finish to the existing terrace.

  Granted Heritage and listed buildings 9 docs

• Golden Jubilee Bridge Hungerford Bridge London WC2N 6PA

  20/06209/ADFULL Submitted 5 Oct 2020 100 yards away

  Final details of electrical cabling pursuant to Condition 20 (part) of planning permission dated 18 September 2018 (RN: 18/03782/FULL as amended 19/08932/NMA).

  Withdrawn Full applications 5 docs

• 10A Northumberland Avenue London WC2N 5AE

  25/07857/ADV Submitted 30 Oct 2025 100 yards away

  Display of three back lit halo illuminated fascia signs measuring 0.15m x 1.384m, one non illuminated gold leaf sign measuring 0.452m x 0.599m, one internally illuminated brushed brass 'M' logo sign measuring 0.505m x 0.828m and one halo illuminated illuminated other sign measuring 0.485m x 1.58m.

  Granted Advertising 31 docs

• 17 Embankment Place London WC2N 6NN

  26/06946/ADV Submitted 12 Oct 2026 100 yards away

  82% historically approved · decision due ~7 Dec

  Display of non illuminated Aluminium digital display measuring 0.64m X 1.18m, non illuminated fascia sign measuring 2.8m X 0.35m, externally illuminated fascia sign 4.34m X 0.5m and externally illuminated projecting sign 0.6m X 0.6m

  Awaiting decision Advertising

• 17 Embankment Place London WC2N 6NN

  26/06209/ADV Submitted 10 Sep 2026 100 yards away

  82% historically approved · decision due ~16 Nov

  Display of two internally illuminated fascia signs measuring 2.12m x 0.18m and 4.24m x 0.18m, one internally illuminated projecting roundel sign measuring 0.60m x 0.60m, and associated window vinyl.

  Decided Advertising Windows or glazing

• 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