30 Grosvenor Square London W1K 6AN

This site has had 14 applications since 2025: 9 approved, 0 refused.

• 26/04647/NMA Decided

  30 Grosvenor Square London W1K 6AN

  Amendments to planning permission dated 10 April 2026 (RN: 25/09270/FULL) for the: Installation of permanent external planter boxes at ground floor level on the Upper Brook Street elevation and associated works. NAMELY, to install additional planter boxes to set the perimeter of the external dining space.

  Decided 27 Jul 2026 Amendments
• 26/04646/ADFULL Decided

  30 Grosvenor Square London W1K 6AN

  Detailed drawings and specification of the external dining arrangement and furniture, and Operational Management Plan relating to Unit R5 pursuant to the partial discharge of condition 46 (b) of planning permission dated 7th April 2025 (RN: 24/05111/FULL).

  Submitted 10 Jul 2026
• 26/03111/NMA Awaiting decision

  30 Grosvenor Square London W1K 6AN

  Amendments to planning permission dated 7th April 2025 (RN:24/05111/FULL) for Variation of conditions 1 and 46 of planning permission dated 18 February 2021 (RN 20/06601/FULL) for, 'Alterations to the existing building including retention & repair of the front and side facades, part demolition & replacement of the rear facade, rear extension of the 2nd-5th floors, removal of existing & introduction of a new 6th floor, introduction of a new set-back 7th floor, extension of the existing basement levels to include two additional basement levels (including one mezzanine level), installation of roof plant & plant screen, public realm works including hard & soft landscaping, removal of the security kiosks, fencing, bollards & gates/barriers to Blackburne's Mews & Culross Street, removal & replacement of 6 No. trees in front of the Grosvenor Square elevation & re-opening of the road on the western side of the Square, all in connection with the use of the building as a hotel (Class C1) with flexible retail/restaurant use at 1st floor, ground floor and basement 1 (Class A1/Class A3/Class C1), flexible restaurant/bar use at 7th floor (Class A3/Class A4/Class C1), leisure/spa facilities within the basement (Class D2/Class C1) & an ancillary ballroom, event spaces, back of house facilities & associated car, cycle parking & servicing facilities accessed from Blackburne's Mews, & other associated works'. Namely, to extend the permitted hours of operation to enable the operator to open at 06.30.

  Submitted 12 May 2026 Amendments
• 26/00778/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings and/or full particulars of the alterations at ground floor level including shopfronts and signs pursuant to Condition 4 (Part 2) of planning permission dated 7th April 2025 (RN:24/05111/FULL) (Linked 26/00768/ADLBC)

  Decided 9 Mar 2026 Full applications
• 26/00404/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Details of external dining arrangement and furniture and operational management plan relating to unit R3 pursuant to partial discharge of condition 46(b) of planning permission dated 24/05111/FULL (07/04/2025).

  Decided 9 Apr 2026 Full applications
• 26/00408/FULL Awaiting decision

  30 Grosvenor Square London W1K 6AN

  Installation of permanent external planter boxes at ground floor level on the Upper Grosvenor Square elevation and associated works.

  Submitted 23 Jan 2026 Full applications
• 25/09322/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings at 1:10 of the new planters, and a sample of their cladding pursuant to condition of planning permission dated 7th April 2025 (RN: 24/05112/FULL).

  Decided 26 Jan 2026 Full applications
• 25/09313/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings and specification of the external dining arrangement and furniture, and Operational Management Plan relating to Unit R5 pursuant to the partial discharge of condition 46 (b) of planning permission dated 7th April 2025 (RN: 24/05111/FULL).

  Decided 18 Feb 2026 Full applications
• 25/09270/FULL Granted

  30 Grosvenor Square London W1K 6AN

  Installation of permanent external planter boxes at ground floor level on the Upper Brook Street elevation and associated works.

  Decided 10 Apr 2026 Full applications
• 25/09397/ADLBC Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings of external signage for Retail Unit 5 (R5) pursuant to Condition 4 part 2 of listed building consent dated 18 February 2021 (RN 21/00012/LBC)

  Decided 19 Feb 2026 Conditions

1. 9 Feb 2026

   Received by Westminster

2. 9 Mar 2026

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

• 26/00778/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings and/or full particulars of the alterations at ground floor level including shopfronts and signs pursuant to Condition 4 (Part 2) of planning permission dated 7th April 2025 (RN:24/05111/FULL) (Linked 26/00768/ADLBC)

  Decided 9 Mar 2026 Full applications

1 later application on the register refers to this one:

• 26/00778/ADFULL Granted

  30 Grosvenor Square London W1K 6AN

  Detailed drawings and/or full particulars of the alterations at ground floor level including shopfronts and signs pursuant to Condition 4 (Part 2) of planning permission dated 7th April 2025 (RN:24/05111/FULL) (Linked 26/00768/ADLBC)

  Decided 9 Mar 2026 Full applications

Westminster granted permission on 9 March 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 30 Grosvenor Square London W1K 6AN

  25/05653/ADFULL Submitted 12 Aug 2025 50 yards away

  Detailed drawings and/or full particulars of the alterations at ground floor level including shopfronts and signs pursuant to condition 4 (2) of planning permission dated 7th April 2025 (RN:24/05111/FULL)

  Granted Full applications 11 docs

• 30 Grosvenor Square London W1K 6AN

  25/05638/ADLBC Submitted 12 Aug 2025 50 yards away

  Details of alterations at ground floor level including shopfronts and signs pursuant to Condition 4 (2) (Part) of Listed Building Consent dated 18 February 2021 (RN21/00012/LBC), namely details of signage for retail unit 4.

  Granted Conditions 6 docs

• 30 Grosvenor Square London W1K 6AN

  25/09322/ADFULL Submitted 23 Dec 2025 50 yards away

  Detailed drawings at 1:10 of the new planters, and a sample of their cladding pursuant to condition of planning permission dated 7th April 2025 (RN: 24/05112/FULL).

  Granted Full applications 18 docs

• 30 Grosvenor Square London W1K 6AN

  25/09313/ADFULL Submitted 23 Dec 2025 50 yards away

  Detailed drawings and specification of the external dining arrangement and furniture, and Operational Management Plan relating to Unit R5 pursuant to the partial discharge of condition 46 (b) of planning permission dated 7th April 2025 (RN: 24/05111/FULL).

  Granted Full applications 4 docs

• 30 Grosvenor Square London W1K 6AN

  25/09397/ADLBC Submitted 6 Nov 2025 50 yards away

  Detailed drawings of external signage for Retail Unit 5 (R5) pursuant to Condition 4 part 2 of listed building consent dated 18 February 2021 (RN 21/00012/LBC)

  Granted Conditions 8 docs

• 30 Grosvenor Square London W1K 6AN

  25/08097/ADFULL Submitted 6 Nov 2025 50 yards away

  87% historically approved · decision due ~1 Jan

  Detailed drawings of the alterations at ground floor level including shopfronts and signs pursuant to part condition 4 part 2 of planning permission dated 7th April 2025 (RN 24/05111/FULL)

  Awaiting decision Full applications 6 docs

• 26/04860/ADLBC Granted

  New Zealand House 80 Haymarket London SW1Y 4TE

  Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 26/04843/ADLBC Granted

  New Zealand House 80 Haymarket London SW1Y 4TE

  Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 26/05026/ADLBC Awaiting decision

  St James's Park The Mall London SW1A 1AA

  Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)

  Received 27 Jul, published by the council 4 Aug 2026 Conditions
• 26/04850/ADLBC Awaiting decision

  17 Belgrave Square London SW1X 8PG

  Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)

  Received 20 Jul, published by the council 1 Aug 2026 Conditions
• 25/07120/ADLBC Granted

  72 - 74 Lancaster Gate London W2 3NH

  Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)

  Received 2 Oct, published by the council 21 Jul 2026 Conditions