Planning applications in W1G, Westminster

1. Pending26/06342/LBC

   Installation of new sesame lift into existing front entrance steps. (Linked with 26/06341/FULL)

   141 Harley Street London W1G 6BQ

   Received 16 Sept 2026
2. Pending26/06341/FULL

   Installation of new sesame lift into existing front entrance steps. (Linked with 26/06342/LBC)

   141 Harley Street London W1G 6BQ

   Received 16 Sept 2026
3. Pending26/06340/FULL

   Variation of Condition 1 of planning permission dated 22 December 2016 (RN: 16/05372/FULL) for: Demolition of mews buildings at 28 and 29 Devonshire Mews West and lower ground and ground floor link building at the rear of 141 Harley Street and the erection of new building to include a three storey basement to the rear of the site in connection with the use of the 141 Harley Street and the lower ground and ground floor of 143 Harley Street for Class D1 medical purposes; installation of a new passenger lift to the rear of 141 Harley Street and installation of plant. (Site includes excavation part way under the pavement of Devonshire Mews West and use swap with 126 Harley Street) namely, to allow creation of party wall openings at basement, ground and first floors; insertion of a platform lift within No. 143 from basement to first floors; partial infilling of the rear basement area; and other minor adjustments to plan form. (Linked with 26/06290/LBC)

   141 Harley Street London W1G 6BQ

   Received 16 Sept 2026
4. Pending26/06290/LBC

   Internal alterations and openings at basement, ground and first floors as well as the insertion of a platform lift within 143 from basement to first floors, the partial infilling of the rear basement area and other minor adjustments to plan form. (Linked to 26/06340/FULL)

   141 Harley Street London W1G 6BQ

   Received 14 Sept 2026
5. Pending26/06250/LBC

   Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06249/FULL)

   53 Wimpole Street London W1G 8YH

   Received 11 Sept 2026
6. Pending26/06249/FULL

   Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

   53 Wimpole Street London W1G 8YH

   Received 11 Sept 2026
7. Pending26/06129/FULL

   Replacement of three existing windows facing onto rear internal courtyard with timber framed double glazed casement windows.

   3A Devonshire Mews South London W1G 6QW

   Received 8 Sept 2026
8. Decided26/06093/ADLBC

   Detailed drawings of all new window linings/shutters drawn at 1:10 with full size moulding sections and all new chimneypieces drawn at 1:10 pursuant to condition 3 of listed building dated 23rd July 2026 (RN:26/02861/LBC)

   Flat 3 82 New Cavendish Street London W1G 9TA

   Received 7 Sept 2026
9. Pending26/06077/ADLBC

   Details of facade cleaning (method statement); new stone steps and balustrade; works of cleaning and repair to each chimney piece; new service and service routes; method statement for lifting, numbering and relaying existing original floor boards; and method statement for re-pointing, indicating mortar mix pursuant to condition 5 of listed building consent dated 21 November 2024 (RN: 24/06851/LBC)

   129 Harley Street London W1G 6BA

   Received 7 Sept 2026
10. Pending26/05974/LBC

    Reinstatement of metal access stair within the lightwell of the townhouse and the new metal access stair within the lightwell to the lower ground floor flat in the Link building. (Linked with 26/05973/FULL)

    41 Devonshire Place London W1G 6JY

    Received 1 Sept 2026
11. Pending26/05973/FULL

    Reinstatement of metal access stair within the lightwell of the townhouse and the new metal access stair within the lightwell to the lower ground floor flat in the Link building. (Linked with 26/05974/LBC)

    41 Devonshire Place London W1G 6JY

    Received 1 Sept 2026
12. Pending26/05967/LBC

    Installation of internal secondary glazing to the 4th-floor windows, with internal reversible, non-destructive fixings into the window reveals, and slimline units to maintain background ventilation and prevent interstitial condensation.

    Fourth Floor 2 Cavendish Square London W1G 0PU

    Received 1 Sept 2026
13. Pending26/05899/FULL

    Installation of a replacement timber rooflight at main roof level. (Linked with 26/05602/LBC)

    Flat 6 39 Wimpole Street London W1G 8YE

    Received 28 Aug 2026
14. Decided26/05885/AD7

    Renewal for a temporary period of six months for the display of a non-illuminated 'to let' board attached to the railings in front of the building at street level measuring 0.6m x 0.45m.

    3 Cavendish Square London W1G 0LB

    Received 27 Aug 2026
15. Decided26/05855/ADLBC

    Details of doors (external) showing adjoining fabric and key details, windows showing adjoining fabric and key details, sliding roof lights above stair leading to roof terrace showing adjoining fabric and key details, works to the vaults, including any tanking and all sides of roof access leading to roof top terrace to be solid not glazed pursuant to conditions 3 (Part 1,2,3 and 6) and Condition 9 of Listed Building Consent dated 11th March 2026 (RN: 25/07887/LBC).

    14 Cavendish Square London W1G 9DB

    Received 26 Aug 2026
16. Pending26/05842/ADLBC

    Details of railings showing adjoining fabric and key details, including detailed drawings with historic building commentary of proposals, including decorative schemes to the rooms behind the front facade, hall, principal stair and stair volume and front external light well. This should include fireplaces, decorative joinery, decorative plaster work and floorboards; pursuant to condition 3(part4,7) of Listed Building consent dated 11th March 2026 (25/07887/LBC)

    14 Cavendish Square London W1G 9DB

    Received 25 Aug 2026
17. Pending26/05840/ADFULL

    Details of photographs and specification of facing materials; external doors, windows, sliding roof lights, and railings; and all sides of roof access pursuant to conditions 21, 25 and 26 of planning permission dated 11 March 2026 (RN: 25/07886/FULL). (Linked with 26/05855/ADLBC)

    14 Cavendish Square London W1G 9DB

    Received 25 Aug 2026
18. Pending26/05731/ADFULL

    Details of Site Environmental Management Plan pursuant to condition 3 of planning permission dated 24 May 2022 (RN: 19/08460/FULL).

    Underground Car Park Cavendish Square London W1G 0PG

    Received 21 Aug 2026
19. Pending26/05715/LBC

    Installation of full fibre cables on and through the building.

    2 Mansfield Street London W1G 9NZ

    Received 20 Aug 2026
20. Pending26/05602/LBC

    Installation of a replacement timber rooflight at main roof level. (Linked with 26/05899/FULL)

    Flat 6 39 Wimpole Street London W1G 8YE

    Received 17 Aug 2026
21. Pending26/05572/LBC

    Replacement of six front windows and two rear windows. (Linked with 26/05571/FULL)

    Flat 4 33 Wimpole Street London W1G 8GU

    Received 17 Aug 2026
22. Pending26/05571/FULL

    Replacement of six front windows and two rear windows. (Linked with 26/05572/LBC)

    Flat 4 33 Wimpole Street London W1G 8GU

    Received 17 Aug 2026
23. Pending26/05561/FULL

    Installation of ventilation ductwork, intake ducts and louvres. (Land To The Rear Of 1-2 Welbeck Street)

    1 Welbeck Street London W1G 0AR

    Received 14 Aug 2026
24. Pending26/05556/LBC

    Internal fit out of office space on the fourth and fifth floor level.

    3 Cavendish Square London W1G 0LB

    Received 14 Aug 2026

This list shows up to 24 applications, newest received date first. Statuses reflect the last collected state; use the official planning register for current plans and comments.