26/02370/NMA
Application Details
Description
Amendments to planning permission dated 13th December 2019 (RN: 18/01324/FULL) for Demolition of annexe building and replacement with rear extensions to 17 Belgrave Square and excavations to create pool hall extension under garden of 17 Belgrave Square and basement beneath mews property; all in connection with the use of the mews property and 17 Belgrave Square as two single family dwelling houses. NAMELY, to allow proposed reconfiguration of the area between the Main House and the Mews, including the omission of the rear garden conservatory, erection of a pergola structure, alterations to the rear annex openings, and updated rear garden layout.
Council
Westminster
Application Type
Non-material amendments
Date Received
10 Apr 2026
Date Validated
10 Apr 2026
Decision Date
07 May 2026
Council Website
View on Westminster websiteLocation
Address
17 Belgrave Square London SW1X 8PG
Postcode
SW1X 8PG
UPRN
Coordinates
51.498391000000000, -0.155082700000000
Source: Application UPRN
Quick Info
- UID
- 26/02370/NMA
- Reference
- 26/02370/NMA
- Status
- Refused
- Last Updated
- 01 Sep 2026