23 Lower Belgrave Street Westminster
Amendments to planning permission dated 5 November 2025 (24/05141/FULL) as amended by non-material amendment (26/02575/NMA) dated 18 May 2026 for: extension and refurbishment of existing office building to include part demolition of ground floor, rebuilding of sixth floor, erection of setback seventh floor and new eighth floor plant enclosure and lateral extension towards Lower Belgrave Street, provision of flexible Class E floorspace (restaurant/retail space) at ground level, provision of terraces at levels 6 & 7 including greening, public realm enhancements, provision of cycle parking spaces and facilities and associated works namely amendments to the west stair facade, internal layouts, and plant configuration.
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Progress
Application details
- Reference
- 26/06365/NMA
- Local authority
- Westminster
- Ward
- KBW_22
- Application type
- All Other
- Property type
- Commercial
Key dates
- Submitted
- 17 Sept 2026
- Validated
- 17 Sept 2026
- Target decision
- 15 Oct 2026
Estimated project value
£15k–£120k
Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
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