6 Grosvenor Street London W1K 4DJ
Certificate of Lawfulness (proposed)
What is being proposed?
Confirmation that the planning permission dated 31 July 2024 (RN: 23/08374/FULL) for the: Refurbishment and extension of existing Class E building to include the extension of the fifth floor, partial demolition and reconstruction of the sixth floor, erection of a new seventh floor with external terrace, alterations to the Avery Row and Grosvenor Street elevations to include new shopfronts, entrances and replacement windows, installation of green roof and photovoltaic panels at main roof level and installation of screened plant at seventh floor level. (SITE INCLUDES 4 GROSVENOR STREET), was lawfully implemented prior to the expiration date and that it is lawful to complete the outstanding works.
Description from the source record.- Application type
- Certificate of Lawfulness (proposed)
- Status in this record
- Awaiting decision
No decision is recorded in this copy. Check the council register to confirm the current stage and whether comments are still open.
The application so far
- Application date
24 August 2026
- Decision date
No decision date supplied
Validation dates, consultation deadlines and target decision dates are shown on the council register where published.
Where is the proposal?
Use the council’s site plan to confirm the application boundary.
View this address on a map →Documents, comments & decisions
Open the official application to look for submitted plans, supporting documents, consultation details and the decision notice. Availability varies by application.
Open official council record ↗Source: PlanIt / local planning authorities. The council register is the formal source for the latest position.