Planning application
128 Piccadilly London W1J 7PY
Works: Extension Small domestic
Read from the description, not a valuation. How we read the register
Relates to 26/04490/LBC
Decided. The decision notice on the council portal carries the outcome in full, including any conditions.
Proposal
Erection of a single storey extension at 4th floor level facilitating link between existing bedrooms and internal alterations to door openings and alterations to existing structure to incorporate extension. (Linked with 26/04490/LBC)
As published by the council, reference 26/04489/FULL
Application record
- Reference
- 26/04489/FULL
- Category
- Full applications
- Status
- Decided
- Received
- 6 Jul 2026
- Validated
- 10 Jul 2026
- Ward
- West End
- Postcode
- W1J 7PY
Site history
Applications at this address on the Westminster register
This site has had 4 applications since 2026.
-
26/06851/ADFULL Decided
128 Piccadilly London W1J 7PY
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 4 of planning permission dated 03rd Septmeber 2026 (RN:26/04489/FULL)
-
26/06854/ADLBC Decided
128 Piccadilly London W1J 7PY
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 3 of listed building dated 03rd September 2026 (RN:26/04490/LBC)
-
26/04490/LBC Decided
128 Piccadilly London W1J 7PY
Erection of a single storey extension at 4th floor level facilitating link between existing bedrooms. and internal alterations to door openings and alterations to existing structure to incorporate extension. (Linked with 26/04490/LBC)
Timeline
Dates from the published record
-
6 Jul 2026
Received by Westminster
-
10 Jul 2026
Validated
Checked as complete and ready for consideration.
-
21 Jul 2026
Added to PlanIndex
-
11 Sep 2026
Status changed to Decided
Previously Pending.
Related applications
Cases linked to this one on the register
-
26/04490/LBC Decided
128 Piccadilly London W1J 7PY
Erection of a single storey extension at 4th floor level facilitating link between existing bedrooms. and internal alterations to door openings and alterations to existing structure to incorporate extension. (Linked with 26/04490/LBC)
1 later application on the register refers to this one:
-
26/06851/ADFULL Decided
128 Piccadilly London W1J 7PY
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 4 of planning permission dated 03rd Septmeber 2026 (RN:26/04489/FULL)
Documents
Plans, drawings, consultee responses and the officer's report
18 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsAfter the decision
Westminster has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
128 Piccadilly London W1J 7PY
90% historically approved · decision due ~4 Sep
Erection of a single storey extension at 4th floor level facilitating link between existing bedrooms. and internal alterations to door openings and alterations to existing structure to incorporate extension. (Linked with 26/04490/LBC)
Decided Heritage and listed buildings Extension 18 docsSmall domestic -
128 Piccadilly London W1J 7PY
89% historically approved · decision due ~2 Dec
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 4 of planning permission dated 03rd Septmeber 2026 (RN:26/04489/FULL)
Decided Windows or glazing -
128 Piccadilly London W1J 7PY
89% historically approved · decision due ~2 Dec
Details of the facing materials you will use, including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 3 of listed building dated 03rd September 2026 (RN:26/04490/LBC)
Decided Windows or glazing -
4 Old Park Lane London W1K 1QW
Details of replacement windows to the Old Park Lane elevation pursuant to Condition 7 of planning permission dated 26 July 2005 (RN: 05/03009).
Granted Full applications Windows or glazing 3 docs -
4 Old Park Lane London W1K 1QW
Details of the northwest facing brickwork and quoins pursuant to Condition 5 of planning permission dated 26 July 2005 (RN: 05/03009).
Granted Full applications 3 docs -
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