Planning application
Development Site At 26 To 46 Lisson Grove And 18 Hayes Place London
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Confirmation that material operations were undertaken in order to lawfully implement planning permission referenced 22/05145/FULL, dated 06 January 2023, for the purpose of Section 56 of the Town and Country Planning Act (1990) (as amended) prior to the expiry of this permission at the end of 6 January 2026.
As published by the council, reference 25/08588/CLEUD
Application record
- Reference
- 25/08588/CLEUD
- Type
- Certificate of Lawfulness (existing)
- Status
- Decided
- Decision
- Application Permitted
- Received
- 24 Nov 2025
- Validated
- 24 Nov 2025
- Decided
- 11 May 2026
- Ward
- Regent's Park
- Decision by
- Delegated Decision
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2025: 2 approved, 0 refused.
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25/09136/ADFULL Granted
Development Site At 26 To 46 Lisson Grove And 18 Hayes Place London
Details of Remediation Verification Report pursuant to condition 34 A, Phase 1, Part 4 (only) of planning permission dated 06 January 2023 (RN: 22/05145/FULL)
Timeline
Dates from the published record
-
24 Nov 2025
Received by Westminster
-
11 May 2026
Decision issued: Application Permitted
-
4 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file
479 applications on PlanIndex · across 25 councils · 98% granted
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
22 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.
Trade members open them from here.
Open the documentsWhat this grant of permission means
Westminster granted permission on 11 May 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.
About lawful development applications
A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
18 Lisson Grove London NW1 6TT
87% historically approved · decision due ~8 May
Erection of a extension, conversion and refurbishment of the site to deliver three new residential units; together with the extension and improvement of the existing apartments, external alterations, and the utilisation of the ground floor office space to provide a single commercial unit (Class E).
Awaiting decision Full applications New dwelling Extension 23 docs -
24 Lisson Grove London NW1 6TT
87% historically approved · decision due ~10 Feb
Erection of ground and first floor rear extension to form a two-bedroom self-contained flat, conversion of the existing ground floor office to a one-bedroom self-contained flat, and office to basement.
Awaiting decision Full applications Extension 16 docs -
7 Harewood Avenue London NW1 6JB
85% historically approved · decision due ~28 Sep
Display of 28 non illuminated window vinyl to ground floor windows of building measuring 1.25m X 2.68m
Awaiting decision Advertising Windows or glazing -
Second Floor Flat 109 Bell Street London NW1 6TL
87% historically approved · decision due ~18 May
Erection of additional storey to existing second floor flat, conversion of 1 flat into a 3-bed duplex with front elevation dormer windows set back from principal elevation.
Awaiting decision Full applications Loft or dormer Windows or glazing 14 docsDomestic -
18 Hayes Place London NW1 6UA
Discharge of Conditions 8, 9 & 10 namely, cycle racks on Lisson Grove, waste & recycling storage and redesign of the ATM in the shopfront window onto Hayes Place and Lisson Grove pursuant to planning permission dated 10 April 2008 (RN: 07/03696).
Granted Full applications Windows or glazing 4 docs -
18 Hayes Place London NW1 6UA
Display of internally illuminated fascia signs and two internally illuminated projecting signs.
Granted Advertising 5 docs
Other lawful development applications
In Westminster
-
26/05871/CLEUD Awaiting decision
32 Cambridge Street London SW1V 4QH
Confirmation of the lawful implementation of planning permission dated 13 August 2021 (RN: 21/04143/FULL) has commenced before the expiry of the three year time period and may, therefore, lawfully be carried out and completed.
-
26/05816/CLOPUD Awaiting decision
124 - 126 Wardour Street London W1F 0TY
Use of flats 1, 2 and 4 as three single dwellinghouses (Class C3).
-
26/05786/CLOPUD Awaiting decision
6 Grosvenor Street London W1K 4DJ
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.
-
26/05724/CLEUD Awaiting decision
The Sky Bar Trocadero 13 Coventry Street London W1D 7DH
Confirmation of the lawful implementation of planning permission dated 31 August 2023 (RN: 22/06174/FULL) has commenced before the expiry of the three year time period and may, therefore, lawfully be carried out and completed.
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26/05560/CLOPUD Awaiting decision
3 Northumberland Place London W2 5BS
Painting of the front facade of the building.