Planning application
25 John Street London WC1N 2BS
Works: Extension Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Alterations to design of conservatory, windows and doors approved under planning permission 2024/0312/P dated 06/08/2024.
As published by the council, reference 2026/1139/P
Application record
- Reference
- 2026/1139/P
- Type
- Non Material Amendments
- Status
- Registered
- Received
- 26 Mar 2026
- Validated
- 26 Mar 2026
- Ward
- Holborn and Covent Garden
- Postcode
- WC1N 2BS
Site history
Applications at this address on the Camden register
This site has had 8 applications since 2017: 6 approved, 0 refused.
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2026/1141/L Awaiting decision
25 John Street London WC1N 2BS
Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.
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2024/0338/L Granted
25 John Street London WC1N 2BS
Internal and external alterations in connection with erection of replacement conservatory, including replacement skylight to rear first floor lightwell, replacement windows to rear elevation and lightwell, and installation metal security bars to the basement door within front lightwell.
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2024/0215/L Granted
25 John Street London WC1N 2BS
Details of Method Statement relating to the repairs of the floors as requried by Condition 4a of Liste Building Consent ref: 2021/4813/L dated 10/05/2022. Note: where not indicated, the existing finishes (carpet in rooms, and vinyl in bathrooms) have been renewed with an equivalent finish.
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2021/4813/L Granted
25 John Street London WC1N 2BS
Internal and external alterations in connection with the change of use from office use to residential use including replacement stairs to front elevation at basement level, external wall lights to entrance and basement, and new services to rear. Internal alterations including removal and replacement of modern partitions, fixtures, fittings, services, sanitary fittings and pipes at all levels. Replacement of modern chimneypiece at second floor, and new opening and secondary glazing at third floor level.
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2021/3925/P Granted
25 John Street London WC1N 2BS
Change of use from office (Class E) to single dwelling house (Class C3) and works of conversion including external alterations of replacement stairs to front elevation at basement level, external wall lights to entrance and basement level, and new services to rear.
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2017/1571/L Granted
25 John Street London WC1N 2BS
Approval of condition 4 (materials specification) granted under reference 2016/4220/L dated 05/09/16 to insert 12mm toughened glass within the existing opening between the front boardroom and reception at Ground floor level and reinstate timber folding doors to front boardroom. (Part retrospective).
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2016/4220/L Granted
25 John Street LONDON WC1N 2BS
To insert 12mm toughened glass within the existing opening between the front boardroom and reception at Ground floor level and reinstate timber folding doors to front boardroom. (Part retrospective).
Timeline
Dates from the published record
-
26 Mar 2026
Received by Camden
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24 Jul 2026
Added to PlanIndex
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Decision
Awaiting decision
Decision expected by 21 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Camden took a median of 42 days over the applications it decided in the last year.
Documents
Plans, drawings, consultee responses and the officer's report
9 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 documentsWhat happens while it is decided
This application is with Camden for determination, against a statutory target of eight weeks. Over the last year Camden decided amendment applications in a median of 49 days. More in our guide to how long planning decisions take.
About amendment applications
An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
25 John Street London WC1N 2BS
96% historically approved · decision due ~21 May
Internal and external alterations to partition layout at basement, supporting structures and external ground level, and alterations to design of conservatory, windows and doors granted under listed building consent 2024/0338/L dated 06/08/2024.
Awaiting decision Heritage and listed buildings Extension Windows or glazing 7 docs -
25 John Street LONDON WC1N 2BS
To insert 12mm toughened glass within the existing opening between the front boardroom and reception at Ground floor level and reinstate timber folding doors to front boardroom. (Part retrospective).
Granted Heritage and listed buildings -
25 John Street London WC1N 2BS
Approval of condition 4 (materials specification) granted under reference 2016/4220/L dated 05/09/16 to insert 12mm toughened glass within the existing opening between the front boardroom and reception at Ground floor level and reinstate timber folding doors to front boardroom. (Part retrospective).
Granted Heritage and listed buildings -
25 John Street London WC1N 2BL
Existing and proposed detail drawings of the external service stairs in front lightwell.
Granted Heritage and listed buildings 4 docs -
25 John Street London WC1N 2BS
Internal and external alterations in connection with erection of replacement conservatory, including replacement skylight to rear first floor lightwell, replacement windows to rear elevation and lightwell, and installation metal security bars to the basement door within front lightwell.
Granted Heritage and listed buildings Extension Windows or glazing -
25 John Street London Camden WC1N 2BS
Installation of a suspended ceiling at basement level.
Granted Heritage and listed buildings
Other amendment applications
In Camden
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2026/1982/P Granted
29 Healey Street London NW1 8SR
Variation of conditions 2 (approved plans) of planning permission 2025/1250/P granted 13/05/2025 (for: 'Erection of part one and part two storey rear extension and roof terrace at second floor; erection of a mansard roof extension.') namely to amend the materiality of the proposed rear elevation joinery.
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2026/4008/P Awaiting decision
6 Murray Street London NW1 9RE
Non-material amendment to planning permission ref. 2023/3483/P (dated 25/10/2023) for 'Erection of mansard roof extension and replacement shopfront', NAMELY for changes to the rear dormers.
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2026/3390/P Granted
The British Museum Great Russell Street London WC1B 3DG
Amendments to planning permission ref. 2025/0038/P dated 03/03/2025, as amended by ref. 2026/2945/P dated 24/07/2026 for the continued use of single storey structures at the south and north entrances to provide an external search facility to the museum for a temporary period, NAMELY to vary Condition 1 (temporary structure) to allow the continued use of the single storey security structure at the north entrance for a further temporary period.
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2025/4829/P Granted
Former Hampstead Police Station 26 Rosslyn Hill London NW3 1PD
Variation of condition 2 (Approved drawings) of application 2024/1078/P dated 24/07/2025 for 'Change of use from former police station (sui generis) to provide 5 residential units(Use Class C3) and commercial floorspace (Use Class E), space for a private healthcare use (Use Class E(e)). three storey and four storey rear extensions, replacement of windows, external alterations, landscaping, cycle and refuse storage, rooftop plant and associated ancillary works.' changes include replacement of 1970's extension, location of proposed plant, removal and addition of windows on rear elevation, landscaping alterations.
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2026/1189/P Granted
Flat 2 47 Compayne Gardens London NW6 3DB
Variation of condition 2 (approved drawings) of planning permission 2023/3067/P dated 21/06/2024 for 'Extension of existing basement and creation of terrace with bi fold doors and garden access stairs above, new lightwell to the side with metal grille cover, proposed side windows and landscaping to the side and rear' changes include changing location of the lightwell from side to front (Retrospective)