Planning application
Seal House 1 Swan Lane London EC4R 3TN
Relates to 23/00039/NMA, 22/01226/NMA
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to vary Condition 20 (Noise from Plant) of planning permission dated 30.09.2021, ref: 18/01178/FULMAJ (as amended by non-material amendments: refs. 22/01226/NMA, 23/00039/NMA, and 23/00815/NMA), to accommodate deviation in background noise levels caused by operation and maintenance of life-safety generators on site.
As published by the council, reference 26/00582/NMA
Application record
- Reference
- 26/00582/NMA
- Type
- Non-material Amendments
- Status
- Decided
- Decision
- Approved
- Received
- 22 Apr 2026
- Validated
- 22 Apr 2026
- Decided
- 22 May 2026
- Ward
- Bridge And Bridge Without
- Decision by
- Delegated
- Postcode
- EC4R 3TN
Site history
Applications at this address on the City of London register
This site has had 10 applications since 2022: 9 approved, 0 refused.
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26/01225/MDC Awaiting decision
Seal House 1 Swan Lane London EC4R 3TN
Submission of Construction Logistics Plan pursuant to discharge of Condition 10 of planning permission 18/01178/FULMAJ dated 30.09.2021.
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26/00400/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) for amendments to Condition 43 (Approved Drawings) and Condition 37 (Headroom clearance) of planning permission dated 30.09.2021, ref: 18/01178/FULMAJ (as amended by non-material amendments: refs. 22/01226/NMA, 23/00039/NMA, 23/00815/NMA, and 26/00582/NMA), to accommodate design changes to: (i) internal layouts, (ii) facade alterations, (iii) entrances and external building envelop, (iv) basement extents, and associated alterations.
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23/00102/PODC Granted
Seal House 1 Swan Lane London EC4R 3TN
Submission of details of utility connections, pursuant to Schedule 3, Paragraph 12.1 of the S106 Agreement signed 30.09.2021, case reference 18/01178/FULMAJ.
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23/00067/MDC Granted
Seal House 1 Swan Lane London EC4R 3TN
Submission of a Contamination Investigation and Risk Assessment pursuant to condition 9 (Contaminated Land) of planning permission 18/01178/FULMAJ (dated 30.09.2021).
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23/00039/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 18/01178/FULMAJ dated 30th September 2021 to vary the wording of condition 2 to a compliance condition which requires a Flood Risk Environmental Permit from the Environment Agency.
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22/01226/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 18/01178/FULMAJ dated 30th September 2021 to i) amend the description of development to reflect the latest Use Class Order and remove the floorspace figures; ii) add a condition listing the floorspace figures; and amend condition 43 (Approved Plans) to allow design changes including the reconfiguration of the cores, office entrance and cycle parking entrance; introduction of a mezzanine floor to the ground floor restaurant; lowering of the entrance to the ground floor restaurant and roof garden lobby to level of the river walkway; introduction of a cantilevered stair to the roof garden on the southwestern corner; omission of winter gardens; introduction of balconies on the southern and southeastern elevations; amendment to the use of the link building between the site and Fishmongers Hall from plant room to office space; and introduction of a sedum room on the link building; and associated works.
-
22/00955/PODC Granted
Seal House 1 Swan Lane London EC4R 3TN
Submission of the Local Training Skills and Job Brokerage Strategy (Demolition) pursuant to Schedule 3 Paragraph 4.1 of the Section 106 Agreement dated 30 September 2021 (Planning Application Reference 18/01178/FULMAJ).
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22/00954/PODC Granted
Seal House 1 Swan Lane London EC4R 3TN
Submission of the Local Procurement Strategy and the Local Training Skills and Job Brokerage Strategy (Construction) pursuant to Schedule 3 Paragraphs 3.1 and 4.5 of the Section 106 Agreement dated 30 September 2021 (Planning Application Reference 18/01178/FULMAJ).
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22/00741/MDC Granted
Seal House 1 Swan Lane London EC4R 3TN
Submission of Deconstruction Logistics Plan pursuant to condition 6 of planning permission 18/01178/FULMAJ dated 30th September 2021.
Timeline
Dates from the published record
-
22 Apr 2026
Received by City of London
-
22 May 2026
Decision issued: Approved
-
24 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
23/00039/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 18/01178/FULMAJ dated 30th September 2021 to vary the wording of condition 2 to a compliance condition which requires a Flood Risk Environmental Permit from the Environment Agency.
-
22/01226/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 18/01178/FULMAJ dated 30th September 2021 to i) amend the description of development to reflect the latest Use Class Order and remove the floorspace figures; ii) add a condition listing the floorspace figures; and amend condition 43 (Approved Plans) to allow design changes including the reconfiguration of the cores, office entrance and cycle parking entrance; introduction of a mezzanine floor to the ground floor restaurant; lowering of the entrance to the ground floor restaurant and roof garden lobby to level of the river walkway; introduction of a cantilevered stair to the roof garden on the southwestern corner; omission of winter gardens; introduction of balconies on the southern and southeastern elevations; amendment to the use of the link building between the site and Fishmongers Hall from plant room to office space; and introduction of a sedum room on the link building; and associated works.
1 later application on the register refers to this one:
-
26/00400/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) for amendments to Condition 43 (Approved Drawings) and Condition 37 (Headroom clearance) of planning permission dated 30.09.2021, ref: 18/01178/FULMAJ (as amended by non-material amendments: refs. 22/01226/NMA, 23/00039/NMA, 23/00815/NMA, and 26/00582/NMA), to accommodate design changes to: (i) internal layouts, (ii) facade alterations, (iii) entrances and external building envelop, (iv) basement extents, and associated alterations.
Who's behind it
Company information only, from the register and Companies House
DP9 Ltd Agent
Active · incorporated 2004
2,250 applications on PlanIndex · across 36 councils · 98% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordMiddlecap Seal House Ltd Applicant, registered in London
Active · incorporated 2018 · London
2 applications on PlanIndex
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
5 documents on file for this application
- OFFICER'S REPORT
- DECISION
- APPLICATIONFORMREDACTED
- NMA PLANT NOISE COVERING LETTER
- DESIGN NOTE - LIFE SAFETY GENERATOR 01 (003)
Trade members open them from here.
Open the documentsWhat this grant of permission means
City of London granted permission on 22 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 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 500 metres
-
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 18/01178/FULMAJ dated 30th September 2021 to i) amend the description of development to reflect the latest Use Class Order and remove the floorspace figures; ii) add a condition listing the floorspace figures; and amend condition 43 (Approved Plans) to allow design changes including the reconfiguration of the cores, office entrance and cycle parking entrance; introduction of a mezzanine floor to the ground floor restaurant; lowering of the entrance to the ground floor restaurant and roof garden lobby to level of the river walkway; introduction of a cantilevered stair to the roof garden on the southwestern corner; omission of winter gardens; introduction of balconies on the southern and southeastern elevations; amendment to the use of the link building between the site and Fishmongers Hall from plant room to office space; and introduction of a sedum room on the link building; and associated works.
Granted Amendments 14 docs -
Seal House 1 Swan Lane London EC4R 3TN
Submission of a Contamination Investigation and Risk Assessment pursuant to condition 9 (Contaminated Land) of planning permission 18/01178/FULMAJ (dated 30.09.2021).
Granted Conditions 9 docs -
Seal House 1 Swan Lane London EC4R 3TN
Submission of details of utility connections, pursuant to Schedule 3, Paragraph 12.1 of the S106 Agreement signed 30.09.2021, case reference 18/01178/FULMAJ.
Granted 4 docs -
Various Locations In The City of London: Land At London Bridge, Cannon Street Railway Bridge, Southwark Bridge, Millennium Bridge And Blackfriars Road Bridge
Development involving Installation of one non-illuminated brass plaque cast in silicon bronze (45cm x 20cm) and change of use of part of a bridge structure to use for the display of the plaque in each of various locations adjacent to each bridge including London Bridge, Cannon Street Railway Bridge, Southwark Bridge, Millennium Bridge and Blackfriars Road Bridge.
Granted Advertising 17 docs -
Seal House 1 Swan Lane London EC4R 3TN
Submission of the Local Training Skills and Job Brokerage Strategy (Demolition) pursuant to Schedule 3 Paragraph 4.1 of the Section 106 Agreement dated 30 September 2021 (Planning Application Reference 18/01178/FULMAJ).
Granted Demolition 5 docs -
Seal House 1 Swan Lane London EC4R 3TN
Submission of the Local Procurement Strategy and the Local Training Skills and Job Brokerage Strategy (Construction) pursuant to Schedule 3 Paragraphs 3.1 and 4.5 of the Section 106 Agreement dated 30 September 2021 (Planning Application Reference 18/01178/FULMAJ).
Granted 6 docs
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26/00851/NMA Granted
Aldgate Underground Station Aldgate High Street London EC3N 1AH
Non-material amendments under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 25/00703/FULL dated 4 September 2025 to: (i) reconfigure the layout of rooftop plant, (ii) install a new service riser at roof level.
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26/00400/NMA Granted
Seal House 1 Swan Lane London EC4R 3TN
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) for amendments to Condition 43 (Approved Drawings) and Condition 37 (Headroom clearance) of planning permission dated 30.09.2021, ref: 18/01178/FULMAJ (as amended by non-material amendments: refs. 22/01226/NMA, 23/00039/NMA, 23/00815/NMA, and 26/00582/NMA), to accommodate design changes to: (i) internal layouts, (ii) facade alterations, (iii) entrances and external building envelop, (iv) basement extents, and associated alterations.
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26/00949/NMA Granted
1 - 3 St Paul's Churchyard London EC4M 8AP
Non-Material Amendment to planning permission ref.25/01124/FULL for amendments to Condition 22 (Approved Documents) to accommodate design changes NAMELY for (i) amendments to fifth floor balustrade, windows and mullions (ii) amendments to sixth floor louvres, doors and cladding and, (iii) amendments to ground floor facade.
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26/01125/NMA Granted
Offices 1 Fleet Place London EC4M 7RA
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission 25/00606/FULL dated 05 November 2025 to: amend the consented terracing orientation at level 09.
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26/01230/NMA Awaiting decision
Allianz House 60 Gracechurch Street London EC3V 0HR
Non material amendment under section 96A of the Town and Country Planning Act 1990 (as amended) for amendments to Condition 35 (Design), Condition 49 (Accessible Car Parking Space), Condition 50 (Cycle Parking and Facilities), Condition 59 (Floor Areas) and Condition 61 (Approved Plans) of planning permission dated 15.05.2025 (ref: 24/00743/FULEIA as amended).