Planning application
St Magnus House 3 Lower Thames Street London EC3R 6HD
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
Application under S96a of the Town and Country Planning Act 1990 (as amended) to allow for variation of Condition 42 (Approved Drawings) of planning permission ref.24/01349/FULL dated 13th March 2025 to allow for the following amendments: (i) revised arrangement of mullions at ground floor level (ii) additional area of planting to the first-floor terrace (iii) relocation of parking for Building Maintenance Unit cradle on level 07 (iv) provision of a new access ladder between level 09 and roof level with modifications to safety railing (v) Increase in height associated with the plant on level 07 (vi) installation of terrazzo style wall treatment and installation of coffers to soffits located within the first-floor underpass. (vii) relocation of ground floor door on west elevation within artwork.
As published by the council, reference 25/00888/NMA
Application record
- Reference
- 25/00888/NMA
- Type
- Non-material Amendments
- Status
- Decided
- Decision
- Approved
- Received
- 9 Jul 2025
- Validated
- 9 Jul 2025
- Decided
- 28 Jan 2026
- Ward
- Bridge And Bridge Without
- Decision by
- Delegated Decision
- Postcode
- EC3R 6HD
Site history
Applications at this address on the City of London register
This site has had 19 applications since 2025: 13 approved, 0 refused.
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26/01198/MDC Awaiting decision
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of Lighting Strategy and Technical Lighting Design pursuant to Condition 8 & 9 of planning permission 24/01349/FULL dated 13.03.2025.
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26/00366/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Waste Management Plan pursuant to Condition 34 of 24/01349/FULL dated 13.03.2025.
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26/00369/MDC Withdrawn
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Fume Extract Details pursuant to Condition 18 of Planning permission dated 13.03.2025 amended by planning permission 25/00888/NMA dated 28.01.2026.
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26/00364/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details Travel Plan pursuant to condition 25 of Planning permission 24/01349/FULL dated 13.03.2025 as amended by planning permission 25/00888/NMA dated 28.01.2026.
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26/00363/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details design document including solar panels and green roof pursuant to condition 3 (f) of Planning permission 24/01349/FULL dated 13.03.2025.
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26/00368/MDC Awaiting decision
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Blue Badge Parking Arrangement details pursuant to condition 31 of Planning permission 24/01349/FULL 13.03.2025.
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26/00365/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details Servicing Management Plan pursuant to condition 29 of Planning permission 24/01349/FULL dated 13.03.2025 as amended by planning permission 25/00888/NMA dated 28.01.2026.
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26/00306/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of Management & Maintenance Plan & Details of Proposed Publicly Accessible Platform Lift pursuant to Condition 32 of Planning permission 24/01349/FULL dated 13.03.2025.
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26/00105/MDC Awaiting decision
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Public Realm Management plan and landscaping maintenance and management plan pursuant to condition 6 and 7 of planning application 24/01349/FULL dated 13.03.2025.
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26/00036/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of the proposed colour to be used on external stairwells and lift pursuant to condition 3 (part D) of planning permission 24/01349/FULL dated 13/03/2025.
Timeline
Dates from the published record
-
9 Jul 2025
Received by City of London
-
28 Jan 2026
Decision issued: Approved
-
7 Sep 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
3 later applications on the register refer to this one:
-
26/00369/MDC Withdrawn
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Fume Extract Details pursuant to Condition 18 of Planning permission dated 13.03.2025 amended by planning permission 25/00888/NMA dated 28.01.2026.
-
26/00364/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details Travel Plan pursuant to condition 25 of Planning permission 24/01349/FULL dated 13.03.2025 as amended by planning permission 25/00888/NMA dated 28.01.2026.
-
26/00365/MDC Granted
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details Servicing Management Plan pursuant to condition 29 of Planning permission 24/01349/FULL dated 13.03.2025 as amended by planning permission 25/00888/NMA dated 28.01.2026.
Who's behind it
Company information only, from the register and Companies House
Agent on file, registered in London
184 applications on PlanIndex · across 16 councils · 89% granted
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See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
29 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.
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Open the documentsWhat this grant of permission means
City of London granted permission on 28 January 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
-
St Magnus House 3 Lower Thames Street London EC3R 6HD
100% historically approved · decision due ~20 Mar
Submission of details of Public Realm Management plan and landscaping maintenance and management plan pursuant to condition 6 and 7 of planning application 24/01349/FULL dated 13.03.2025.
Awaiting decision Conditions 5 docs -
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of Management & Maintenance Plan & Details of Proposed Publicly Accessible Platform Lift pursuant to Condition 32 of Planning permission 24/01349/FULL dated 13.03.2025.
Granted Conditions 5 docs -
St Magnus House 3 Lower Thames Street London EC3R 6HD
100% historically approved · decision due ~7 Jan
Submission of the remainder of the condition specified, following the approval of the Stage 2 Road Safety Audit pursuant to condition 23 of planning permission 24/01349/FULL dated 13/03/2025.
Awaiting decision Conditions 3 docs -
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of relating to signage and wayfinding within the development pursuant to condition 5 of planning permission 24/01349/FULL dated 13/03/2025.
Granted Conditions 5 docs -
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Waste Management Plan pursuant to Condition 34 of 24/01349/FULL dated 13.03.2025.
Granted Conditions 5 docs -
St Magnus House 3 Lower Thames Street London EC3R 6HD
Submission of details of Fume Extract Details pursuant to Condition 18 of Planning permission dated 13.03.2025 amended by planning permission 25/00888/NMA dated 28.01.2026.
Withdrawn Conditions 3 docs
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26/01150/NMA Awaiting decision
11-13 & 19 Throgmorton Avenue, 21 Austin Friars And 23 Great Winchester Street London EC2N 2HE
Application for a non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission reference 4931A (dated 21 April 1986) for the removal of condition 3 restricting the building over of the atrium void area other than by a glazed roof.
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26/01146/NMA Awaiting decision
115 - 123 Houndsditch London EC3A 7BU
Non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) for amendments to Condition 78 (Floorspace) and Condition 79 (Approved Plans) to accommodate design changes to the pedestrian and cycle entrances and associated envelope and layout changes, of planning permission dated 19.08.2025 (ref: 25/00276/FULEIA).
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26/01147/NMA Awaiting decision
11-13 & 19 Throgmorton Avenue, 21 Austin Friars And 23 Great Winchester Street London EC2N 2HE
Application for a non-material amendment under Section 96A of the Town and Country Planning Act 1990 (as amended) to planning permission reference 4931B (dated 16 April 1987) for the removal of the condition restricting the building over of the atrium void area other than by a glazed roof.