Seal House 1 Swan Lane London EC4R 3TN Data via plota.co.uk
Proposal
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: (as amended by non-material amendments: refs. , , , 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. Data via plota.co.uk
Application progress
Approved on 11 Sept 2026 · Delegated Decision · Last checked 12 Sept 2026
Documents 59
Decision & officer reports 1
Statements & assessments 6
Plans & drawings 33
Application forms 2
Other documents 17
Associated applications 7
- AmendmentNon-material amendment under Section 96A of the Town and Country Planning Act 1990 (as…This application26/00400/NMA
Show 5 more · 5 approved
- Amendmentarchive
- Amendmentarchive
- Amendmentarchive
Site constraints 12
Show all 13 with distances
- 52 mFishmongers HallGrade II*
- 74 mRectory HouseGrade II
- 81 mRetaining Wall and Railings With Overthrows, Gate and Letter Boxes to Pountney ChurchyardGrade II
- 90 mThe Olde Wine ShadesGrade II
- 110 mVestry HouseGrade II
- 113 mPountney Hill HouseGrade II
- 114 mAdelaide HouseGrade II
- 125 m1 and 2, Laurence Pountney Hill Ec4Grade II*
- 128 m5, Laurence Pountney Lane Ec4Grade II
- 129 mRailings, Stone Wall and Gates to Former Churchyard of St Martin OrgarGrade II
- 136 m2, Suffolk Lane Ec4Grade II
- 140 m29, Martin Lane Ec4Grade II
- 148 mChurch of St Magnus the MartyrGrade I
Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 1
Last sold for £915,000 in July 2022. Other property, leasehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in December 2016, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate
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Important details
- Council
- City of London
- Application type
- Non-material Amendments
- Postcode
- EC4R 3TN
- Received
- 19 Mar 2026
- Validated
- 19 Mar 2026
- Ward
- Bridge And Bridge Without
- Case officer
- Show
- Target decision
- 16 Apr 2026
- Decision
- Approved
- Decision date
- 11 Sept 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- DP9
- Leaseholder
- Show
Public comments
No public comments yet.
Last counted 12 Sept 2026
Consultation & key dates
- Alt. reference
- PP-14785518
- Planning Portal ref
- PP-14785518
- Consultation
- 9 Apr 2026
- Comments by
- 30 Apr 2026
- Committee
- 11 Sept 2026
- Statutory expiry
- 16 Apr 2026
- Env. assessment
- No
Historical activity at this location
45 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
City of London is one of the fastest councils in England for householder decisions, ranking #1 out of 296. The council extends the time limit on 84% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are more likely to be approved here than most councils, with a 100% approval rate vs 90% nationally.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
Leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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Seal House 1 Swan Lane London EC4R 3TN
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Leaseholders, on paid plans
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Council archive
Seal House 1 Swan Lane London EC4R 3TN
Demolition of the existing building and construction of a basement, ground plus 11 storey building for office use (Class B1) (16,084sq.m GIA), retail use (Class A1/A3) at ground (314sq.m GIA), restaurant use (Class A3) at 11th floor level (708sq.m GIA), a publicly accessible terrace at 12th floor roof level (744sq.m) and public realm improvement works together with ancillary parking, servicing and plant and all necessary enabling works.
- Received
- 2 Nov 2018
- Decided
- 30 Sep 2021
- Outcome
- Approved
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…
- Received
- 19 Dec 2022
- Decided
- 12 Apr 2023
- Outcome
- Approved
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.
- Received
- 13 Jan 2023
- Decided
- 17 Jan 2023
- Outcome
- Approved
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) of planning permission dated 30.09.2021 (ref: 18/01178/FULMAJ) as amended by a non-material amendment dated 12.04.2023 (ref: 22/01226/NMA), to accommodate design changes to: (i) the basement slab, (ii) thinning of the North and East elevation structural columns, and (iii) minor realignment of piling line.
- Received
- 26 Jul 2023
- Decided
- 7 Sep 2023
- Outcome
- Approved