12 Penn Street, London, N1 5DJ Data via plota.co.uk

2025/2830 - Non-Material Amendment Assessment

Proposal

Non Material Amendments to planning permission dated 12 September 2023, to include the following changes to Blocks C and E; Removal of tenant access to 6th floor roofs and replacement by biodiverse roofs; Removal of stair overrun at Block C and reduced height of plant louvres at Block E; Changes to fenestration at ground and first floor level, including additional louvres, fire doors and new external doors to the cycle stores; Internal layout changes to include removal of internal access to cycle stores; Relocation of bird and bat bricks/boxes. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
19 Dec 2025
✓
Validated
5 Aug 2026
Decision
Expected by 2 Sept 2026

Under consideration

No decision has been issued yet. A decision is expected by 2 Sept 2026.

Documents 37

Plans & drawings 35

PDF Block-C-Ground-Floor-General-Arrangement-Plan Drawing · 5 Aug 2026 View ↗ PDF Block-C-North-Elevation Drawing · 5 Aug 2026 View ↗ PDF Block-C-East-and-South-Elevations Drawing · 5 Aug 2026 View ↗ PDF Block-E-Ground-Floor-General-Arrangement-Plan Drawing · 5 Aug 2026 View ↗ PDF Block-E-Second-Floor-General-Arrangement-Plan Drawing · 5 Aug 2026 View ↗ PDF Block-E-Upper-Roof-General-Arrangement-Plan Drawing · 5 Aug 2026 View ↗ PDF Block-E-North-Elevation Drawing · 5 Aug 2026 View ↗ PDF Block-E-East-Elevation Drawing · 5 Aug 2026 View ↗ PDF Urban-Greening-Factor Drawing · 18 Mar 2026 View ↗ PDF Playful-Landscape-Areas-Reference-Plan-Block-C-E Drawing · 18 Mar 2026 View ↗ PDF Block-C-Ground-Floor-General-Arrangement-Plan Drawing · 18 Mar 2026 View ↗ PDF Block-C-North-Elevation Drawing · 18 Mar 2026 View ↗ PDF Block-E-Ground-Floor-General-Arrangement-Plan Drawing · 18 Mar 2026 View ↗ PDF Block-E-Upper-Roof-General-Arrangement-Plan Drawing · 18 Mar 2026 View ↗ PDF Block-E-North-Elevation Drawing · 18 Mar 2026 View ↗ PDF Block-E-South-Elevation Drawing · 18 Mar 2026 View ↗ PDF COL-LAW-BE-XX-DR-A-067021-Block E_South Elevation.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BE-XX-DR-A-067020-Block E_North Elevation.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BE-06-DR-A-067006-Block E Sixth Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BE-01-DR-A-067001-Block E First Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BE-00-DR-A-067000-Block E Ground Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067022-GA Sections.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067021-GA Sections.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067020-GA Sections.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067012-Block C_West and South Courtyard Elevations.pdf Drawing · 22 Dec 2025 View ↗ PDF Elevation (Side) - Proposed_included_in_Elevation (Rear) - Proposed.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067011-Block C_East and South Elevations.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-XX-DR-A-067010-Block C_North Elevation.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BC-RF-DR-A-067007-Block C Top Roof General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BC-06-DR-A-067006-Block C Sixth Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BC-05-DR-A-067005-Block C Fifth Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BC-04-DR-A-067004-Block C Fourth Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BC-00-DR-A-067000-Block C Ground Floor General Arrangement Plan.pdf Plans · 22 Dec 2025 View ↗ PDF COL-LAW-BE-XX-DR-A-067025-Block E_West Courtyard.pdf Drawing · 22 Dec 2025 View ↗ PDF COL-LAW-BE-XX-DR-A-067023-Block E_South West Elevation.pdf Drawing · 22 Dec 2025 View ↗

All documents on the council site ↗

Associated applications 6

Site constraints 6

Article 4 direction
Whole of the London Borough of Hackney. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Hackney AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Opportunity area
Where the London Plan expects significant growth.
Boundaries are indicative and the borough holds the detailed plan.
Also on the record
Inside the Hackney built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square; Conservation area about 97 m away: Regent's Canal - Kingsland CAAC.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

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, 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 £875,000 in March 2020. Other property, leasehold.

9 March 2020£875,000Recorded as a transfer outside a standard sale

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area58 m² (624 sq ft)
Energy ratingE (53 out of 100), could reach C
PropertySemi-detached flat, 3 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in March 2015, 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
Hackney
Application type
Non-Material Amendment
Postcode
N1 5DJ
Received
19 Dec 2025
Validated
5 Aug 2026
Ward
Hoxton East and Shoreditch Ward
Case officer
Show
Target decision
2 Sept 2026
Decision level
Delegated
Applicant
Show
Agent
Lawray Architects

Consultation & key dates

Statutory expiry
2 Sept 2026
Hackney
Planning Authority Score
2.4/10
Poor
#256 of 296 councils
Relevant to this application:
Householder decisions

Hackney is slower than most councils at deciding householder applications, ranking #220 out of 296. Hackney is also one of the strictest councils - it refuses more householder applications than almost any other, with only 84% approved vs 90% nationally.

One of the strictest councils
only 84% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hackney decision statistics
Based on MHCLG data, the year to March 2026
82%
Overall approval rate
Below avg (87%) #248 of 296
84%
Householder approved
Below avg (90%) #257 of 296
53%
Decided in 8 weeks
Below avg (63%) #220 of 296
46%
Extended time limit
Above avg (41%) #201 of 296
75%
Minor dwellings approved
204 decided (1-9 homes)
100%
Major dwellings approved
4 decided (10+ homes)
50%
Change of use approved
2 decided
1,323
Total decisions
241 refused in the year to March 2026

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.