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Planning application

Flat B, 28 Sewdley Street, Hackney, London, E5 0AX

Granted Hackney 2025/2031 Full Planning Permission

Works: Extension Loft or dormer

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Mansard roof extension

As published by the council, reference 2025/2031

Application record

Reference
2025/2031
Type
Full Planning Permission
Status
Permitted
Decision
Granted As published: Grant
Received
15 Sep 2025
Ward
Kings Park Ward
Postcode
E5 0AX

Site history

Applications at this address on the Hackney register

This site has had 3 applications since 2025: 3 approved, 0 refused.

  • 2025/2569 Granted

    Flat B, 28 Sewdley Street, Hackney, London, E5 0AX

    Erection of Mansard roof extension and installation of rear roof terrace with associated glass balustrade

    Submitted 24 Nov 2025 Full applications
  • 2025/2249 Granted

    Flat B, 28 Sewdley Street, Hackney, London, E5 0AX

    Single storey rear extension

    Submitted 13 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 15 Sep 2025

    Received by Hackney

  2. 9 Aug 2026

    Added to PlanIndex

What this grant of permission means

Hackney granted permission, 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 full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 15 Sewdley Street, Hackney, London, E5 0AX

    2026/0649 Submitted 26 Mar 2026 50 yards away

    Amalgamation of two self-contained residential units to form a single dwellinghouse (Use Class C3), together with the erection of a single storey rear and side infill extension, a mansard roof extension, and the installation of associated rooflights and a roof lantern.

    Granted Full applications Extension Loft or dormer +1
    Small domestic
  • 15 Sewdley Street, Hackney, London, E5 0AX

    2026/1315 Submitted 18 Jun 2026 50 yards away

    Decision due ~13 Aug

    Submission of details pursuant to conditions 3 (Materials), 4 (Windows), 5 (SuDS), 6 (Flood Risk) and 7 (Bird Boxes/Swift Bricks/Bat Boxes) attached to planning permission ref 2026/0649 dated 03/06/2026.

    Status unknown Conditions Windows or glazing
  • Flat B, 28 Sewdley Street, Hackney, London, E5 0AX

    2025/2249 Submitted 13 Oct 2025 50 yards away

    Single storey rear extension

    Granted Full applications Extension
    Small domestic
  • 10 Sewdley Street, Hackney, London, E5 0AX

    2021/1187 Submitted 19 Apr 2021 50 yards away

    Proposed erection of a rear roof dormer extension, roof extension above the existing outrigger and insertion of three rooflights to front roofslope

    Granted Lawful development Extension Loft or dormer 21 docs
  • 10 Sewdley Street, Hackney, London, E5 0AX

    2021/1216 Submitted 19 Apr 2021 50 yards away

    Erection of a single storey ground floor side/rear extension; elevational alterations comprising enlargement of first floor rear window, replacement of windows with doors at ground floor side and insertion of a new first floor flank window

    Granted Householder Extension Windows or glazing 21 docs
    Small domestic
  • Flat B, 28 Sewdley Street, Hackney, London, E5 0AX

    2025/2569 Submitted 24 Nov 2025 50 yards away

    Erection of Mansard roof extension and installation of rear roof terrace with associated glass balustrade

    Granted Full applications Extension Loft or dormer

In Hackney

  • 2026/1385 Status unknown

    368 Mare Street, Hackney, London, E8 1HR

    Retrospective application for the installation of 1nr air conditioning condenser unit on flat roof to rear of property

    Received 24 Jun, published by the council 24 Jul 2026 Full applications
  • 2026/1368 Status unknown

    Flat 1, 59 Springdale Road, Hackney, London, N16 9NT

    Erection of single storey outbuilding in rear garden.

    Received 22 Jun, published by the council 24 Jul 2026 Full applications
  • 2026/1339 Status unknown

    The White Hart, WHITE HART, 69 Stoke Newington High Street, Hackney, London, N16 8EL

    Installation of a replacement free-standing multi-functional communication hub, comprising defibrillator, digital advertisement display and telephone

    Received 19 Jun, published by the council 24 Jul 2026 Full applications
  • 2026/1344 Status unknown

    Benthal Primary School, BENTHAL PRIMARY SCHOOL Benthal Road, Hackney, London, N16 7AU

    Removal of existing single-pane steel Crittall style windows. - Localised removal of textured asbestos ceiling portions. - Installation of a new set of replacement double-glazed aluminium window units with transoms/mullions to match existing. - Making good of internal/external areas affected by window replacement. - Localised repairs to key areas of structure. Infant School - Replacement of existing rooflight hinges/hardware and with new components. - Application of G-Value solar control film to rooflight glazing.

    Received 19 Jun, published by the council 24 Jul 2026 Full applications
  • 2026/1334 Status unknown

    OUTSIDE 141 Stamford Hill, Hackney, London, N16 5LG

    Installation of new communications kiosk with integrated advertising display and defibrillator to replace existing Kiosk, plus associated Telephone kiosk removal.

    Received 19 Jun, published by the council 24 Jul 2026 Full applications