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Planning application

8 Greenway Avenue, Walthamstow, London, E17 3QN

Status unknown Waltham Forest 260137 Certificate of Lawful Development - Proposed

Works: Extension Loft or dormer Windows or glazing Small domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof (with French doors and safety railings), together with installation of three roof lights to front roof slope. Construction of a single storey rear extension.

As published by the council, reference 260137

Application record

Reference
260137
Type
Certificate of Lawful Development - Proposed
Received
19 Jan 2026
Ward
Upper Walthamstow
Postcode
E17 3QN

Timeline

Dates from the published record

  1. 19 Jan 2026

    Received by Waltham Forest

  2. 10 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 16 March 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

Checking the current position

The published feed does not show a live status for this application; the register on Waltham Forest's own portal holds the authoritative version.

About lawful development applications

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 34 Greenway Avenue, Walthamstow, London, E17 3QN

    261277 Submitted 22 May 2026 0m away

    Decision due ~17 Jul

    Construction of a first floor side extension including changes to main roof. Installation of two roof-lights to the existing rear extension and alterations to the fenestration involving replacement windows and doors to the rear extension and new window to the side elevation.

    Status unknown Householder Extension Loft or dormer +1
    Domestic
  • 209 Wood Street, Walthamstow, London, E17 3NU

    261328 Submitted 1 Jun 2026 49m away

    Decision due ~27 Jul

    Planning application to retain use of the property as a gym (Class E(d)) including retention of an enclosure to the existing first floor front balcony with a retractable roof/canopy structure, single storey side extensions at ground floor level and rear first floor extension.

    Status unknown Full applications Extension
    Small domestic
  • 5 Dean Gardens, Walthamstow, London, E17 3QP

    253035 Submitted 23 Dec 2025 77m away

    Decision due ~17 Feb

    Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof together with installation of three roof-lights to front roof.

    Status unknown Lawful development Extension Loft or dormer
  • 79 Greenway Avenue, Walthamstow, London, E17 3QJ

    260283 Submitted 3 Feb 2026 84m away

    Decision due ~31 Mar

    Lawful development certificate (Proposed) - for the construction of a single storey rear extension.

    Status unknown Lawful development Extension
    Small domestic
  • 245a Wood Street, Walthamstow, London, E17 3NT

    252147 Submitted 8 Sep 2025 143m away

    Decision due ~3 Nov

    Continuation of use of ground floor unit as a mixed use day nursery (Class E(f)) and community hall (Class F2).

    Status unknown Full applications
  • Apollo House, 242 - 246 Wood Street, Walthamstow, London, E17 3NA

    252709 Submitted 18 Nov 2025 147m away

    Submission of details pursuant to condition 5 (Condition Survey), condition 7 (Materials), condition 9 (Postal number & letter box) and condition 11 (Water reduction) attached to planning permission reference 241195, granted 20/08/2025. [amended description]

    Granted Conditions

In Waltham Forest

  • 261617 Status unknown

    9 Fulready Road, Leyton, London, E10 6DT

    Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two storey outrigger, with installation of three roof lights to front roof slope.

    1 Jul 2026 Lawful development
  • 261619 Status unknown

    89 Marmion Avenue, Chingford, London, E4 8EJ

    Lawful Development Certificate (Proposed) – Construction of a single storey rear extension.

    1 Jul 2026 Lawful development
  • 261609 Status unknown

    30 Warboys Crescent, Chingford, London, E4 9HR

    Lawful Development Certificate (Proposed) – Construction of a single storey rear extension.

    30 Jun 2026 Lawful development
  • 261614 Status unknown

    1 Sopwith Avenue, E17 6TD

    Lawful Development Certificate (Proposed) - temporary removal of facade elements to allow access to the internal cavities, where insulation and cavity barriers (fire-stopping components within the wall build-up) will be replaced. Once complete, all facade materials will be reinstated, with any damaged items replaced to match the existing finish.

    30 Jun 2026 Lawful development
  • 261607 Status unknown

    26A Hervey Park Road, Walthamstow, London, E17 6LJ

    Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, together with installation of two roof lights to front roof slope.

    29 Jun 2026 Lawful development