88 Gosport Road, Walthamstow, London, E17 7LZ

1. 13 May 2026

   Received by Waltham Forest

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

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

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

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.

• 79 Gosport Road, Walthamstow, London, E17 7LX

  260422 Submitted 17 Feb 2026 50 yards away

  Decision due ~14 Apr

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

  Status unknown Lawful development Extension Loft or dormer

• 129 Gosport Road, Walthamstow, London, E17 7LX

  223513 Submitted 14 Dec 2022 50 yards away

  Construction of a outbuilding in rear garden.

  Granted Householder
  Small domestic

• 19 Brighton Avenue, Walthamstow, London, E17 7NE

  251993 Submitted 13 Aug 2025 50 yards away

  Construction of a dormer roof extension together with installation of two rooflights (Amended description).

  Granted Full applications Extension Loft or dormer

• 67 Ringwood Road, Walthamstow, London, E17 8PW

  252337 Submitted 3 Oct 2025 150 yards away

  Construction of a single storey rear infill extension at ground floor level alongwith installation of Oriel window to rear elevation at ground floor level and replacement window at first floor side elevation.

  Granted Householder Extension Windows or glazing
  Small domestic

• 71 Ringwood Road

  252933 Submitted 10 Dec 2025 150 yards away

  Reversion of existing flats (Use Class C3) to a single dwellinghouse (Use Class C3).

  Granted Full applications New dwelling
  Domestic

• 21 Tennyson Road, Walthamstow, London, E17 8PR

  252734 Submitted 20 Nov 2025 150 yards away

  Decision due ~15 Jan

  Construction of a single storey rear wraparound extension.

  Status unknown Householder Extension
  Small domestic

• 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.

  Received 1 Jul, published by the council 25 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.

  Received 1 Jul, published by the council 25 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.

  Received 30 Jun, published by the council 25 Jul 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.

  Received 30 Jun, published by the council 25 Jul 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.

  Received 29 Jun, published by the council 25 Jul 2026 Lawful development