20 Lyne Crescent, Walthamstow, London, E17 5HZ

1. 3 Feb 2026

   Received by Waltham Forest

2. 10 Aug 2026

   Added to PlanIndex

Waltham Forest 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.

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.

• 84 Millfield Avenue, Walthamstow, London, E17 5HL

  220379 Submitted 9 Feb 2022 145m away

  Prior approval for the construction of a single storey rear extension which would extend 4.00m beyond the rear wall of the existing dwelling, a maximum height of 2.94m and an eaves height of 2.94m.

  Granted Prior approval Extension 3 docs
  Small domestic

• 84 Millfield Avenue, Walthamstow, London, E17 5HL

  220361 Submitted 8 Feb 2022 145m away

  Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, together with installation of three roof lights to front roof slope. Removal of chimney (amended description)

  Granted Lawful development Extension Loft or dormer 4 docs

• 62 Millfield Avenue, Walthamstow, London, E17 5HL

  191127 Submitted 2 Apr 2019 145m away

  Lawful Development Certificate (Proposed)-Construction of hip to gable side roof extension and rear dormer roof extension (with French doors and safety railings), together with installation of two roof lights to front roof.

  Granted Lawful development Extension Loft or dormer +1 2 docs

• 72 Millfield Avenue, Walthamstow, London, E17 5HL

  180389 Submitted 1 Feb 2018 145m away

  Variation of condition 2 of planning permission ref: 163611 dated 11/04/2017 to allow for the reduction of the eaves height and to amend the size of the fenestration.

  Granted Amendments Windows or glazing 6 docs

• 72 Millfield Avenue, Walthamstow, London, E17 5HL

  174604 Submitted 21 Dec 2017 145m away

  Non-material amendment to planning permission ref. 163611 dated11/04/17 to allow for resizing of windows.

  Refused Amendments Windows or glazing 10 docs

• 78 Millfield Avenue Walthamstow London E17 5HL

  060754 Submitted 7 Jul 2006 145m away

  Application for a certificate of lawfulness for a proposed development- Erection of a single storey rear extension as shown on drawing number KD/BR/06/M033 received on 7 July 2006.

  Granted Lawful development Extension 1 doc
  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.

  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