18 Morrison Avenue, Tottenham, London, N17 6TU

1. 22 Oct 2025

   Received by Haringey

2. 4 Nov 2025

   Decision issued: Permitted Development

3. 10 Aug 2026

   Added to PlanIndex

Haringey granted permission on 4 November 2025, 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.

• 36 Morrison Avenue, Tottenham, London, N17 6TU

  HGY/2026/1569 Submitted 3 Jun 2026 50 yards away

  Replacement of existing timber single-glazed windows with new UPVC double-glazed windows.

  Granted Householder Windows or glazing 8 docs
  Domestic

• 47, Napier Road, London, N17 6YG

  HGY/2021/1493 Submitted 10 May 2021 50 yards away

  Erection of a rear dormer and rear roof extension including installation of front velux window.

  Granted Full applications Extension Loft or dormer +1 11 docs

• 8, Morrison Avenue, London, N17 6TU

  HGY/2021/1650 Submitted 10 Jun 2021 50 yards away

  Certificate of lawfulness for proposed development of 2 x single storey rear extensions and a single storey outbuilding

  Granted Lawful development Extension 8 docs
  Small domestic

• 61, Napier Road, London, N17 6YG

  HGY/2022/2586 Submitted 6 Jul 2022 50 yards away

  The erection of a single storey side return infill extension, the erection of rear dormer extensions to the main rear roof slope and to the outrigger roof, and the erection of bike and bin storage in the front garden.

  Granted Householder Extension Loft or dormer 9 docs
  Small domestic

• 57, Morrison Avenue, London, N17 6TU

  HGY/2019/3042 Submitted 5 Nov 2019 50 yards away

  Certificate of lawfulness for the proposed erection of a rear dormer to main roof and part-extension above two-storey rear out-rigger.

  Granted Lawful development Extension Loft or dormer 14 docs

• 57, Morrison Avenue, London, N17 6TU

  HGY/2019/3122 Submitted 5 Nov 2019 50 yards away

  Erection of single storey rear infill extension.

  Granted Full applications Extension 13 docs
  Small domestic

• HGY/2026/2285 Granted

  13 Woollaston Road, Hornsey, London, N4 1SD

  Certificate of Lawfulness (proposed) for loft conversion with rear dormer extension.

  Received 14 Aug, published by the council 22 Aug 2026 Lawful development
• HGY/2026/2357 Granted

  40 Falmer Road, Tottenham, London, N15 5BA

  Lawful development Certification for proposed erection of rear roof extension and insertion of front rooflight

  Received 21 Aug, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2692 Granted

  125 High Cross Road, Tottenham, London, N17 9NR

  Lawful development: Proposed use for change of use within Class E to a Nail shop (Class E(c)(iii))

  Received 29 Sep, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2637 Granted

  30 Gloucester Road, Tottenham, London, N17 6DH

  Lawful development: Proposed use. Loft conversion including 2x roof lights and L-shaped box dormer to the rear roof slopes with materials to match existing materials on main roof

  Received 21 Sep, published by the council 4 Oct 2026 Lawful development
• HGY/2026/2420 Granted

  50 St Loys Road, Tottenham, London, N17 6UD

  Certificate of Lawfulness: Proposed erection of an L-shaped rear dormer including the insertion of 2nos. front rooflights.

  Received 28 Aug, published by the council 7 Sep 2026 Lawful development