16 Lausanne Road, Hornsey, London, N8 0HN

1. 15 Sep 2025

   Received by Haringey

2. 27 Nov 2025

   Decision issued: Approve

3. 10 Aug 2026

   Added to PlanIndex

Haringey granted permission on 27 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.

• 26 Lausanne Road, Hornsey, London, N8 0HN

  HGY/2025/3089 Submitted 11 Nov 2025 50 yards away

  Lawful development: proposed use for a the erection of single storey extension which extends beyond the rear wall of the original house by 5.5m (Prior approval not required under HGY/2025/2680)

  Granted Lawful development Extension 5 docs
  Small domestic

• 26 Lausanne Road, Hornsey, London, N8 0HN

  HGY/2025/2680 Submitted 2 Oct 2025 50 yards away

  Erection of single storey extension which extends beyond the rear wall of the original house by 5.5m for which the maximum height would be 3.3m and for which the height of the eaves would be 3m.

  Decided Prior approval Extension 11 docs
  Small domestic

• Ground Floor Flat, 10, Lausanne Road, London, N8 0HN

  HGY/2021/1690 Submitted 1 Jun 2021 50 yards away

  Outbuilding to the rear of the garden

  Granted Full applications 5 docs

• 9 Frobisher Road, Hornsey, London, N8 0QT

  HGY/2025/3584 Submitted 24 Dec 2025 50 yards away

  Erection of single storey outbuilding at the rear of the garden

  Granted Householder 18 docs
  Small domestic

• Flat 1, 54, Hampden Road, London, N8 0HT

  HGY/2021/1927 Submitted 21 Jun 2021 100 yards away

  Erection of single storey side and rear extension to existing one bedroom ground floor flat.

  Granted Full applications Extension 19 docs
  Small domestic

• 70, Hampden Road, London, N8 0HT

  HGY/2021/2138 Submitted 5 Jul 2021 100 yards away

  Retention of single storey rear extension, rear staircase and roof terrace above single storey rear extension, with associated safety railings.

  Refused Full applications Extension 14 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