112 Sylvan Avenue, Wood Green, London, N22 5JB

1. 29 May 2026

   Received by Haringey

2. 26 Jun 2026

   Decision issued: Approve

3. 24 Jul 2026

   Added to PlanIndex

Haringey granted permission on 26 June 2026, 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.

• 123 Sylvan Avenue, London N22 5JB,

  HGY/2026/1251 Submitted 6 May 2026 50 yards away

  Hip to gable roof extension, insertion of two front rooflights, erection of rear dormer, erection of ground floor front extension and first floor front oriel window.

  Granted Householder Extension Loft or dormer +1 11 docs
  Domestic

• New River Leisure Centre, Wolves Lane, London, N22 5JB

  HGY/2026/2323 Submitted 18 Aug 2026 50 yards away

  82% historically approved · decision due ~13 Oct

  Installation of temporary Heras Fencing on the west side of New River Sports Recreation Centre

  Awaiting decision Full applications 7 docs

• 136 Woodside Road, Wood Green, London, N22 5HS

  HGY/2026/2066 Submitted 10 Aug 2026 50 yards away

  Application for Prior Approval for the proposed construction of a single‑storey rear extension with a depth of 6 metres.

  Decided Prior approval Extension 15 docs
  Small domestic

• 136 Woodside Road, Wood Green, London, N22 5HS

  HGY/2026/2056 Submitted 10 Aug 2026 50 yards away

  90% historically approved · decision due ~5 Oct

  Raise flank wall, rear dormer and front skylights

  Awaiting decision Lawful development Loft or dormer 16 docs

• 99 Woodside Road, Wood Green, London, N22 5HR

  HGY/2023/0346 Submitted 3 Feb 2023 100 yards away

  Erection of single storey wraparound rear extension.

  Granted Householder Extension 10 docs
  Small domestic

• 106, Arcadian Gardens, London, N22 5AD

  HGY/2021/2369 Submitted 16 Aug 2021 100 yards away

  Certificate of Lawfulness for change of use from C3 to use under Class C3(b) as a dwelling house by not more than four residents living together as a single household, where care is provided for residents (AMENDED DESCRIPTION).

  Granted Lawful development 13 docs
  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