First Floor Flat 64 St Stephen's Avenue London W12 8JD

1. 17 Aug 2018

   Received by Hammersmith and Fulham

2. 17 Dec 2019

   Decision issued: Application Approved

3. 21 Sep 2026

   Added to PlanIndex

Hammersmith and Fulham granted permission on 17 December 2019, 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.

• 9 Thornfield Road London W12 8JP

  2019/00280/TREE Submitted 29 Jan 2019 50 yards away

  T1) Robina Frisia, fell and replace with a smaller species.

  Decided Trees 2 docs

• 59 St Stephen's Avenue London W12 8JA

  2019/00500/FUL Submitted 26 Feb 2019 50 yards away

  Erection of a rear roof extension involving an increase in the ridge height by 250mm; erection of a single storey rear extension at lower ground floor level; conversion from a house in multiple occupation into 1no. self-contained two bedroom flat, 2no. self-contained one bedroom flats and 1no. self-contained studio flat.

  Granted Full applications New dwelling Extension +1 39 docs
  Small domestic

• Flat A Basement, 61 St Stephen's Avenue, London, W12 8JA

  P/2026/01872/FUL Submitted 22 Jul 2026 50 yards away

  98% historically approved · decision due ~30 Sep

  Erection of a single storey rear extension following the demolition of existing single storey rear conservatory, to the rear of existing back addition; raising the height and elongation of the rear garden boundary wall adjoining neighbouring property at no.63; lowering of the rear garden floor level to form a new patio area; associated alterations and rear landscaping.

  Awaiting decision Full applications Extension Demolition 9 docs
  Small domestic

• 16-18 Thornfield Road, London, W12 8JG

  P/2026/00651/CLE Submitted 6 Mar 2026 50 yards away

  Continued use as 4no. self-contained residential flats, consisting of Flat B at first floor level, Flat C at ground and first floor level rear right, Flat D at basement floor level right and Flat E at basement level left.

  Refused Lawful development New dwelling 18 docs

• Flat A Basement 13 Thornfield Road London W12 8JP

  2018/04052/TPO Submitted 18 Dec 2018 50 yards away

  Pruning of a Silver Birch (T1), subject to Tree Preservation Order TPO/386/01/14a, by reducing the crown by 25% to suitable growth points, reducing overhanging branches over road by 2.5m to balance tree, and lift canopy by 1.5m moving lowest branches to main trunk collar.

  Granted Trees 7 docs

• Flat D Second Floor 51 St Stephen's Avenue London W12 8JB

  2018/02729/FUL Submitted 14 Aug 2018 50 yards away

  Installation of a new door and window to rear elevation at second floor level and erection of metal railings in connection with its use as a roof terrace; installation of a rooflight at second floor level in main roof to rear elevation.

  Granted Full applications Loft or dormer Windows or glazing 24 docs

• P/2026/01360/CLP Granted

  11 Kempson Road, London, SW6 4PX

  Erection of a single storey outbuilding in the rear garden.

  Received 22 May, published by the council 24 Jul 2026 Lawful development
• P/2026/01697/CLP Granted

  58 Prothero Road, London, SW6 7LZ

  Erection of a rear roof extension; erection of a rear extension at second floor level, over part of the existing back addition; and installation of 3no. rooflights in the front roof slope.

  Received 3 Jul, published by the council 24 Jul 2026 Lawful development
• P/2026/01511/CLE Granted

  97 Flat 5,Addison Gardens,London,Hammersmith And Fulham,W14 0DT

  Continued use of part of the flat roof of the existing back addition at second floor level as a roof terrace.

  Received 12 Jun, published by the council 24 Jul 2026 Lawful development
• P/2026/02241/CLP Awaiting decision

  33 Stephendale Road, London, SW6 2LT

  Erection of a rear extension at second floor level, on top of the existing back addition.

  Received 26 Aug, published by the council 4 Sep 2026 Lawful development
• P/2026/01635/CLP Granted

  13-15 Shepherd's Bush Green, London, W12 8PH

  Proposed use of part of the basement for ancillary bar/servery/reception/breakfast area in connection with existing C1 use at St Christopher's Inn.

  Received 26 Jun, published by the council 24 Jul 2026 Lawful development