22, Powder Mill Lane, Twickenham, TW2 6ED

1. 18 May 2026

   Received by Richmond upon Thames

2. 20 May 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

4. 30 Jul 2026

   Status changed to Recommendation under review

   Previously Registered.

5. 5 Aug 2026

   Decision issued: Granted Permission

Richmond upon Thames granted permission on 5 August 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 16 Powder Mill Lane Twickenham Richmond Upon Thames TW2 6ED

  04/2718/HOT Submitted 23 Aug 2004 50 yards away

  Proposed demolition of existing conservatory and the erection of a single storey rear extension.

  Granted Householder Extension Demolition 5 docs
  Small domestic

• 30 Powder Mill Lane Twickenham TW2 6ED

  19/3179/PDE Submitted 21 Oct 2019 50 yards away

  Single-storey rear extension (3m depth, 3m eaves height, 3.166m maximum height), where the enlarged part will be joined to an existing enlargement (6m depth, 3m eaves height, 3.166m maximum height).

  Decided Prior approval Extension 10 docs
  Small domestic

• 30 Powder Mill Lane Twickenham TW2 6ED

  19/3412/HOT Submitted 8 Nov 2019 50 yards away

  Demolition part of the existing rear ground floor extension. Construction of a new full width rear extension, with folding/sliding doors and part flat/part sloping roof with rooflights. First floor rear extension set back 2m from the boundary line. Opening of 1 No. new window on front wall and alterations to internal layout at ground floor and first floor level, including re-building of staircase.

  Withdrawn Householder Extension Loft or dormer +2 10 docs
  Domestic

• 4 Powder Mill Lane Twickenham Richmond Upon Thames TW2 6ED

  05/3137/PS192 Submitted 19 Oct 2005 50 yards away

  The Complete Removal Of An Existing Glass House Followed By The Construction Of The Proposed Loft Conversion With Rear Dormer.

  Granted Prior approval Loft or dormer 9 docs

• 111 Hospital Bridge Road Twickenham TW2 6LD

  23/0650/PS192 Submitted 13 Mar 2023 50 yards away

  PROPOSED LOFT CONVERSION WITH GABLE END, REAR DORMER AND FRONT VELUX WINDOWS

  Granted Prior approval Loft or dormer Windows or glazing 9 docs

• 33 Powder Mill Lane Twickenham Richmond Upon Thames TW2 6EF

  05/2964/HOT Submitted 5 Oct 2005 50 yards away

  Demolition Of Existing Garage And Storage Area; Erection Of New Garage Extension And Internal Alterations.

  Granted Householder Extension Demolition 9 docs
  Domestic

• PA26/2683 Granted

  3, Pauline Crescent, Twickenham, TW2 6JD

  Single storey rear extension

  Received 31 Jul, published by the council 13 Aug 2026 Prior approval
• PA26/3420 Awaiting decision

  129 Lower Mortlake Road Richmond TW9 2LP

  Conversion of existing loftspace into habitable rooms with dormers to rear over main house and offshot

  Received 8 Oct, published by the council 12 Oct 2026 Prior approval
• PA26/3160 Granted

  2A Station Road Hampton Wick Middlesex KT1 4HG

  Repair of the front dormer cheeks, involving the replacement of the existing hanging slates with traditional lead.

  Received 11 Sep, published by the council 24 Sep 2026 Prior approval
• PA26/3423 Awaiting decision

  95 Selkirk Road Twickenham TW2 6PT

  Construction of single storey rear extension, 4.3m in depth, 3m in height and 3m in height to eaves.

  Received 6 Oct, published by the council 12 Oct 2026 Prior approval
• PA26/3389 Awaiting decision

  39, Shacklegate Lane, Teddington, TW11 8SF

  The existing 4.55 m deep ground-floor rear extension is to be extended by 1.45 m. The existing pitched roof will also be extended, with the overall height remaining unchanged (6m overall depth, 2.41m eaves height, 3.78m overall height).

  Received 5 Oct, published by the council 6 Oct 2026 Prior approval