403-405 Twickenham Road, Isleworth, TW7 7ES

1. 28 Jul 2026

   Received by Hounslow

2. 3 Aug 2026

   Added to PlanIndex

3. 2 Sep 2026

   Status changed to REGISTERED: Under Assessment

   Previously REGISTERED: Under Consultation.

4. Decision

   Awaiting decision

   Decision expected by 22 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Hounslow took a median of 56 days over the applications it decided in the last year.

This application is with Hounslow for determination, against a statutory target of eight weeks. Over the last year Hounslow decided condition discharge and variation applications in a median of 56 days. More in our guide to how long planning decisions take.

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

• 403-405 Twickenham Road,Isleworth,Hounslow,TW7 7ES

  P/2024/3244 Submitted 27 Sep 2024 0m away

  Details of Condition 4 (Waste water) submitted pursuant to planning permission 01137/403-405/P34 (P/2023/1181) dated 05/09/2023 for Demolition of car wash and jet wash machine and the creation of charging zone, erection of EV chargers, erection of canopy, two jet wash bays, sub-station enclosure and associated forecourt works.

  Refused Conditions Demolition 4 docs

• 401 Twickenham Road, Isleworth, TW7 7ES

  P/2026/1461 Submitted 14 May 2026 21m away

  Installation of solar panels to the roof of the outbuilding and to the rear roof elevation of the main house.

  Granted Householder 12 docs
  Small domestic

• 401 Twickenham Road, Isleworth, TW7 7ES

  P/2026/0199 Submitted 21 Jan 2026 21m away

  Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front windows and a front porch extension to the house. Erection of a detached single storey outbuilding to the rear.

  Granted Lawful development Extension Loft or dormer +1 12 docs
  Small domestic

• Telephone Box Outside 260 Twickenham Road, Isleworth

  P/2026/0837 Submitted 12 Mar 2026 43m away

  Installation of a double sided internally illuminated digital display on the proposed communications hub

  Refused Advertising 13 docs

• Telephone Box Outside 260 Twickenham Road, Isleworth

  P/2026/0919 Submitted 12 Mar 2026 43m away

  Installation of a double sided digital communications hub

  Refused Full applications 12 docs

• 395 Twickenham Road, Isleworth, TW7 7ES

  P/2025/2909 Submitted 29 Sep 2025 46m away

  66% historically approved · decision due ~7 Jan

  Demolition of existing building and erection of two storey residential building comprising of seven self contained flats with associated car parking, landscaping, refuse and recycling.

  Awaiting decision Full applications New dwelling Demolition 25 docs

• P/2026/2599 Awaiting decision

  322 High Street, Brentford, TW8 0JS

  Variation of conditions 2 and 3 (hours of opening) to allow 24h in store and deliveries operations of Planning Permission 0607/B/P22 (P/2022/0756) approved 28/04/2022 by Planning Appeal APP/F5540/W/22/3303770 for the variation of condition 3 (hours of opening) of permission 00607/B/P16 approved 16/08/2012 for the variation of condition 1 (hours of opening) of permission 00607/B/P13 approved 08/02/2005 for the variation of condition 5 (opening and closing hours) of planning permission 00607/B/P11 approved 19/09/1996

  14 Sep 2026 Conditions
• P/2026/2583 Awaiting decision

  58B Wellesley Road, Chiswick, London, W4 4AD

  Details of Condition 3 (samples of the materials) submitted pursuant to permission P/2018/3008 dated 21/05/2019 for Roof extension and associated alterations

  10 Sep 2026 Conditions
• P/2026/2574 Awaiting decision

  17-18 Guernsey Close, Hounslow, TW5 0PQ

  Details of Condition 4 (Hard & Soft landscaping) submitted pursuant to permission P/2026/0243 dated 21/07/2026 for Conversion of existing single family House to 2 residential houses with associated private amenity space, car parking, cycle and refuse storage

  10 Sep 2026 Conditions
• P/2026/2578 Awaiting decision

  Dukes Meadows,Dan Mason Drive,The Promenade, Riverside Drive,London,Promenade Approach Road,W4 2SH

  Details of conditions 3 (constructions Logistics Plan (CLP) and 19 (Flood defence Condition Survey) submitted pursuant to planning permission 00503/B/S2 dated 09/07/2021 for the variation of conditions 2 (Approved plans), 14 & 15 (Proposed road improvements & pedestrian paths) & 17 (Travel plan) to allow for changes to height/design of consented football pavilion, re-location of approved football AGP, replacement of one approved football AGP with a hockey AGP, creation of two new netball courts, alterations to football pavilion car park and to hockey car park, to accommodate a 12m coach with increase in car parking spaces from 71 to 78, minor changes to roadway/footpath improvement timescales, & change from Travel Plan being required pre-commencement to pre-occupation of Parcels A, C and D, of planning permission 00503/B/S1 dated 18/04/18 for partial redevelopment of Dukes Meadows playing fields & site of Thames Tradesmen's Clubhouse within wider Dukes Meadows involving: demo of vari... read more

  10 Sep 2026 Conditions
• P/2026/1341 Granted

  Land At Prince Regent Road, Hounslow, TW3 1NE

  Variation of condition 2 (approved plans) to allow the change of layouts to all floors of planning permission 00896/B/P1 approved 22/02/2019 for the erection of a six storey building comprising nine flats (two one-bedroom, four two-bedroom and three three-bedroom) and associated car parking, cycle parking and refuse storage.

  5 May 2026 Conditions