56 Saxonbury Avenue Sunbury-on-Thames TW16 5HD

1. 2 Dec 2024

   Received by Spelthorne

2. 22 Jan 2025

   Decision issued: Grant Cert Lawful Prop Use/Dev

3. 8 Oct 2026

   Added to PlanIndex

Spelthorne granted permission on 22 January 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 Saxonbury Avenue Sunbury-on-Thames TW16 5HD

  21/01058/HOU Submitted 28 Jun 2021 100 yards away

  Outbuilding in rear garden (retrospective permission)

  Granted Householder 10 docs
  Small domestic

• 143 French Street Sunbury-on-Thames TW16 5JY

  25/01481/TPO Submitted 11 Dec 2025 100 yards away

  TPO080 T005 - Weeping Ash. Remove dead wood and thin crown by 25%. T008 - Lime. Thin crown by 25% and raise crown to 5m.

  Granted Trees 6 docs

• 141 French Street Sunbury-on-Thames TW16 5JY

  26/00798/TPO Submitted 28 Jul 2026 150 yards away

  TPO080/T007 - 1 x Cedar (shown as cedar 2 on plan) and TPO080/T006 - 1 x Cedar (shown as cedar 1 on plan) to crown reduce, reduce frongs by 4m, reshape crown and remove deadwood.

  Granted Trees 8 docs

• 155 French Street Sunbury-on-Thames TW16 5JY

  23/00165/CPD Submitted 10 Feb 2023 150 yards away

  Certificate of Lawfulness for the proposed development of a front porch.

  Withdrawn Lawful development Extension 8 docs
  Small domestic

• 18 Kingsmead Avenue Sunbury-on-Thames TW16 5HE

  23/00932/DC1 Submitted 7 Oct 2024 150 yards away

  Discharge of conditions 2 (materials), 4 (obscure glazing) and 5 (obscure glazing) relating to planning permission 23/00932/HOU

  Granted Conditions Windows or glazing 7 docs

• 41 Kingsmead Avenue Sunbury-on-Thames TW16 5HL

  25/01102/HOU Submitted 8 Sep 2025 150 yards away

  Erection of proposed first floor rear extension and single storey rear extension.

  Granted Householder Extension 10 docs
  Small domestic

• 26/00916/CPD Awaiting decision

  9 Alexandra Road Ashford TW15 1TW

  Certificate of Lawfulness for proposed conversion of roof space into habitable room, to include a rear dormer and conversion of roof from hip to gable end and 2 no roof lights on front of roof.

  Received 31 Aug, published by the council 9 Sep 2026 Lawful development
• 26/00452/CLD Granted

  177A Feltham Road Ashford TW15 1BB

  Certificate of Lawfulness for existing use of the ground floor flat as a small HMO (Use Class C4)

  Received 4 May, published by the council 30 Jul 2026 Lawful development
• 26/00200/CLD Granted

  73 Nursery Gardens Staines-upon-Thames TW18 1EL

  Certificate of Lawfulness to establish the lawful use of the property is as a House in Multiple Occupation (Use Class C4) for up to six occupants. As shown on site location plan and block plan no EX-1003 and Pre-Existing Floor Plans (Page 01 of 02) and Existing Floor Plans (Page 02 of 02) received 27.02.2026.

  Received 26 Feb, published by the council 30 Jul 2026 Lawful development
• 26/00383/CPD Refused

  13 Meadow Road Ashford TW15 1PL

  Certificate of lawfulness for proposed change of use from a 6 Person HMO (Class C4) to a 7 Person HMO (Sui-Generis)

  Received 14 Apr, published by the council 30 Jul 2026 Lawful development
• 26/00437/CLD Refused

  4 Sunmead Road Sunbury-on-Thames TW16 6PE

  Certificate of Existing Lawfulness for the conversion of a C3 dwellinghouse to a C4 small 6-person HMO.

  Received 28 Apr, published by the council 30 Jul 2026 Lawful development