116 Mayfield Gardens Hanwell W7 3RD

1. 12 Aug 2026

   Received by Old Oak and Park Royal Development Corporation

2. 2 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 12 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 27 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Old Oak and Park Royal Development Corporation took a median of 55 days over the applications it decided in the last year.

This application is with Old Oak and Park Royal Development Corporation for determination, against a statutory target of eight weeks. Over the last year Old Oak and Park Royal Development Corporation decided lawful development applications in a median of 53 days. More in our guide to how long planning decisions take.

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.

• 99 Beresford Avenue Hanwell W7 3AJ

  253944PALHE Submitted 17 Oct 2025 50 yards away

  Single storey rear extension (max 6m deep and max 3.15m high) (42 Days Prior Approval Notification Process)

  Granted Prior approval Extension 8 docs
  Small domestic

• 99 Beresford Avenue Hanwell W7 3AJ

  253944PALHE Submitted 17 Oct 2025 50 yards away

  Single storey rear extension (max 6m deep and max 3.15m high) (42 Days Prior Approval Notification Process)

  Granted Prior approval Extension 8 docs
  Small domestic

• 86 Mayfield Gardens Hanwell W7 3RD

  243936PALHE Submitted 17 Oct 2024 50 yards away

  Single storey rear extension (max 6.00m deep and max 3.00m high)(following demolition of existing rear extension) (42 Days Prior Approval Notification Process)

  Refused Prior approval Extension Demolition 13 docs
  Small domestic

• 86 Mayfield Gardens Hanwell W7 3RD

  243936PALHE Submitted 17 Oct 2024 50 yards away

  Single storey rear extension (max 6.00m deep and max 3.00m high)(following demolition of existing rear extension) (42 Days Prior Approval Notification Process)

  Refused Prior approval Extension Demolition 13 docs
  Small domestic

• 83 Mayfield Gardens Hanwell London W7 3RA

  214935CPL Submitted 24 Jul 2021 100 yards away

  Single storey rear extension (Lawful Development Certificate for Proposed Development)

  Granted Lawful development Extension 9 docs
  Small domestic

• 100 Beresford Avenue Hanwell W7 3AP

  261935HH Submitted 11 May 2026 100 yards away

  Single storey rear outbuilding for use for ancillary use to main dwellinghouse (following demolition of existing rear outbuilding)

  Granted Householder Demolition 7 docs
  Small domestic

• 263142CPL Granted

  42 Gloucester Road Acton W3 8PD

  Roof extension to rear (main) roof slope; part rear roof extension to rear outrigger roof slope and installation of two roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 18 Aug, published by the council 12 Oct 2026 Lawful development
• 263690CPL Awaiting decision

  133 Trinity Road Southall UB1 1ES

  Rear roof extension, and installation of three roof lights to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 6 Oct, published by the council 12 Oct 2026 Lawful development
• 262683CPE Granted

  1 Speldhurst Road Chiswick W4 1BX

  Continuous use of conversion of the roof space to provide additional habitable accommodation, installation of rooflights to the front roof slope and a rear dormer and construction of a single-storey rear extension. External materials to match the existing dwelling (Lawful Development Certificate for an Existing Development)

  Received 7 Jul, published by the council 3 Aug 2026 Lawful development
• 254066CPE Refused

  37 Robin Hood Way Greenford UB6 7QN

  Use of ground floor flat and first/second floor flat (Use Class C3) as 2 x House in Multiple Occupation (Use Class C4) (Certificate of Lawfulness for an Existing Use)

  Received 24 Oct, published by the council 3 Aug 2026 Lawful development
• 262883CPL Granted

  90 Church Road Hanwell W7 3BE

  Rear roof extension (following removal of chimney); installation of two rooflight to front roofslope (Lawful Development Certificate for a Proposed Development)

  Received 24 Jul, published by the council 10 Sep 2026 Lawful development