3 COTTAGE CLOSE RUISLIP HA4 7JE

1. 4 Feb 2026

   Received by Hillingdon

2. 23 Mar 2026

   Decision issued: Permitted

3. 12 Aug 2026

   Added to PlanIndex

Hillingdon granted permission on 23 March 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 23 HILL LANE RUISLIP HA4 7JJ

  72680/APP/2022/3485 Submitted 15 Nov 2022 111m away

  Erection of single storey extension to the rear

  Granted Full applications Extension 8 docs
  Small domestic

• 29 HEATHFIELD RISE RUISLIP HA4 7NF

  80102/APP/2026/1367 Submitted 2 Jun 2026 254m away

  Erection of a single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Extension 6 docs
  Small domestic

• 7 HEATHFIELD RISE RUISLIP HA4 7NF

  47089/APP/2025/2694 Submitted 20 Oct 2025 254m away

  Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.40 metres, and for which the height of the eaves would be 3.00 metres.

  Granted Full applications Extension 5 docs
  Small domestic

• 29 HEATHFIELD RISE RUISLIP HA4 7NF

  80102/APP/2026/1320 Submitted 27 May 2026 254m away

  Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development).

  Granted Full applications Loft or dormer 7 docs

• 9 SHARPS LANE RUISLIP MIDDLESEX HA4 7JG

  73218/APP/2026/706 Submitted 18 Mar 2026 261m away

  Proposed part single and part double storey side and rear extensions to allow for the conversion of the existing property from Use Class C4 (HMO) to Use Class C2 (Care Home) - 18 Bedrooms, with internal and external communal areas, and other spaces required to serve the care home, and associated landscaping, refuse and recycle storage, cycle storage and car parking provisions.

  Refused Full applications Extension 31 docs

• 18 MILL DRIVE RUISLIP HA4 7GL

  80144/APP/2026/1542 Submitted 22 Jun 2026 304m away

  87% historically approved · decision due ~15 Sep

  Erection of a single storey rear extension, installation of a rear dormer, installation of new front facing window, and demolition of rear garden decking.

  Decided Full applications Extension Loft or dormer +2 9 docs
  Small domestic

• 80149/APP/2026/1572 Granted

  14 LADYGATE LANE RUISLIP HA4 7QU

  Erection of single storey side and rear wraparound extension, a front porch, amendments to fenestration and roof lights to the front, side and rear sloped roof, following the removal of the rear chimney and garden shed. (Description Amended)

  24 Jun 2026 Full applications
• 79879/APP/2026/1749 Granted

  21 NORTH AVENUE HAYES UB3 2JE

  Erection of part single storey, part double storey rear extension

  13 Jul 2026 Full applications
• 74889/APP/2026/1363 Granted

  32 MANOR ROAD HAYES UB3 2DG

  Erection of a first-floor rear extension.

  1 Jun 2026 Full applications
• 53073/APP/2026/1645 Granted

  50 MINET DRIVE HAYES UB3 3JW

  Erection of a part single storey, part two storey extension to the rear

  1 Jul 2026 Full applications
• 80172/APP/2026/1717 Refused

  6 SQUIRRELS TRADING ESTATE VIVEASH CLOSE HAYES UB3 4RZ

  Change of use from Class B8 to Class E retail

  8 Jul 2026 Full applications