3, Mercian Way, Slough, SL1 5NA

1. 1 Jul 2021

   Received by Slough

2. 5 Jul 2021

   Validated

   Checked as complete and ready for consideration.

3. 28 Jul 2021

   Decision issued: Prior Approval Not Required

4. 27 Jul 2026

   Added to PlanIndex

Slough granted permission on 28 July 2021, 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.

• 1, Warner Close, Slough, SL1 5LZ

  P/05848/001 Submitted 13 Apr 2026 50 yards away

  Construction of a 1no. three bedroom dwelling, following demolition of existing

  Refused Full applications Demolition
  Domestic

• 21, Warner Close, Slough, SL1 5LZ

  P/20912/000 Submitted 1 Oct 2025 50 yards away

  Construction of a conversion of existing garage to habitable accommodation, sing

  Granted Full applications

• 41, Warner Close, Slough, SL1 5LZ

  P/05194/003 Submitted 6 Mar 2015 50 yards away

  Lawful Development Certificate for proposed change of existing flat roof to pitched roof

  Granted Outline 2 docs

• 41, Warner Close, Slough, SL1 5LZ

  P/05194/002 Submitted 1 May 2002 50 yards away

  ERECTION OF A SINGLE STOREY PITCHED ROOF REAR EXTENSION / CONSERVATORY

  Withdrawn Full applications Extension 1 doc
  Small domestic

• 37, Warner Close, Slough, SL1 5LZ

  P/14673/000 Submitted 25 Aug 2009 50 yards away

  ERECTION OF A SINGLE STOREY REAR EXTENSION WITH FLAT ROOF AND CONVERSION OF GARAGE TO A HABITABLE ROOM

  Granted Full applications Extension 4 docs
  Small domestic

• 10, Lilley Way, Slough, SL1 5UQ

  P/20884/001 Submitted 5 Nov 2025 100 yards away

  Lawful development certificate for a proposed loft conversion with rear dormer,

  Granted Loft or dormer

• Y/21063/001 Awaiting decision

  13, Huntercombe Lane South, Taplow, Maidenhead, Berkshire, SL6 0PQ

  The erection of two single storey rear extension, which would extend beyond the rear wall of the original house by 8m, with a maximum height of 4m, and an eaves height of 2.90m

  Received 8 Oct, published by the council 12 Oct 2026 Prior approval
• Y/04903/002 Awaiting decision

  25, Newton Close, Slough, SL3 8DD

  The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 5.5m, with a maximum height of 3.15m, and an eaves height of 3m

  Received 7 Oct, published by the council 12 Oct 2026 Prior approval
• Y/20889/000 Refused

  321, Uxbridge Road, Slough, SL2 5RG

  The erection of a single storey rear extension, which would extend beyond the re

  27 Aug 2026 Prior approval
• Y/21176/000 Awaiting decision

  39, Fox Road, Slough, SL3 7SH

  The erection of a single storey rear extension, which would extend beyond the re

  6 Oct 2026 Prior approval
• Y/14954/002 Granted

  35, Stoke Poges Lane, Slough, SL1 3NX

  The erection of a single storey rear extension, which would extend beyond the re

  25 Aug 2026 Prior approval