14 Testwood Road Windsor SL4 5RW

1. 5 Nov 2020

   Received by Windsor and Maidenhead

2. 15 Dec 2020

   Decision issued: Prior Approval Not Required

3. 12 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 15 December 2020, 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.

• 12 Testwood Road Windsor SL4 5RW

  20/01342/FULL Submitted 10 Jun 2020 50 yards away

  Single storey front extension with new mono pitched roof to the front of the existing garage, increase in height of the existing front/side element and a single storey rear extension.

  Granted Full applications Extension 11 docs
  Small domestic

• 23 Clifton Rise Windsor SL4 5SX

  26/00245/FULL Submitted 29 Jan 2026 50 yards away

  Single storey rear extension, part first floor part two storey side/rear extension with partial raising of the ridge, and alterations to fenestration following the demolition of the existing elements.

  Granted Full applications Extension Demolition +1 15 docs
  Small domestic

• 19 Clifton Rise Windsor SL4 5SX

  21/03488/FULL Submitted 25 Nov 2021 50 yards away

  Part single/part two storey wraparound extension (front, side and rear) and alteration to fenestration following demolition of existing garage.

  Granted Full applications Extension Demolition +1 14 docs

• 19 Clifton Rise Windsor SL4 5SX

  21/02745/FULL Submitted 9 Sep 2021 50 yards away

  Part single/part two storey wraparound extension following demolition of existing garage.

  Refused Full applications Extension Demolition 14 docs

• 23 Clifton Rise Windsor SL4 5SX

  26/00850/CPD Submitted 2 Apr 2026 50 yards away

  Certificate of lawfulness to determine whether the proposed 1no. rear dormer is lawful.

  Granted Lawful development Loft or dormer 10 docs

• 22 Testwood Road Windsor SL4 5RW

  23/00094/FULL Submitted 13 Jan 2023 50 yards away

  First floor side extension.

  Granted Full applications Extension 14 docs

• 26/02170/PDXL Granted

  15 Cell Farm Avenue Old Windsor Windsor SL4 2PD

  Single storey rear extension no greater than 5.00m in depth, 2.85m high with an eaves height of 2.85m following demolition of the existing elements.

  Received 3 Sep, published by the council 12 Sep 2026 Prior approval
• 26/02445/PDXL Awaiting decision

  Mulberry House Waltham Road Maidenhead SL6 3NH

  Single storey rear extension no greater than 7.88m in depth, 3.50m high with an eaves height of 3.00m.

  Received 7 Oct, published by the council 9 Oct 2026 Prior approval
• 26/02001/CLAMA Granted

  158 Blackamoor Lane Maidenhead SL6 8RN

  Prior approval for the change of use of the ground floor from Use Class Eg(iii) to form 8 no. x 1 bedroom flats.

  Received 13 Aug, published by the council 24 Aug 2026 Prior approval
• 26/02425/PDXL Awaiting decision

  Eton Manor 60 Eton Road Datchet Slough SL3 9AY

  Single storey rear extension no greater than 6.00m in depth, 3.00m high with an eaves height of 2.75m.

  Received 5 Oct, published by the council 9 Oct 2026 Prior approval
• 26/02007/PDXL Refused

  18 Bradshaw Close Windsor SL4 5PS

  Single storey rear extension no greater than 3.60m in depth, 3.77m high with an eaves height of 2.43m.

  Received 13 Aug, published by the council 24 Aug 2026 Prior approval