16 Churchill Avenue Aylesbury Buckinghamshire HP21 8NA

1. 26 Feb 2026

   Received by Buckinghamshire

2. 23 Apr 2026

   Decision issued: Cert of Law PROPOSED-refused

3. 3 Aug 2026

   Added to PlanIndex

Buckinghamshire refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 36 Russell Avenue Aylesbury Buckinghamshire HP21 8NB

  PL/26/08049/SA Submitted 5 Oct 2026 50 yards away

  85% historically approved · decision due ~30 Nov

  Certificate of Lawfulness for proposed formation of an accessible permeable hardstanding/parking area, drop kerb/vehicle access and ramped access to the dwelling to meet the mobility and access needs.

  Awaiting decision
  Domestic

• 11 Churchill Avenue Aylesbury Buckinghamshire HP21 8NF

  PL/26/00568/FA Submitted 23 Jan 2026 150 yards away

  Part-single/part-two storey front/side/rear extension and fenestration alterations.

  Granted Full applications Extension Windows or glazing 8 docs

• 28 Oak Green Aylesbury Buckinghamshire HP21 8LJ

  PL/26/00299/FA Submitted 18 Feb 2026 200 yards away

  Part-single/part-two storey front, side and rear extension.

  Granted Full applications Extension 9 docs

• 39 Paterson Road Aylesbury Buckinghamshire HP21 8LN

  PL/26/00639/FA Submitted 27 Jan 2026 250 yards away

  Two storey part single storey side and rear extensions, single storey front extension and a detached garden building

  Granted Full applications Extension 5 docs
  Small domestic

• 5 Briskman Way Aylesbury Buckinghamshire HP21 8FP

  PL/25/3198/SA Submitted 26 Aug 2025 300 yards away

  Certificate of lawfulness for proposed single storey rear extension, garage conversion and external and internal alterations

  Refused Lawful development Extension 4 docs
  Small domestic

• 7 Chalgrove Walk Aylesbury Buckinghamshire HP21 8NT

  PL/26/00498/SA Submitted 22 Jan 2026 300 yards away

  Certificate of lawfulness for proposed loft conversion with rear dormer and three front rooflights

  Granted Lawful development Loft or dormer 5 docs

• PL/26/01937/SA Granted

  63 Ingram Avenue Aylesbury Buckinghamshire HP21 9DJ

  Certificate of lawfulness for proposed dropped kerb.

  Received 18 Mar, published by the council 17 Sep 2026 Lawful development
• PL/26/02452/SA Granted

  217A Desborough Avenue High Wycombe Buckinghamshire HP11 2TW

  Certificate of lawfulness for the proposed erection of an outbuilding.

  Received 25 Mar, published by the council 25 Sep 2026 Lawful development
• PL/26/00836/SA Granted

  33 South View Downley Buckinghamshire HP13 5UL

  Certificate of lawfulness for the proposal to create new access at the front of the property.

  Received 2 Feb, published by the council 4 Aug 2026 Lawful development
• PL/26/07553/SA Awaiting decision

  4 Marlborough Road Aylesbury Buckinghamshire HP21 8AU

  Certificate of Lawfulness for proposed new vehicular crossover (dropped kerb) to 4.6m total width including transition kerbs, with associated enlargement of the opening in the front boundary wall, and formation of a permeable hardstanding within the front garden to provide off-street parking for the existing dwellinghouse. Works are engineering/building operations as defined by s55 TCPA 1990. No change of use is proposed; the dwelling remains in Use Class C3. Existing drop kerb reinstated.

  Received 18 Sep, published by the council 3 Oct 2026 Lawful development
• PL/26/07397/EU Awaiting decision

  22 Priory Road High Wycombe Buckinghamshire HP13 6SL

  Certificate of lawfulness for existing use of property as a block of eight self-contained flats, each falling within use class C3.

  Received 14 Sep, published by the council 3 Oct 2026 Lawful development