122 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

1. 12 Mar 2026

   Received by Buckinghamshire

2. 7 May 2026

   Decision issued: Cert of Law PROPOSED-granted

3. 11 Sep 2026

   Added to PlanIndex

Buckinghamshire granted permission on 7 May 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 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.

• 142 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

  PL/26/02883/PNE Submitted 8 Apr 2026 100 yards away

  Notification under The Town and Country Planning (General Permitted Development) Order 2015, Part 1 of Schedule 2 Class A for: single storey rear extension (depth extending from the original rear wall of 6.00 metres, maximum height 3.50 metres, eaves height 3.00 metres)

  Granted Extension 5 docs
  Small domestic

• 142 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

  PL/26/02882/SA Submitted 8 Apr 2026 100 yards away

  Certificate of lawfulness for the proposed roof extension (including rooflights and rear dormer)

  Granted Lawful development Extension Loft or dormer 6 docs

• 102 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

  PL/25/5722/SA Submitted 3 Dec 2025 100 yards away

  Certificate of Lawfulness for Proposed dropped kerb and hardstanding

  Granted Lawful development 4 docs

• 142 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

  PL/26/05915/FA Submitted 23 Jul 2026 100 yards away

  85% historically approved · decision due ~17 Sep

  Demolition of existing garage and erection of part single, part two storey front, side and rear extensions with changes to fenestration

  Decided Extension Demolition +1

• 117 Churchill Avenue Aylesbury Buckinghamshire HP21 8ER

  PL/25/4334/FA Submitted 6 Oct 2025 200 yards away

  Single storey rear extension

  Granted Full applications Extension 5 docs
  Small domestic

• 74 Grenville Road Aylesbury Buckinghamshire HP21 8EZ

  PL/25/6576/SA Submitted 18 Dec 2025 250 yards away

  Certificate of Lawfulness for Proposed loft conversion including a rear dormer and front roof lights

  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