50 Lowndes Avenue Chesham Buckinghamshire HP5 2HJ

1. 4 Aug 2025

   Received by Buckinghamshire

2. 23 Sep 2025

   Decision issued: Cert of Law PROPOSED-granted

3. 4 Aug 2026

   Added to PlanIndex

Buckinghamshire granted permission on 23 September 2025, 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.

• 43 Lowndes Avenue Chesham Buckinghamshire HP5 2HH

  PL/26/05737/FA Submitted 17 Jul 2026 183m away

  86% historically approved · decision due ~11 Sep

  Rear extension and alterations

  Decided Extension

• 25 Chartridge Lane Chesham Buckinghamshire HP5 2JL

  PL/25/3125/FA Submitted 22 Aug 2025 213m away

  First floor side extension and part first, part ground rear extension with alterations to roof to facilitate rear dormer and rooflights.

  Granted Full applications Extension Loft or dormer 7 docs

• 120 Bellingdon Road Chesham Buckinghamshire HP5 2HF

  PL/25/6421/FA Submitted 4 Feb 2026 229m away

  Construction of a vehicular access and convert front garden to car parking bay for one vehicle.

  Granted Full applications 9 docs

• J Sainsbury Plc 134 - 144 High Street Chesham Buckinghamshire HP5 1EF

  PL/25/5221/KA Submitted 3 Nov 2025 375m away

  T1 Common Lime - Fell to ground level. (Chesham Conservation Area).

  Granted Trees 2 docs

• 48 Deansway Chesham Buckinghamshire HP5 2PB

  PL/26/06882/FA Submitted 25 Aug 2026 412m away

  86% historically approved · decision due ~20 Oct

  Demolition of existing store and erection of single storey rear extension with alterations to fenestration

  Awaiting decision Extension Demolition +1 7 docs
  Small domestic

• Footpath Outside 113 High Street Chesham Buckinghamshire

  PL/26/00172/AV Submitted 9 Jan 2026 440m away

  Two digital 75 inch LCD display screen, one on each side of the Street Hub unit.

  Refused Advertising 22 docs

• PL/26/05794/SA Awaiting decision

  62 Cubb Field Aylesbury Buckinghamshire HP19 7SH

  Certificate of lawfulness for proposed dropped kerb

  Received 10 Aug, published by the council 5 Sep 2026 Lawful development
• PL/26/01164/SA Refused

  64 Sandholme Steeple Claydon Buckinghamshire MK18 2QE

  Certificate of lawfulness for proposed dropped kerb.

  Received 12 Feb, published by the council 4 Aug 2026 Lawful development
• PL/26/01589/SA Refused

  3 Corn Mill Close Wing Buckinghamshire LU7 0PL

  Certificate of lawfulness for the proposed single storey rear extension and part garage conversion.

  Received 25 Feb, published by the council 3 Aug 2026 Lawful development
• PL/26/01721/SA Granted

  Burton House White Lion Road Little Chalfont Buckinghamshire HP7 9LP

  Certificate of lawfulness for the proposed change of use of building from Existing Office Building (Class E) to Veterinary Practice (Class E).

  Received 2 Mar, published by the council 3 Aug 2026 Lawful development
• PL/26/05825/SA Awaiting decision

  93 Thornton Crescent Wendover Buckinghamshire HP22 6DQ

  Certificate of lawfulness for proposed air conditioning unit to side of house

  Received 20 Jul, published by the council 15 Aug 2026 Lawful development