Sundown Tilehouse Lane Denham Buckinghamshire UB9 5DA

1. 9 Jan 2026

   Received by Buckinghamshire

2. 6 Mar 2026

   Decision issued: Cert of Law PROPOSED-granted

3. 27 Jul 2026

   Added to PlanIndex

Buckinghamshire granted permission on 6 March 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.

• Denham Green Nursery North Orbital Road Denham Green Buckinghamshire UB9 5EY

  PL/26/00620/FA Submitted 12 Mar 2026 200 yards away

  Erection of two new commercial buildings with ancillary office space and associated vehicle parking

  Granted Full applications 23 docs

• 3 Penn Drive Denham Green Buckinghamshire UB9 5JW

  PL/26/06648/FA Submitted 18 Aug 2026 350 yards away

  86% historically approved · decision due ~13 Oct

  Single storey rear and side extension, loft conversion with rear dormer and front dormer windows. Addition of front porch. Changes to fenestration.

  Awaiting decision Extension Loft or dormer +1 4 docs
  Small domestic

• Sewage Treatment Works Denham Avenue Denham Buckinghamshire

  PL/25/6815/TELN Submitted 17 Dec 2025 400 yards away

  Notification under Regulation 5 of the electronic communications code (conditions and restrictions) Regulations 2003 (as amended) for Removal of existing 3no antennas to be replaced with proposed 3no antennas mounted on existing brackets and Ancillary development thereto to include the removal of existing 18no ERS units to be replaced with proposed 9no ERS units on existing rails mounted to existing tower legs

  Decided Telecoms 5 docs

• 147 Tilehouse Way Denham Green Buckinghamshire UB9 5JD

  PL/26/00026/FA Submitted 5 Jan 2026 400 yards away

  Single storey rear extension and roof alterations and dormer

  Granted Full applications Extension Loft or dormer +1 4 docs
  Small domestic

• 147 Tilehouse Way Denham Green Buckinghamshire UB9 5JD

  PL/25/3110/VRC Submitted 22 Aug 2025 400 yards away

  Variation of condition 3 (approved plans) of planning permission ref: PL/25/0686/FA (Single storey rear extension) to allow for amendment to approved roof design incorporating hip-to-gable roof extension to main roof and side dormers.

  Withdrawn Conditions Extension Loft or dormer 2 docs
  Small domestic

• Land South East Of Old Rectory Lane Higher Denham Buckinghamshire UB9 5AH

  PL/26/00024/FA Submitted 17 Feb 2026 400 yards away

  Construction of an agricultural building (retrospective).

  Granted Full applications 9 docs

• PL/26/00530/SA Granted

  10 Green Street High Wycombe Buckinghamshire HP11 2RA

  Certificate of lawfulness for the proposed change of use of a dwelling for supported accommodation

  Received 22 Jan, published by the council 27 Jul 2026 Lawful development
• 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/26/00427/SA Granted

  2 The Firs Aylesbury Road Bierton Buckinghamshire HP22 5DX

  Certificate of lawfulness for proposed single storey outbuilding to rear garden

  Received 20 Jan, published by the council 27 Jul 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