Planning application
133 Desborough Avenue High Wycombe Buckinghamshire HP11 2SG
Works: Extension Loft or dormer Domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Certificate of Lawfulness for proposed change of use from C3 dwelling house to C4 HMO and addition of dormer and rear and side extensions
As published by the council, reference PL/25/4124/SA
Application record
- Reference
- PL/25/4124/SA
- Type
- Certificate of Lawful Use - Proposed
- Status
- Decided
- Decision
- Cert of Law PROPOSED-refused
- Received
- 26 Sep 2025
- Validated
- 26 Sep 2025
- Decided
- 21 Nov 2025
- Ward
- Castlefield and Oakridge
- Parish
- High Wycombe Unparished Area
- Decision by
- Delegated Decision
- Postcode
- HP11 2SG
Site history
Applications at this address on the Buckinghamshire register
This site has had 2 applications since 2025: 1 approved, 1 refused.
-
PL/25/5974/SA Granted
133 Desborough Avenue High Wycombe Buckinghamshire HP11 2SG
Certificate of Lawfulness for Proposed change of use from C3 dwelinghouse to C4 HMO, Addition of dormer and rear and side extensions
Timeline
Dates from the published record
-
26 Sep 2025
Received by Buckinghamshire
-
21 Nov 2025
Decision issued: Cert of Law PROPOSED-refused
-
10 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
Agent on file, registered in Leeds
4 applications on PlanIndex · across 2 councils
Trade members see who it is, their full track record, and every application they have filed.
See who's behind itDocuments
Plans, drawings, consultee responses and the officer's report
8 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Trade members open them from here.
Open the documentsWhat this refusal means
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.
About lawful development applications
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.
Nearby applications
Within 500 metres
-
131 Desborough Avenue High Wycombe Buckinghamshire HP11 2SG
Application for the approval of details subject to condition 4 (cycle and bin storage facilities) of planning approval 24/05347/FUL. BIKE STORAGE TECHNICAL SPECIFICATIONS: Material - Hot-dipped galvanised steel (BS EN ISO 1461:2022) ? Finish - Scratch-resistant powder coating, full RAL colour range ? Locking - Three-point locking system, pick & drill resistant ? Colour - Green (RAL 6037), Polyester Powder Coating BINS TECHNICAL SPECIFICATIONS: ? Timber - Pressure Treated Redwood with Tanalith Drawing 002-GA Rev A shows where the stores are to be located within the curtilage of the property. To reach the bicycle store, existing steps from the patio into the garden must be negotiated. We have deployed the use of a bike ramp, as described in the drawing, so that bikes do not have to be lifted. This is a solution adopted successfully on many HMO developments throughout the country to address negotiating existing steps.
Decided Conditions 5 docs -
133 Desborough Avenue High Wycombe Buckinghamshire HP11 2SG
Certificate of Lawfulness for Proposed change of use from C3 dwelinghouse to C4 HMO, Addition of dormer and rear and side extensions
Granted Lawful development Extension Loft or dormer 9 docs -
7 Kitchener Road High Wycombe Buckinghamshire HP11 2SH
Part two storey side extension and raised ridge for loft conversion for habitable space. Annex
Refused Full applications Extension Loft or dormer 5 docs -
53 Wendover Street High Wycombe Buckinghamshire HP11 2JF
80% historically approved · decision due ~3 Sep
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 3.50 metres, maximum height 3.17 metres, eaves height 2.78 metres)
Awaiting decision ExtensionSmall domestic -
60 Wendover Street High Wycombe Buckinghamshire HP11 2JF
Erection of part single/part two storey rear extension & single storey front extension in connection with creation of three self-contained flats, creation of gardens to rear with bin/cycle stores, and new fencing
Granted Full applications New dwelling Extension 14 docsSmall domestic -
60 Wendover Street High Wycombe Buckinghamshire HP11 2JF
Erection of part single/part two storey rear extension & single storey front extension on connection with creation of four self-contained bedsit flats, creation of new access to rear and with bin/cycle stores, new fencing
Refused Full applications New dwelling Extension 11 docsSmall domestic
Other lawful development applications
In Buckinghamshire
-
PL/26/05794/SA Awaiting decision
62 Cubb Field Aylesbury Buckinghamshire HP19 7SH
Certificate of lawfulness for proposed dropped kerb
-
PL/26/01164/SA Refused
64 Sandholme Steeple Claydon Buckinghamshire MK18 2QE
Certificate of lawfulness for proposed dropped kerb.
-
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.
-
PL/26/05893/SA Awaiting decision
Stamford House Boston Drive Bourne End Buckinghamshire SL8 5YS
Certificate of Lawfulness for proposed development to confirm the lawfulness of the construction of first floor rear extension, creating additional open plan offices.
-
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).