Planning application
PL/26/01104/SA
Penmayne 65 Windsor Road Gerrards Cross Buckinghamshire SL9 7NL
Proposal
Certificate of lawfulness for proposed detached outbuilding
As published by the council, reference PL/26/01104/SA
Timeline
Dates from the published record
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10 Feb 2026
Received by Buckinghamshire
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7 Apr 2026
Decision issued: Cert of Law PROPOSED-granted
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4 Aug 2026
Added to PlanIndex
What a grant of permission means
The process from here
Permission has been granted, usually subject to conditions listed on the decision notice, some of which must be discharged before work starts. The decision notice on the council portal sets out exactly what was approved.
Work must normally begin within three years of the decision or the permission lapses. Neighbours cannot appeal a grant; challenging one means judicial review of how the decision was made, within tight time limits.
About lawful development applications
How this application type works
A lawful development certificate is a legal determination, not a planning judgement. It asks the council to confirm either that existing use or works are lawful, often through the passage of time, or that a proposal would not need planning permission at all. The applicant must prove the facts; the merits of the scheme are not considered.
Nearby applications
Within 500 metres
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PL/26/00792/CONDA Decided
Meadway Cottage 4 Meadway Park Gerrards Cross Buckinghamshire SL9 7NN
Application for approval of details subject to condition 5 (shrubs, trees and hedgerows) and 6 (drainage) of planning approval PL/25/1892/FA.
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PL/25/5735/FA Granted
Whiteleaf House 9 Wayside Gardens Gerrards Cross Buckinghamshire SL9 7NG
Demolition of garage and erection of part two/part first floor side extension, double garage with living space in roof and new flat conservatory roof with 2 roof lanterns. Alteration to approved garage, include garage door configuration and dormer windows and dormer windows to south west elevation (part retrospective)
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PL/26/00811/TP Granted
Old San Juan 77 Windsor Road Gerrards Cross Buckinghamshire SL9 7NW
T1 Beech - Fell. T2 and T3 Sycamores - prune back lateral branches to give 2-3m clearance from the property. T4 Beech - prune back lateral branches by 2-3m. (TPO/SBDC/1995/31).
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PL/26/00745/TP Granted
Wycherly Croft 16 Manor Lane Gerrards Cross Buckinghamshire SL9 7NJ
Tree works as shown on the application form. (SBDC TPO No. 30,1995).
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PL/25/5039/TP Refused
Wycherly Croft 16 Manor Lane Gerrards Cross Buckinghamshire SL9 7NJ
T1 Oak - Reduce by up to 2m. T2 Copper Beech - Reduce by 2m. T3 Beech - fell x4 small beech. T4 Oak - Reduce by 2-3 m, side overhanging houses to maintain clearance. T5 Oak - Reduce by 2-3m,side over patio to maintain clearance and light. (TPO/SBDC/1995/30).
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PL/25/2397/FA Granted
9 Dukes Wood Drive Gerrards Cross Buckinghamshire SL9 7LJ
Garden outbuilding ancillary to the main dwelling
Other lawful development applications
In Buckinghamshire
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PL/26/01164/SA Refused
64 Sandholme Steeple Claydon Buckinghamshire MK18 2QE
Certificate of lawfulness for proposed dropped kerb.
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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.
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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).
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PL/26/05515/SA Awaiting decision
Dinton Hall Upton Road Dinton Buckinghamshire HP17 8UQ
Certificate of lawfulness application for proposed crossover field access point.
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PL/26/05843/SA Awaiting decision
Land at Springfield Farm, South Heath, Buckinghamshire
Certificate of Proposed Lawful Development for the temporary storage of soil stockpiles at Springfield Farm field at South Heath, Buckinghamshire