4 Patterson Road Chesham Buckinghamshire HP5 2DG Data via plota.co.uk
Proposal
Certificate of Lawfulness for proposed single storey rear extension. Data via plota.co.uk
Application progress
Approved on 20 Oct 2026 · Delegated Decision · Last checked 20 Oct 2026
Documents 3
Decision & officer reports 2
Statements & assessments 1
Site constraints 4
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Building
From the energy performance certificate lodged in March 2022, the latest held for this property. The building may have changed since. View the certificate
Every application in Buckinghamshire - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Buckinghamshire
- Application type
- Certificate of Lawful Use - Proposed
- Postcode
- HP5 2DG
- Received
- 25 Aug 2026
- Validated
- 25 Aug 2026
- Ward
- Chesham North
- Parish
- Chesham
- Case officer
- Show
- Target decision
- 20 Oct 2026
- Decision
- Cert of Law PROPOSED-granted
- Decision date
- 20 Oct 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Home Counties Architectural Services
How this decision compares
Decided in 56 days from validation, about the council's usual 56 days. Approved, as 83% of extensions here are.
Plota live figures for extensions decided by Buckinghamshire in the last twelve months, from validation. Buckinghamshire decision record →
Public comments
No public comments yet.
Last counted 20 Oct 2026
Consultation & key dates
- Statutory expiry
- 20 Oct 2026
- Env. assessment
- No
Historical activity at this location
1 nearby application on record - archival context, not part of the live application.
Buckinghamshire is one of the slowest councils in England for householder decisions, ranking #280 out of 296. 55% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (86%) than the national average (90%).
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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4 Patterson Road Chesham Buckinghamshire HP5 2DG
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