Charles Cottage Upper Hartwell Stone Buckinghamshire HP17 8NZ Data via plota.co.uk

PL/26/07071/SA - Certificate of Lawful Use - Proposed Decided

Proposal

Certificate of Lawfulness for proposed replacement of rotting timber framed casement units for plastic framed double glazed casement units (configuration to match). Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
3 Sept 2026
✓
Decided

Decided · Delegated Decision · Last checked 29 Sept 2026

Site constraints 8

Hartwell conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Registered park or garden 109 m away: Hartwell House; Radon affected area, class 3; 1 listed building within 150 m; SSSI 465 m away: Bugle Quarry SSSI; Inside the Stone (Buckinghamshire) built-up area; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 2, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

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

Floor area116 m² (1,249 sq ft)
Energy ratingE (46 out of 100), could reach C
PropertySemi-detached house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in November 2017, the latest held for this property. The building may have changed since. View the certificate

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Important details

Application type
Certificate of Lawful Use - Proposed
Postcode
HP17 8NZ
Received
3 Sept 2026
Validated
3 Sept 2026
Ward
Haddenham and Stone
Parish
Stone Bishopstone and Hartwell
Target decision
29 Oct 2026
Decision level
Delegated Decision
Applicant
Show
Agent
David Buchanan

Public comments

No public comments yet.

Last counted 29 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Statutory expiry
29 Oct 2026
Env. assessment
No
Buckinghamshire
Planning Authority Score
1.3/10
Poor
#284 of 296 councils
Relevant to this application:
Householder decisions

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%).

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Buckinghamshire decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #217 of 296
86%
Householder approved
Below avg (90%) #241 of 296
34%
Decided in 8 weeks
Below avg (63%) #280 of 296
55%
Extended time limit
Above avg (41%) #248 of 296
76%
Minor dwellings approved
491 decided (1-9 homes)
82%
Major dwellings approved
71 decided (10+ homes)
82%
Change of use approved
131 decided
4,446
Total decisions
690 refused in the year to March 2026

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.