1 Quarry Hall Farm Cottages, Lathbury, Newport Pagnell, MK16 8LF Data via plota.co.uk

PLN/2026/0900 - Householder planning permission Approved

Proposal

Erection of single storey rear extension, removal of existing garage and erection of a 2 storey side extension and proposed double garage. Erection of second floor rear dormer, front porch, removal of chimney, replacement of rear patio doors and windows across all elevations. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
30 Apr 2026
✓
Validated
19 May 2026
✓
Approved
8 Oct 2026

Approved on 8 Oct 2026 · Delegated Decision · Last checked 8 Oct 2026

Documents 15

All documents on the council site ↗

Site constraints 5

Article 4 direction
Article 4 Direction relating to Houses in Multiple Occupation (HIMO) - Non immediate direction. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Public footpath about 17 m away
Matters where it crosses or adjoins the site: obstructing a path without a diversion order is an offence, and work cannot start until the order is confirmed.
Compiled from highway authority data, not the legal definitive map. A few authorities have not published, so no path shown is not proof there is none.
Agricultural land, grade 3a
Best and most versatile land (grades 1, 2 and 3a). Source: the Predictive Agricultural Land Classification Map (Defra and Natural England, 2025; the Welsh Government's Predictive ALC Map 2 in Wales), a model rather than a site survey. Natural England's Provisional ALC map (1:250,000, 1970s), which most planning maps still show, had this area as grade 2. The predicted grade is Defra's current estimate; only a site survey settles it.
Where development of farmland is needed, policy prefers poorer land over the best and most versatile (grades 1, 2 and 3a). Three sources: Natural England's post-1988 field surveys, which are definitive where they exist; the Defra predictive map for England (2025) and the Welsh Government predictive map, modelled from the soil map with 3a and 3b split; and the 1970s provisional map, which planners and other services still show, coarser and with grade 3 undivided. Where the provisional and predicted grades disagree, treat the predicted grade as the current estimate and expect an application to carry its own survey.
Habitat network: Network Expansion Zone
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Radon affected area, class 2.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. 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 area149 m² (1,604 sq ft)
Energy ratingF (38 out of 100), could reach B
PropertyDetached house, 9 habitable rooms
Built1967 to 1975
HeatingBoiler and radiators, oil
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2016, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Application type
Householder planning permission
Postcode
MK16 8LF
Received
30 Apr 2026
Validated
19 May 2026
Ward
Olney & Rural
Parish
Lathbury
Case officer
Show
Target decision
9 Oct 2026
Decision
Approved with Conditions
Decision date
8 Oct 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Swain Architecture Ltd

How this decision compares

Decided in 142 days from validation, 86 days slower than Milton Keynes's median of 56 for demolitions. Approved, as 83% of demolitions here are.

65%decided within 8 weeks
83%approved
86decided in the last year

Plota live figures for demolitions decided by Milton Keynes in the last twelve months, from validation. Milton Keynes decision record →

Public comments

No public comments yet.

Last counted 8 Oct 2026

Read the comments on the council site ↗

Milton Keynes
Planning Authority Score
7.1/10
Good
#59 of 296 councils
Relevant to this application:
Householder decisions

Milton Keynes is faster than most councils at deciding householder applications, ranking #52 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Milton Keynes decision statistics
Based on MHCLG data, the year to March 2026
88%
Overall approval rate
Above avg (87%) #156 of 296
92%
Householder approved
Above avg (90%) #159 of 296
78%
Decided in 8 weeks
Above avg (63%) #52 of 296
28%
Extended time limit
Below avg (41%) #45 of 296
55%
Minor dwellings approved
66 decided (1-9 homes)
83%
Major dwellings approved
23 decided (10+ homes)
71%
Change of use approved
49 decided
1,088
Total decisions
134 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.