Post Office, 58 Mill Lane, Belper, Derbyshire, DE56 1LH Data via plota.co.uk

AVA/2026/0286 Approved

Proposal

Certificate of lawfulness for proposed building work to create side gable wall on existing roof and the creation of rear flat roof dormer window for the proposed loft conversion along with 2x opening for rooflights to the front. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
6 May 2026
✓
Validated
7 May 2026
✓
Approved
10 Jun 2026

Approved on 10 Jun 2026 · Last checked 12 Oct 2026

Site constraints 8

Local nature reserve about 92 m away: Belper Parks
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
World heritage site about 69 m away: Derwent Valley Mills
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
Also on the record
Radon affected area, class 4; Coalfield, development low risk area; Conservation area about 78 m away: Belper and Milford; Inside the Belper built-up area; National infrastructure project about 1559 m away: Chesterfield to Willington, at pre-application.
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 Mining Remediation Authority, the Planning Inspectorate, 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.

Sales history 2

Last sold for £124,950 in December 2014. Semi-detached house, freehold.

12 December 2014£124,950
5 October 2007£114,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area81 m² (872 sq ft)
Energy ratingD (68 out of 100), could reach B
PropertySemi-detached house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, filled cavity

From the energy performance certificate lodged in June 2013, 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

Postcode
DE56 1LH
Received
6 May 2026
Validated
7 May 2026
Ward
Belper South
Case officer
Show
Decision
Application Approval
Decision date
10 Jun 2026
Applicant
Show

How this decision compares

Decided in 34 days from validation, 17 days faster than Amber Valley's median of 51 for extensions. Approved, as 99% of extensions here are.

66%decided within 8 weeks
99%approved
272decided in the last year

Plota live figures for extensions decided by Amber Valley in the last twelve months, from validation. Amber Valley decision record →

Amber Valley
Planning Authority Score
7.3/10
Good
#50 of 296 councils
Relevant to this application:
Householder decisions

Amber Valley is faster than most councils at deciding householder applications, ranking #74 out of 296. Householder applications are more likely to be approved here than most councils, with a 98% approval rate vs 90% nationally.

More permissive than most councils
98% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Amber Valley decision statistics
Based on MHCLG data, the year to March 2026
96%
Overall approval rate
Above avg (87%) #6 of 296
98%
Householder approved
Above avg (90%) #9 of 296
75%
Decided in 8 weeks
Above avg (63%) #74 of 296
41%
Extended time limit
Below avg (41%) #157 of 296
88%
Minor dwellings approved
77 decided (1-9 homes)
94%
Major dwellings approved
16 decided (10+ homes)
96%
Change of use approved
48 decided
657
Total decisions
26 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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.