Seymours Church Lane Little Leighs Chelmsford Essex CM3 1NA Data via plota.co.uk

26/00013/HHPA Refused

Proposal

The construction of a single storey rear extension, which would extend beyond the rear wall of the original house by a maximum depth of 8m, for which the maximum height would be 3m, and for which the height of the eaves would be 3m. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
16 Apr 2026
✗
Refused
14 May 2026
Appeal
Not lodged

Refused on 14 May 2026 · Last checked 5 Jul 2026

Site constraints 4

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) agrees.
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.
National infrastructure project about 614 m away: Norwich to Tilbury
The site is about 614 m from the project boundary. Electricity line, examination closed, recommendation due.
Nationally significant infrastructure projects (power stations, electricity lines, pipelines, major roads and railways, harbours, airports and reservoirs) are consented by a Secretary of State under the Planning Act 2008, after an examination by the Planning Inspectorate, rather than by the council. The boundary is the one the Inspectorate consults on and can change as the scheme does. Projects are shown within 2 km of the site.
Planning Inspectorate project page ↗
Habitat network: Network Enhancement Zone 1
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
1 listed building within 150 m of the postcode pin.
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 Planning Inspectorate 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 £440,000 in April 2018. Semi-detached house, freehold.

5 April 2018£440,000
6 July 2009£227,000

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

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Important details

Council
Chelmsford
Postcode
CM3 1NA
Received
16 Apr 2026
Validated
16 Apr 2026
Target decision
28 May 2026
Decision date
14 May 2026

How this decision compares

Decided in 28 days from validation, 27 days faster than Chelmsford's median of 55 for extensions. Refused, as 13% of extensions here are.

76%decided within 8 weeks
87%approved
681decided in the last year

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

Consultation & key dates

Alt. reference
PP-14849303
Planning Portal ref
PP-14849303
Chelmsford
Planning Authority Score
7.4/10
Good
#45 of 296 councils
Relevant to this application:
Householder decisions

Chelmsford is one of the fastest councils in England for householder decisions, ranking #23 out of 296. Only 21% 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 (90%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Chelmsford decision statistics
Based on MHCLG data, the year to March 2026
87%
Overall approval rate
Above avg (87%) #167 of 296
90%
Householder approved
Above avg (90%) #188 of 296
84%
Decided in 8 weeks
Above avg (63%) #23 of 296
21%
Extended time limit
Below avg (41%) #19 of 296
76%
Minor dwellings approved
164 decided (1-9 homes)
88%
Major dwellings approved
8 decided (10+ homes)
79%
Change of use approved
52 decided
1,304
Total decisions
168 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.