Wynbarn Oaks 148B Chelmsford Road Shenfield Essex CM15 8RT Data via plota.co.uk

26/00630/HHA - Householder Application Approved

Proposal

Change of use and conversion of the existing detached cart lodge to a residential annexe, providing ancillary accommodation incidental to the main dwellinghouse. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
24 Jun 2026
✓
Approved
7 Aug 2026

Approved on 7 Aug 2026 · Delegated Decisions · Last checked 8 Aug 2026

Site constraints 4

Green belt: London
Inappropriate development needs very special circumstances.
Green belt policy allows a short list of exceptions, such as limited extensions and replacement buildings. Anything else needs very special circumstances that clearly outweigh the harm. Some green belt land can count as grey belt, where it does not strongly serve the green belt's purposes. The council decides this in its green belt assessment or on each application, so we do not mark it here.
Read the government guidance ↗
Flood zone 3, rivers and sea
High chance: a 1 in 100 or greater annual chance from rivers, or 1 in 200 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Flood map ↗
Also on the record
1 listed building within 150 m; Inside the Brentwood built-up area.
Not affected
No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England 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 1

Last sold for £50,000 in November 2017. Other property, freehold.

13 November 2017£50,000Recorded as a transfer outside a standard sale

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

Building

Floor area174 m² (1,873 sq ft)
Energy ratingB (82 out of 100)
PropertyDetached house
Built2018
HeatingBoiler and underfloor heating, mains gas
WallsAverage thermal transmittance 0.22 W/m²K

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

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Important details

Council
Brentwood
Application type
Householder Application
Postcode
CM15 8RT
Received
24 Jun 2026
Validated
24 Jun 2026
Ward
Shenfield
Case officer
Show
Target decision
19 Aug 2026
Decision
Application Permitted
Decision date
7 Aug 2026
Decision level
Delegated Decisions
Applicant
Show
Agent
MJD Planning Ltd

How this decision compares

Decided in 44 days from validation, 15 days faster than Brentwood's median of 59 for extensions. Approved, as 85% of extensions here are.

45%decided within 8 weeks
85%approved
341decided in the last year

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

Public comments

No public comments yet.

11 neighbours consulted · Last counted 8 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14981467
Planning Portal ref
PP-14981467
Comments by
23 Jul 2026
Statutory expiry
19 Aug 2026
Env. assessment
No
Brentwood
Planning Authority Score
0.9/10
Poor
#294 of 296 councils
Relevant to this application:
Change of use

Brentwood is one of the slowest councils in England for householder decisions, ranking #278 out of 296. The council extends the time limit on 68% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (85%) 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
Brentwood decision statistics
Based on MHCLG data, the year to March 2026
83%
Overall approval rate
Below avg (87%) #234 of 296
85%
Householder approved
Below avg (90%) #248 of 296
35%
Decided in 8 weeks
Below avg (63%) #278 of 296
68%
Extended time limit
Above avg (41%) #283 of 296
76%
Minor dwellings approved
97 decided (1-9 homes)
64%
Major dwellings approved
11 decided (10+ homes)
79%
Change of use approved
19 decided
717
Total decisions
124 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.

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.