14 Sidmouth Road Bristol BS3 5HS Data via plota.co.uk

26/13178/CP - Certificate of Lawfulness - proposed Refused

Proposal

Application for a Lawful Development Certificate for a Proposed use or development - Proposals for the erection of a single storey rear extension. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
27 Jul 2026
✓
Validated
3 Aug 2026
✗
Refused
9 Sept 2026
Appeal
Not lodged

Refused on 9 Sept 2026 · Last checked 10 Sept 2026

Site constraints 6

Also on the record
Local nature reserve about 342 m away: Northern Slopes; Radon affected area, class 4; National infrastructure project about 1733 m away: Portishead Branch Line - MetroWest Phase 1; Coalfield, development low risk area; Inside the Bristol built-up area; Air quality management area about 90 m away: Bristol AQMA.
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 1

Last sold for £370,000 in September 2023. Terraced house, freehold.

1 September 2023£370,000

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

Building

Floor area88 m² (947 sq ft)
Energy ratingE (52 out of 100), could reach C
PropertyMid-terrace house, 5 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in June 2023, 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

Council
Bristol
Application type
Certificate of Lawfulness - proposed
Postcode
BS3 5HS
Received
27 Jul 2026
Validated
3 Aug 2026
Ward
Windmill Hill
Parish
Filwood, Knowle And Windmill Hill
Target decision
28 Sept 2026
Decision
Certificate of Lawfulness be NOT ISSUED
Decision date
9 Sept 2026
Applicant
Show
Agent
Hargreaves: Architecture + Design

How this decision compares

Decided in 37 days from validation, 12 days faster than Bristol's median of 49 for extensions. Refused, as 14% of extensions here are.

78%decided within 8 weeks
86%approved
1,216decided in the last year

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

Public comments

No public comments yet.

Last counted 10 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15030431
Planning Portal ref
PP-15030431
Statutory expiry
28 Sept 2026
Bristol
Planning Authority Score
5.8/10
Average
#109 of 296 councils
Relevant to this application:
Householder decisions

Bristol ranks #112 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (92%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Bristol decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #190 of 296
92%
Householder approved
Above avg (90%) #149 of 296
71%
Decided in 8 weeks
Above avg (63%) #112 of 296
37%
Extended time limit
Below avg (41%) #118 of 296
74%
Minor dwellings approved
374 decided (1-9 homes)
93%
Major dwellings approved
30 decided (10+ homes)
82%
Change of use approved
150 decided
2,098
Total decisions
293 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.