41 Underwood Avenue, Ash, Guildford, GU12 6PL Data via plota.co.uk

26/P/01046 - C of Lawfulness for Proposed Use or Dev Approved

Proposal

Certificate of lawfulness for the proposed single storey rear extension, side extension and erection of a front porch following the removal of existing rear extension (amended 17/09/2026). Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
3 Aug 2026
✓
Approved
29 Sept 2026

Approved on 29 Sept 2026 · Delegated · Last checked 2 Oct 2026

Site constraints 2

Also on the record
Radon affected area, class 2; Inside the Ash and Ash Vale built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 2026. 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.

Sales history 1

Last sold for £192,500 in January 2006. Semi-detached house, freehold.

26 January 2006£192,500

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

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Important details

Council
Guildford
Application type
C of Lawfulness for Proposed Use or Dev
Postcode
GU12 6PL
Received
3 Aug 2026
Validated
3 Aug 2026
Ward
Ash Wharf
Parish
Ash
Case officer
Show
Target decision
28 Sept 2026
Decision
Approve
Decision date
29 Sept 2026
Decision level
Delegated
Applicant
Show
Agent
www.beckerdesign.co.uk

How this decision compares

Decided in 57 days from validation, 10 days faster than Guildford's median of 67 for demolitions. Approved, as 87% of demolitions here are.

40%decided within 8 weeks
87%approved
85decided in the last year

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

Public comments

No public comments yet.

Last counted 2 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15128188
Planning Portal ref
PP-15128188
Env. assessment
No
Guildford
Planning Authority Score
1/10
Poor
#292 of 296 councils
Relevant to this application:
Householder decisions

Guildford is one of the slowest councils in England for householder decisions, ranking #282 out of 296. The council extends the time limit on 64% 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 (86%) 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
Guildford decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #221 of 296
86%
Householder approved
Below avg (90%) #243 of 296
31%
Decided in 8 weeks
Below avg (63%) #282 of 296
64%
Extended time limit
Above avg (41%) #276 of 296
79%
Minor dwellings approved
156 decided (1-9 homes)
67%
Major dwellings approved
6 decided (10+ homes)
66%
Change of use approved
47 decided
1,348
Total decisions
219 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