4 Empshott Road Southsea PO4 8AU Data via plota.co.uk

26/00882/CPL - Certificate of Proposed Lawful Use/Dev Approved

Proposal

Application for Certificate of Lawful Development for the proposed construction of dormer window to rear roofslope Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
30 Jul 2026
✓
Validated
31 Jul 2026
✓
Approved
26 Aug 2026

Approved on 26 Aug 2026 · Fully Delegated Decision · Last checked 31 Aug 2026

Site constraints 3

Nutrient neutrality catchment: Solent: Includes Chichester and Langstone Harbours SPA/Ramsar, Solent and Southampton Water SPA/Ramsar, Solent Maritime SAC, Portsmouth Harbour SPA/Ramsar
New homes and overnight accommodation must show nutrient neutrality before approval.
Natural England advice: extra wastewater in these catchments harms protected habitats, so schemes must offset their nutrient load, usually through credits.
Also on the record
National infrastructure project 1298 m away: AQUIND Interconnector; Inside the Portsmouth 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 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 5

Last sold for £335,000 in March 2021. Terraced house, freehold.

12 March 2021£335,000
6 July 2018£295,000
28 February 2011£206,000
5 August 2005£191,500
28 July 1995£53,000

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

Building

Floor area123 m² (1,324 sq ft)
Energy ratingC (71 out of 100), could reach B
PropertyMid-terrace house, 6 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2020, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Portsmouth
Application type
Certificate of Proposed Lawful Use/Dev
Postcode
PO4 8AU
Received
30 Jul 2026
Validated
31 Jul 2026
Ward
Central Southsea
Case officer
Show
Target decision
25 Sept 2026
Decision
Approve
Decision date
26 Aug 2026
Decision level
Fully Delegated Decision
Applicant
Show
Agent
Critchley Architecture And Design (CAAD) Ltd

How this decision compares

Decided in 26 days from validation, 29 days faster than Portsmouth's median of 55 for extensions. Approved, as 86% of extensions here are.

63%decided within 8 weeks
86%approved
260decided in the last year

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

Public comments

No public comments yet.

Last counted 31 Aug 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15121162
Planning Portal ref
PP-15121162
Statutory expiry
25 Sept 2026
Env. assessment
No
Portsmouth
Planning Authority Score
3.1/10
Poor
#232 of 296 councils
Relevant to this application:
Householder decisions

Portsmouth ranks #188 out of 296 councils for householder decision speed. 48% of applications have the time limit extended, above the 41% national average. Householder applications are slightly less likely to be approved here (89%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Portsmouth decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #196 of 296
89%
Householder approved
Below avg (90%) #207 of 296
60%
Decided in 8 weeks
Below avg (63%) #188 of 296
48%
Extended time limit
Above avg (41%) #217 of 296
61%
Minor dwellings approved
44 decided (1-9 homes)
90%
Major dwellings approved
10 decided (10+ homes)
77%
Change of use approved
99 decided
613
Total decisions
85 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.