Parkside Dulwich Common London Southwark SE21 7EU Data via plota.co.uk
Proposal
Certificate of lawfulness (proposed) to install a new Air Source Heat Pump (ASHP) to service the existing semi-detached dwelling and this ASHP is to be located on the rear flat roof at the back of the property. Data via plota.co.uk
Application progress
Under consideration
No decision has been issued yet. Plota predicts a decision around 27 Nov 2026, from Southwark's recent extensions.
Documents 5
Statements & assessments 1
Plans & drawings 3
Site constraints 8
Checked on 9 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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 £1,900,000 in April 2019. Semi-detached house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in December 2025, the latest held for this property. The building may have changed since. View the certificate
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Important details
Decision outlook
Day 12 of the 56-day target. Southwark usually decides extensions by day 51.
Plota live figures for extensions decided by Southwark in the last twelve months, from validation. Southwark decision record →
Public comments
No public comments yet.
Last counted 16 Oct 2026
Consultation & key dates
- Statutory expiry
- 1 Dec 2026
- Env. assessment
- No
Historical activity at this location
18 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Southwark is faster than most councils at deciding householder applications, ranking #54 out of 296. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).
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.
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Parkside Dulwich Common London Southwark SE21 7EU
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