[{"pk":"685007","application_number":"2026/3523/P","development_address":"45 Downshire Hill London NW3 1NU","development_description":"Erection of single storey rear extension at basement level with rooflights, extension of rear ground floor terrace, lowering of rear window sill to form new doorway, and installation of air source heat pump with acoustic enclosure to rear garden and 4 x internal air conditioning units, with associated alterations to rear terrace staircase and landscaping.","valid_from_date":"2026-10-01T00:00:00.000","registered_date":"2026-10-08T00:00:00.000","registered_in_last_7_working_days":"No","registered_in_last_28_working_days":"Yes","earliest_decision_date":"2026-11-08T00:00:00.000","system_status":"Registered","system_status_change_date":"2026-10-08T00:00:00.000","applicant_name":"Mr. and Ms. Cumming & Brooksby","ward":"Hampstead Town","conservation_areas":"Hampstead;Hampstead","neighbourhood_areas":"Hampstead","case_officer":"Timothy Lee","case_officer_team":"Planning Solutions Team","responsibility_type":"PlanningApplication","comment":"https://planningrecords.camden.gov.uk/Northgate/PlanningExplorer/PLComments.aspx?pk=685007","full_application":{"url":"https://planningrecords.camden.gov.uk/NECSWS/Redirection/redirect.aspx?linkid=EXDC&PARAM0=685007"},"application_type":"Householder Application","easting":"526992","northing":"185714","longitude":"-0.169585","latitude":"51.556028","spatial_accuracy":"Plotted by Camden Officer","last_uploaded":"2026-11-07T02:31:49.000","location":{"type":"Point","coordinates":[-0.169585,51.556028]},"socrata_id":"5915","organisation_uri":{"url":"http://opendatacommunities.org/id/london-borough-council/camden"}}]