Development Intent
Planning AtlasPlanning InspectorateKensington And Chelsea appealsis
Kensington And Chelsea · Planning appeal · 2026-05-06

1 Halsey Street, LONDON, SW3 2QH

Appeal dismissedthe council was upheld
Originating application — is

Kensington And Chelsea refused is; the applicant appealed to the Planning Inspectorate. Kensington And Chelsea decisions →

From the decision letter

Appeal Decisions Site visit made on 4 February 2026 by L J O'Brien BA (Hons) MA MRTPI an Inspector appointed by the Secretary of State Decision date: 06 May 2026 Appeal A Ref: APP/K5600/W/25/3374319 1 Halsey Street, LONDON, SW3 2QH • • • • The appeal is made under section 78 of the Town and Country Planning Act 1990 (as amended) against a refusal to grant planning permission. The appeal is made by Icon Architects Ltd. against the decision of Royal Borough of Kensington and Chelsea. The application Ref is PP/25/03289. The development proposed is Ground and first floor closet wing extension to increase depth of the existing closet wing; removal of non-original door and replacement with sash window; removal of railings on unofficial terrace to rear; removal and relocation of original sash window in horizontal extension; and installation air conditioning unit to internal joinery in rear rec…

At a glance
OutcomeDismissed
Applicationis
Appeal ref3374319
Decided2026-05-06
The inspector
L J O'Brien

The Planning Inspectorate inspector who decided this appeal.

From the Planning Inspectorate's published decision letter for appeal 3374319. The originating application reference and site are extracted from the letter. “Winning arguments” are the development-plan policies the inspector cited.