26/0193 decided approve Last updated 21/04/2026, 15:18

Application to build a single-storey extension at the back of the house, convert the garage into a habitable room with a new front window, alter the garage roof, extend the roof from hip to gable, add a rear dormer window with two front rooflights, and install new side windows.

Householder

9, Waltham Avenue, London, NW9 9SH

NW9 9SH

Full Proposal

Proposed single storey rear extension, conversion of garage into habitable room with replacement of garage door with window to front elevation and alterations to garage roof, hip to gable extension, rear dormer window with 2x front rooflights, installation of a new side window and installation of window to the side roof slope to the dwellinghouse.

Application Timeline

Application Registered
27/01/2026
Application Validated
26/02/2026
Target Decision Date
N/A
Committee Date
N/A
Decision Made
N/A
Decision Issued
21/04/2026