after the notes, insert
(e) the alteration of a building on a block in a residential zone if the alteration—
(i) does not increase the gross floor area of the building; and
(ii) does not change the siting of the building on the block.
Note 1 Gross floor area —see the territory plan (13 Definitions).
Note 2 Some alterations of buildings may be exempt from the requirement for development approval (see sch 1, s 1.21 and s 1.21A).