substitute
"height" means—
(a) for a thing (including a building or structure)—
(i) in relation to finished ground level—the largest of the vertical distances measured at all points for the thing between finished ground level for each point to the top of the thing above the point; or
(ii) in relation to natural ground level—the largest of the vertical distances measured at all points for the thing between natural ground level for each point to the top of the thing above the point; or
(iii) in relation to something else (the "baseline")—the largest of the vertical distances measured at all points for the thing between the baseline for each point to the top of the thing above the point; and
(b) for a building or structure, for chapter 9 (Bushfire emergency rebuilding)—see section 371.