What does ‘Building' mean?

"Building" means,

(a) a structure occupying an area greater than ten square metres consisting of a wall, roof and floor or any of them or a structural system serving the function thereof including all plumbing, works, fixtures and service systems appurtenant thereto,

(b) a structure occupying an area of ten square metres or less that contains plumbing, including the plumbing appurtenant thereto,

(c) plumbing not located in a structure,

(c.1) a sewage system; or

(d) structures designated in the building code;

Construct is defined as to do anything in the erection, installation or extension or material alteration or repair of a building and includes the installation of a building unit fabricated or moved from elsewhere and "construction" has a corresponding meaning.

A model of a house being built and designed.
Building Houses
Hammer and nails on top of drafting plans.
Building Permits
A deck being constructed.
Decks, Porches, and Verandahs
A free standing garage.
Garages and Sheds
A miniature house on a pile of draft papers.
Secondary Dwelling Units
A pile of sewage tubes.
Sewage System Installations
A fenced in outdoor in ground swimming pool.
Swimming Pools
Water flowing out of a tap into a glass.
Water Wells
An indoor wood stove with piles of wood on either side.
Woodstoves, Fireplaces, and Chimneys